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		<title>Ceph Ghost OSD Clear</title>
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		<pubDate>Sun, 03 May 2026 21:43:40 +0000</pubDate>
				<category><![CDATA[Ceph]]></category>
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					<description><![CDATA[<p>Ghost OSD’nin teknik tanımı: Ceph OSDMap içinde OSD ID kayıtlıdır ama: Bu nedenle cluster OSD’yi hala map içinde tuttuğu için CRUSH map üzerinde hayalet gibi durur bunada Ghost OSD denir. Ghost OSD nasıl oluşur? Ceph OSD silme işlemi yanlış sırayla yapılınca. Doğru işlem sırası: Bu işlemler eksik yapılırsa → OSD Map içinde kalır → Ghost OSD olur. Ghost OSD nasıl [&#8230;]</p>
<p>The post <a href="https://www.burakaktas.com/ceph-ghost-osd-clear/">Ceph Ghost OSD Clear</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
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										<content:encoded><![CDATA[
<h4 class="wp-block-heading" id="ghost-osdnin-teknik-tanımı" style="font-size:26px"><strong>Ghost OSD’nin teknik tanımı</strong>:</h4>



<p class="has-medium-font-size">Ceph OSDMap içinde OSD ID kayıtlıdır ama:</p>



<ul class="wp-block-list">
<li>OSD’nin fiziksel diski çıkarılmıştır.</li>



<li>OSD process’i (ceph-osd@ID) yoktur.</li>



<li>Node üzerinde /var/lib/ceph/osd/ceph-ID dizini bulunmaz.</li>



<li>Systemd service çalışmaz.</li>



<li>Ceph bu OSD’yi DOWN + OUT olarak görür.</li>



<li>“destroyed / purge edilmemiş” OSD’dir.</li>
</ul>



<p class="has-medium-font-size">Bu nedenle cluster OSD’yi hala map içinde tuttuğu için CRUSH map üzerinde hayalet gibi durur bunada Ghost OSD denir.<br></p>



<p style="font-size:26px"><strong>Ghost OSD nasıl oluşur?</strong></p>



<p class="has-medium-font-size">Ceph OSD silme işlemi yanlış sırayla yapılınca.</p>



<p style="font-size:18px">Doğru işlem sırası:</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd out &lt;id>
ceph osd crush remove osd.&lt;id>
ceph auth del osd.&lt;id>
ceph osd rm &lt;id></textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">out</span><span style="color: #F8F8F2"> </span><span style="color: #FF79C6">&lt;</span><span style="color: #F1FA8C">i</span><span style="color: #F8F8F2">d</span><span style="color: #FF79C6">&gt;</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">remove</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd.</span><span style="color: #FF79C6">&lt;</span><span style="color: #F1FA8C">i</span><span style="color: #F8F8F2">d</span><span style="color: #FF79C6">&gt;</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">auth</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">del</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd.</span><span style="color: #FF79C6">&lt;</span><span style="color: #F1FA8C">i</span><span style="color: #F8F8F2">d</span><span style="color: #FF79C6">&gt;</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">rm</span><span style="color: #F8F8F2"> </span><span style="color: #FF79C6">&lt;</span><span style="color: #F1FA8C">i</span><span style="color: #F8F8F2">d</span><span style="color: #FF79C6">&gt;</span></span></code></pre></div>



<p class="has-medium-font-size">Bu işlemler eksik yapılırsa → OSD Map içinde kalır → Ghost OSD olur.</p>



<h4 class="wp-block-heading" id="ghost-osd-nasıl-anlaşılır" style="font-size:26px"><strong>Ghost OSD nasıl anlaşılır?</strong></h4>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd tree</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span></span></code></pre></div>



<p class="has-medium-font-size">Ghost OSD genellikle şöyle görünür:</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ID  CLASS  WEIGHT  STATUS  REWEIGHT  PRI-AFF
45         0.0     down    0.00000   1.00</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ID</span><span style="color: #F8F8F2">  </span><span style="color: #F1FA8C">CLASS</span><span style="color: #F8F8F2">  </span><span style="color: #F1FA8C">WEIGHT</span><span style="color: #F8F8F2">  </span><span style="color: #F1FA8C">STATUS</span><span style="color: #F8F8F2">  </span><span style="color: #F1FA8C">REWEIGHT</span><span style="color: #F8F8F2">  </span><span style="color: #F1FA8C">PRI-AFF</span></span>
<span class="line"><span style="color: #50FA7B">45</span><span style="color: #F8F8F2">         </span><span style="color: #BD93F9">0.0</span><span style="color: #F8F8F2">     </span><span style="color: #F1FA8C">down</span><span style="color: #F8F8F2">    </span><span style="color: #BD93F9">0.00000</span><span style="color: #F8F8F2">   </span><span style="color: #BD93F9">1.00</span></span></code></pre></div>



<ul class="wp-block-list">
<li>Weight = 0</li>



<li>Status = down</li>



<li>Disk yok</li>



<li>OSD directory yok</li>
</ul>



<p style="font-size:18px"><strong>Ama ID hala listede → GHOST.</strong></p>



<p style="font-size:26px"><strong>Ghost OSD neden sorun yaratır?</strong></p>



<p class="has-medium-font-size">Her zaman kritik değildir ama şu sorunlara sebep olabilir:</p>



<ul class="wp-block-list">
<li>CRUSH Map karmaşıklaşır</li>



<li>OSD ID’ler karışır</li>



<li>ceph-volume lvm create sırasında ID çakışması olabilir</li>



<li>Ansible / Proxmox auto-OSD scriptleri OSD ID seçerken hata verebilir</li>



<li>Dashboard “Health Warning” üretir</li>
</ul>



<p style="font-size:26px"><strong>Ghost OSD nasıl temizlenir? </strong></p>



<p class="has-medium-font-size">Ghost OSD ID’sini bul</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd tree</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span></span></code></pre></div>



<p style="font-size:18px"><strong>Varsayalım ghost ID = 45</strong></p>



<p class="has-medium-font-size">OSD’yi crush map’ten sil</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd crush remove osd.45</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">remove</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd.45</span></span></code></pre></div>



<p class="has-medium-font-size">Auth kaydını sil</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph auth del osd.45</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">auth</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">del</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd.45</span></span></code></pre></div>



<p class="has-medium-font-size">OSD ID’yi tamamen sil</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd rm 45</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">rm</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">45</span></span></code></pre></div>



<p class="has-medium-font-size">Kontrol et</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd tree
ceph -s</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span></code></pre></div>



<p class="has-medium-font-size">OSD artık görünmüyorsa → Ghost temizlendi.</p>



<p class="has-medium-font-size">Bir sonraki yazımızda görüşmek üzere. Faydalı olması dileğiyle.<a href="https://www.burakaktas.com/#linkedin" target="_blank" rel="noreferrer noopener"></a></p>



<p><a href="https://www.burakaktas.com/#linkedin" rel="noreferrer noopener" target="_blank"></a></p>
<p><a class="a2a_button_linkedin" href="https://www.addtoany.com/add_to/linkedin?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fceph-ghost-osd-clear%2F&amp;linkname=Ceph%20Ghost%20OSD%20Clear" title="LinkedIn" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_facebook" href="https://www.addtoany.com/add_to/facebook?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fceph-ghost-osd-clear%2F&amp;linkname=Ceph%20Ghost%20OSD%20Clear" title="Facebook" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_twitter" href="https://www.addtoany.com/add_to/twitter?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fceph-ghost-osd-clear%2F&amp;linkname=Ceph%20Ghost%20OSD%20Clear" title="Twitter" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_whatsapp" href="https://www.addtoany.com/add_to/whatsapp?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fceph-ghost-osd-clear%2F&amp;linkname=Ceph%20Ghost%20OSD%20Clear" title="WhatsApp" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_email" href="https://www.addtoany.com/add_to/email?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fceph-ghost-osd-clear%2F&amp;linkname=Ceph%20Ghost%20OSD%20Clear" title="Email" rel="nofollow noopener" target="_blank"></a></p><p>The post <a href="https://www.burakaktas.com/ceph-ghost-osd-clear/">Ceph Ghost OSD Clear</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>Removing Empty Hosts from the Ceph CRUSH Tree</title>
		<link>https://www.burakaktas.com/removing-empty-hosts-from-the-ceph-crush-tree/</link>
		
		<dc:creator><![CDATA[Burak AKTAŞ]]></dc:creator>
		<pubDate>Sun, 03 May 2026 21:25:32 +0000</pubDate>
				<category><![CDATA[Ceph]]></category>
		<category><![CDATA[Proxmox]]></category>
		<category><![CDATA[ceph]]></category>
		<category><![CDATA[kvm]]></category>
		<category><![CDATA[storage]]></category>
		<guid isPermaLink="false">https://www.burakaktas.com/?p=4303</guid>

					<description><![CDATA[<p>Kırmızı ile işaretlenen “boş host entry” satırları Ceph CRUSH map içinde OSD’siz tanımlı hostlardır. Bunlar genelde, Node daha önce cluster’a eklenip sonra kaldırıldığında, ceph orch veya pveceph ile yanlış isim otomatik eklendiğinde, CRUSH map manuel düzenlendiğinde oluşur. Çözüm: Bu hostları CRUSH map’ten silmek. Önce mevcut CRUSH tree’yi kontrol et: Kırmızı kutuda olanlar örneğin: Bunları kaldırmak için: Sonra tekrar kontrol et: [&#8230;]</p>
<p>The post <a href="https://www.burakaktas.com/removing-empty-hosts-from-the-ceph-crush-tree/">Removing Empty Hosts from the Ceph CRUSH Tree</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></description>
										<content:encoded><![CDATA[
<figure class="wp-block-image size-full"><a href="https://www.burakaktas.com/wp-content/uploads/2026/05/ceph_boş_host.png"><img fetchpriority="high" decoding="async" width="1488" height="1202" src="https://www.burakaktas.com/wp-content/uploads/2026/05/ceph_boş_host.png" alt="" class="wp-image-4306"/></a></figure>



<p class="has-medium-font-size">Kırmızı ile işaretlenen “<strong>boş host entry</strong>” satırları Ceph CRUSH map içinde OSD’siz tanımlı hostlardır.</p>



<p class="has-medium-font-size">Bunlar genelde, Node daha önce cluster’a eklenip sonra kaldırıldığında, ceph orch veya pveceph ile yanlış isim otomatik eklendiğinde, CRUSH map manuel düzenlendiğinde oluşur.</p>



<p class="has-medium-font-size"><strong>Çözüm: Bu hostları CRUSH map’ten silmek.</strong></p>



<p class="has-medium-font-size"><strong>Önce mevcut CRUSH tree’yi kontrol et:</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd tree</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>Kırmızı kutuda olanlar örneğin:</strong></p>



<ul class="wp-block-list">
<li><strong>host r2-prx-test-03</strong></li>



<li><strong>host r2-prx-test-10</strong></li>
</ul>



<p class="has-medium-font-size"><strong>Bunları kaldırmak için:</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd crush remove r2-prx-test-03
ceph osd crush remove r2-prx-test-10</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">remove</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r2-prx-test-03</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">remove</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r2-prx-test-10</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>Sonra tekrar kontrol et:</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd tree</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span></span></code></pre></div>



<h4 class="wp-block-heading has-medium-font-size" id="eğer-node-has-items-hatası-gelirse"><strong>Eğer “node has items” hatası gelirse</strong></h4>



<p class="has-medium-font-size">Bu durumda Ceph host altında OSD olmadığını düşünüyor ama bir weight kayıtlı olabilir. Şu komut ile kontrol et:</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd crush tree | grep r2-prx-test-03</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span><span style="color: #F8F8F2"> </span><span style="color: #FF79C6">|</span><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">grep</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r2-prx-test-03</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>Eğer ağırlık görünürse sıfırla:</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd crush reweight-n r2-prx-test-03 0</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">reweight-n</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r2-prx-test-03</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">0</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>Tekrar sil:</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd crush remove r2-prx-test-03</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">remove</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r2-prx-test-03</span></span></code></pre></div>



<h4 class="wp-block-heading has-medium-font-size" id="ek-temizlik-gerekirse"><strong>Ek Temizlik (Gerekirse)</strong></h4>



<p class="has-medium-font-size">Bazı eski Ceph sürümlerinde host sadece CRUSH map’ten değil, CRUSH bucket içinden de silinmek zorunda:</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd crush rm r2-prx-test-03</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">rm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r2-prx-test-03</span></span></code></pre></div>



<h4 class="wp-block-heading has-medium-font-size" id="sonuç"><strong>Sonuç:</strong></h4>



<p class="has-medium-font-size">Bu iki komut sorunu çözecek:</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd crush remove r2-prx-test-03
ceph osd crush remove r2-prx-test-10</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">remove</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r2-prx-test-03</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">remove</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r2-prx-test-10</span></span></code></pre></div>



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<p><a class="a2a_button_linkedin" href="https://www.addtoany.com/add_to/linkedin?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fremoving-empty-hosts-from-the-ceph-crush-tree%2F&amp;linkname=Removing%20Empty%20Hosts%20from%20the%20Ceph%20CRUSH%20Tree" title="LinkedIn" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_facebook" href="https://www.addtoany.com/add_to/facebook?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fremoving-empty-hosts-from-the-ceph-crush-tree%2F&amp;linkname=Removing%20Empty%20Hosts%20from%20the%20Ceph%20CRUSH%20Tree" title="Facebook" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_twitter" href="https://www.addtoany.com/add_to/twitter?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fremoving-empty-hosts-from-the-ceph-crush-tree%2F&amp;linkname=Removing%20Empty%20Hosts%20from%20the%20Ceph%20CRUSH%20Tree" title="Twitter" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_whatsapp" href="https://www.addtoany.com/add_to/whatsapp?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fremoving-empty-hosts-from-the-ceph-crush-tree%2F&amp;linkname=Removing%20Empty%20Hosts%20from%20the%20Ceph%20CRUSH%20Tree" title="WhatsApp" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_email" href="https://www.addtoany.com/add_to/email?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fremoving-empty-hosts-from-the-ceph-crush-tree%2F&amp;linkname=Removing%20Empty%20Hosts%20from%20the%20Ceph%20CRUSH%20Tree" title="Email" rel="nofollow noopener" target="_blank"></a></p><p>The post <a href="https://www.burakaktas.com/removing-empty-hosts-from-the-ceph-crush-tree/">Removing Empty Hosts from the Ceph CRUSH Tree</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>Proxmox + Ceph HCI Cluster Node Decommission v9.x</title>
		<link>https://www.burakaktas.com/proxmox-ceph-hci-cluster-node-decommission/</link>
		
		<dc:creator><![CDATA[Burak AKTAŞ]]></dc:creator>
		<pubDate>Sun, 03 May 2026 13:38:27 +0000</pubDate>
				<category><![CDATA[Ceph]]></category>
		<category><![CDATA[Proxmox]]></category>
		<category><![CDATA[ceph]]></category>
		<category><![CDATA[kvm]]></category>
		<category><![CDATA[proxmox]]></category>
		<category><![CDATA[storage]]></category>
		<category><![CDATA[virtualization]]></category>
		<guid isPermaLink="false">https://www.burakaktas.com/?p=4291</guid>

					<description><![CDATA[<p>Bu runbook Proxmox VE + Ceph HCI cluster ortamında node shrink işlemini güvenli şekilde yapmak için hazırlanmıştır. Örnek Operasyon:10 node → 5 node shrink Operasyon Mantık Sırası1️⃣ Operasyon planı2️⃣ VM / HA cleanup3️⃣ Ceph OSD removal4️⃣ Proxmox node removal5️⃣ Ceph rebalance &#38; PG planning6️⃣ CRUSH rule doğrulama Örnek Cluster Ortamı Proxmox Cluster: 10 nodeStorage: Ceph HCIReplica size: 3OSD per node: [&#8230;]</p>
<p>The post <a href="https://www.burakaktas.com/proxmox-ceph-hci-cluster-node-decommission/">Proxmox + Ceph HCI Cluster Node Decommission v9.x</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></description>
										<content:encoded><![CDATA[
<p class="has-medium-font-size">Bu runbook Proxmox VE + Ceph HCI cluster ortamında node shrink işlemini güvenli şekilde yapmak için hazırlanmıştır.</p>



<p style="font-size:16px"><strong>Örnek Operasyon:</strong><br><strong>10 node → 5 node shrink</strong></p>



<p style="font-size:18px"><strong>Operasyon Mantık Sırası</strong><br>1️⃣ Operasyon planı<br>2️⃣ VM / HA cleanup<br>3️⃣ Ceph OSD removal<br>4️⃣ Proxmox node removal<br>5️⃣ Ceph rebalance &amp; PG planning<br>6️⃣ CRUSH rule doğrulama</p>



<p style="font-size:18px"><strong>Örnek Cluster Ortamı</strong></p>



<p><strong>Proxmox Cluster: 10 node</strong><br><strong>Storage: Ceph HCI</strong><br><strong>Replica size: 3</strong><br><strong>OSD per node: 12 NVMe</strong><br><strong>Toplam: 120 OSD</strong></p>



<p><strong>Shrink hedefi: 10 → 5 node</strong></p>



<p class="has-medium-font-size"><strong>1-Operasyon Öncesi Kontroller</strong></p>



<p><strong>Proxmox Cluster Health</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>pvecm status

Beklenen çıktı:
Quorate: Yes
Nodes: 10</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">pvecm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Beklenen</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">çıktı:</span></span>
<span class="line"><span style="color: #50FA7B">Quorate:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Yes</span></span>
<span class="line"><span style="color: #50FA7B">Nodes:</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">10</span></span></code></pre></div>



<p><strong>Node Listesi</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>pvecm nodes</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">pvecm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">nodes</span></span></code></pre></div>



<p><strong>Ceph Cluster Health</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph -s

Beklenen:
HEALTH_OK

Eğer cluster HEALTH_WARN / DEGRADED ise node removal yapılmamalıdır.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Beklenen:</span></span>
<span class="line"><span style="color: #50FA7B">HEALTH_OK</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Eğer</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">cluster</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">HEALTH_WARN</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">DEGRADED</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ise</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">removal</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">yapılmamalıdır.</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>2-Node Üzerindeki VM ve Container’ları Taşı</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Node tamamen boş olmalıdır.

Kontrol:
qm list
pct list

VM Migration
qm migrate VMID TARGETNODE --online

Container Migration
pct migrate CTID TARGETNODE

GUI
VM → Migrate</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Node</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tamamen</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">boş</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">olmalıdır.</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Kontrol:</span></span>
<span class="line"><span style="color: #50FA7B">qm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">list</span></span>
<span class="line"><span style="color: #50FA7B">pct</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">list</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">VM</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Migration</span></span>
<span class="line"><span style="color: #50FA7B">qm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">migrate</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">VMID</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">TARGETNODE</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--online</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Container</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Migration</span></span>
<span class="line"><span style="color: #50FA7B">pct</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">migrate</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">CTID</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">TARGETNODE</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">GUI</span></span>
<span class="line"><span style="color: #50FA7B">VM</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Migrate</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-3-ha-kaynaklarını-temizle"><strong>3-HA Kaynaklarını Temizle</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>HA kontrolü:
ha-manager status

HA resource taşıma:
ha-manager migrate vm:101 node02</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">HA</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kontrolü:</span></span>
<span class="line"><span style="color: #50FA7B">ha-manager</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">HA</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">resource</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">taşıma:</span></span>
<span class="line"><span style="color: #50FA7B">ha-manager</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">migrate</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">vm:101</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node02</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-4-node-üzerindeki-ceph-osdleri-tespit-et"><strong>4-Node Üzerindeki Ceph OSD’leri Tespit Et</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd tree

Örnek:

host r1-prx-test-06
         osd.61
         osd.62
         osd.63
         osd.64
         osd.65</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Örnek:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">host</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r1-prx-test-06</span></span>
<span class="line"><span style="color: #F8F8F2">         </span><span style="color: #50FA7B">osd.61</span></span>
<span class="line"><span style="color: #F8F8F2">         </span><span style="color: #50FA7B">osd.62</span></span>
<span class="line"><span style="color: #F8F8F2">         </span><span style="color: #50FA7B">osd.63</span></span>
<span class="line"><span style="color: #F8F8F2">         </span><span style="color: #50FA7B">osd.64</span></span>
<span class="line"><span style="color: #F8F8F2">         </span><span style="color: #50FA7B">osd.65</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>5-OSD’leri OUT Yap</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd out 61
ceph osd out 62
ceph osd out 63
ceph osd out 64
ceph osd out 65

Kontrol:

ceph -s

Cluster aşağıdaki aktiviteleri başlatır:

recovery
backfill
rebalancing
⚠️ Bu işlemler bitmeden devam edilmez</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">out</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">61</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">out</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">62</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">out</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">63</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">out</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">64</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">out</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">65</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Kontrol:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Cluster</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">aşağıdaki</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">aktiviteleri</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">başlatır:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">recovery</span></span>
<span class="line"><span style="color: #50FA7B">backfill</span></span>
<span class="line"><span style="color: #50FA7B">rebalancing</span></span>
<span class="line"><span style="color: #50FA7B">⚠️</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Bu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">işlemler</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">bitmeden</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">devam</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">edilmez</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-6-osdleri-stop-et"><strong>6-OSD’leri STOP Et</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>systemctl stop ceph-osd@61
systemctl stop ceph-osd@62
systemctl stop ceph-osd@63
systemctl stop ceph-osd@64
systemctl stop ceph-osd@65

Kontrol:

systemctl status ceph-osd@61
systemctl status ceph-osd@62
systemctl status ceph-osd@63
systemctl status ceph-osd@64
systemctl status ceph-osd@65
👉 inactive olmalı</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">stop</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-osd@61</span></span>
<span class="line"><span style="color: #50FA7B">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">stop</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-osd@62</span></span>
<span class="line"><span style="color: #50FA7B">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">stop</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-osd@63</span></span>
<span class="line"><span style="color: #50FA7B">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">stop</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-osd@64</span></span>
<span class="line"><span style="color: #50FA7B">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">stop</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-osd@65</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Kontrol:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-osd@61</span></span>
<span class="line"><span style="color: #50FA7B">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-osd@62</span></span>
<span class="line"><span style="color: #50FA7B">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-osd@63</span></span>
<span class="line"><span style="color: #50FA7B">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-osd@64</span></span>
<span class="line"><span style="color: #50FA7B">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-osd@65</span></span>
<span class="line"><span style="color: #50FA7B">👉</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">inactive</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">olmalı</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-7-osdleri-clusterdan-tamamen-sil"><strong>7-OSD’leri Cluster’dan Tamamen Sil</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd purge 61 --yes-i-really-mean-it
ceph osd purge 62 --yes-i-really-mean-it
ceph osd purge 63 --yes-i-really-mean-it
ceph osd purge 64 --yes-i-really-mean-it
ceph osd purge 65 --yes-i-really-mean-it

Bu işlem temizler:
  • OSD map
  • CRUSH map
  • auth keys
  • metadata</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">purge</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">61</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--yes-i-really-mean-it</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">purge</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">62</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--yes-i-really-mean-it</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">purge</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">63</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--yes-i-really-mean-it</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">purge</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">64</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--yes-i-really-mean-it</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">purge</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">65</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--yes-i-really-mean-it</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Bu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">işlem</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">temizler:</span></span>
<span class="line"><span style="color: #F8F8F2">  </span><span style="color: #50FA7B">•</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">map</span></span>
<span class="line"><span style="color: #F8F8F2">  </span><span style="color: #50FA7B">•</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">CRUSH</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">map</span></span>
<span class="line"><span style="color: #F8F8F2">  </span><span style="color: #50FA7B">•</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">auth</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">keys</span></span>
<span class="line"><span style="color: #F8F8F2">  </span><span style="color: #50FA7B">•</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">metadata</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>8-Ceph MON Kontrol</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph mon dump
Eğer node üzerinde MON varsa:

ceph mon remove r1-prx-test-06
MON sayısı tek sayı olmalıdır

3 / 5 / 7</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">mon</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">dump</span></span>
<span class="line"><span style="color: #50FA7B">Eğer</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">üzerinde</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">MON</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">varsa:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">mon</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">remove</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r1-prx-test-06</span></span>
<span class="line"><span style="color: #50FA7B">MON</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">sayısı</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tek</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">sayı</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">olmalıdır</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">3</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">5</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">7</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-9-ceph-mgr-kontrol"><strong>9-Ceph MGR Kontrol</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph mgr dump
Node üzerindeki mgr varsa kaldırılabilir.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">mgr</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">dump</span></span>
<span class="line"><span style="color: #50FA7B">Node</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">üzerindeki</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">mgr</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">varsa</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kaldırılabilir.</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-10-crush-host-entry-temizliği"><strong>10-CRUSH Host Entry Temizliği</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd crush remove r1-prx-test-01</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">remove</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r1-prx-test-01</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-11-disklerin-wipe-ve-destroy-edilmesi"><strong>11-Disklerin Wipe ve Destroy Edilmesi</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph-volume lvm zap /dev/nvme0n1  --destroy
ceph-volume lvm zap /dev/nvme1n1  --destroy
ceph-volume lvm zap /dev/nvme2n1  --destroy
ceph-volume lvm zap /dev/nvme3n1  --destroy
ceph-volume lvm zap /dev/nvme4n1  --destroy
ceph-volume lvm zap /dev/nvme5n1  --destroy
ceph-volume lvm zap /dev/nvme6n1  --destroy
ceph-volume lvm zap /dev/nvme7n1  --destroy
ceph-volume lvm zap /dev/nvme9n1  --destroy
ceph-volume lvm zap /dev/nvme10n1 --destroy
ceph-volume lvm zap /dev/nvme11n1 --destroy
ceph-volume lvm zap /dev/nvme12n1 --destroy</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme0n1</span><span style="color: #F8F8F2">  </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme1n1</span><span style="color: #F8F8F2">  </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme2n1</span><span style="color: #F8F8F2">  </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme3n1</span><span style="color: #F8F8F2">  </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme4n1</span><span style="color: #F8F8F2">  </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme5n1</span><span style="color: #F8F8F2">  </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme6n1</span><span style="color: #F8F8F2">  </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme7n1</span><span style="color: #F8F8F2">  </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme9n1</span><span style="color: #F8F8F2">  </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme10n1</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme11n1</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/nvme12n1</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--destroy</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-12-nodeu-power-off-et"><strong>12-Node&#8217;u Power Off Et</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>shutdown -h now
⚠️ Node cluster networkünde tekrar açılmamalıdır.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">shutdown</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-h</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">now</span></span>
<span class="line"><span style="color: #50FA7B">⚠️</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Node</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">cluster</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">networkünde</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tekrar</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">açılmamalıdır.</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-13-proxmox-clusterdan-node-çıkarma"><strong>13-Proxmox Cluster’dan Node Çıkarma</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Başka bir node üzerinden çalıştırılır.
pvecm delnode r1-prx-test-06

Kontrol:
pvecm nodes

Node listeden silinmiş olmalıdır.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Başka</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">bir</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">üzerinden</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">çalıştırılır.</span></span>
<span class="line"><span style="color: #50FA7B">pvecm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">delnode</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r1-prx-test-06</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Kontrol:</span></span>
<span class="line"><span style="color: #50FA7B">pvecm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">nodes</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Node</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">listeden</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">silinmiş</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">olmalıdır.</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-14-eğer-quorum-hatası-oluşursa"><strong>14-Eğer Quorum Hatası Oluşursa</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>pvecm expected 1

Sonra tekrar:
pvecm delnode r1-prx-test-06</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">pvecm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">expected</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">1</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Sonra</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tekrar:</span></span>
<span class="line"><span style="color: #50FA7B">pvecm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">delnode</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r1-prx-test-06</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-15-node-directory-temizliği"><strong>15-Node Directory Temizliği</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Bazı durumlarda şu klasör kalabilir:
/etc/pve/nodes/r1-prx-test-06

Temizleme:
rm -rf /etc/pve/nodes/r1-prx-test-06</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Bazı</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">durumlarda</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">şu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">klasör</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kalabilir:</span></span>
<span class="line"><span style="color: #50FA7B">/etc/pve/nodes/r1-prx-test-06</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Temizleme:</span></span>
<span class="line"><span style="color: #50FA7B">rm</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-rf</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/etc/pve/nodes/r1-prx-test-06</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-16-ceph-cluster-health-kontrol"><strong>16-Ceph Cluster Health Kontrol</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph -s

Beklenen:
HEALTH_OK</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Beklenen:</span></span>
<span class="line"><span style="color: #50FA7B">HEALTH_OK</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-17-ceph-hci-node-shrink-planning"><strong>17-Ceph HCI Node Shrink Planning</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Örnek pool:
pool: r1_c01_artuklu
size: 3
PG: 4096
autoscaler: off</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Örnek</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">pool:</span></span>
<span class="line"><span style="color: #50FA7B">pool:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r1_c01_artuklu</span></span>
<span class="line"><span style="color: #50FA7B">size:</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">3</span></span>
<span class="line"><span style="color: #50FA7B">PG:</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">4096</span></span>
<span class="line"><span style="color: #50FA7B">autoscaler:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">off</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-18-ceph-pg-dağılım-mantığı"><strong>18-Ceph PG Dağılım Mantığı</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Ceph veri dağılımı:

Object
 ↓
PG
 ↓
OSD

Replica:
size=3</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">veri</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">dağılımı:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Object</span></span>
<span class="line"><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">PG</span></span>
<span class="line"><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">OSD</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Replica:</span></span>
<span class="line"><span style="color: #BD93F9">size</span><span style="color: #FF79C6">=</span><span style="color: #BD93F9">3</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-19-pg-hesaplama-formülü"><strong>19-PG Hesaplama Formülü</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>PG = (OSD × 100) / replica</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">PG</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">=</span><span style="color: #F8F8F2"> (OSD </span><span style="color: #F1FA8C">×</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">100</span><span style="color: #F8F8F2">) / replica</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-20-mevcut-cluster"><strong>20-Mevcut Cluster</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>10 node
12 OSD per node

Toplam: 120 OSD

PG hesap: (120 × 100) / 3 = 4000

Mevcut: 4096 PG

Bu ideal.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">10</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node</span></span>
<span class="line"><span style="color: #50FA7B">12</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">per</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Toplam:</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">120</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">PG</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">hesap:</span><span style="color: #F8F8F2"> (120 </span><span style="color: #F1FA8C">×</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">100</span><span style="color: #F8F8F2">) / 3 = 4000</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Mevcut:</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">4096</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">PG</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Bu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ideal.</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-21-shrik-sonrası"><strong>21-Shrik Sonrası</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>5 node
12 OSD

Toplam: 60 OSD</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">5</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node</span></span>
<span class="line"><span style="color: #50FA7B">12</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Toplam:</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">60</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-22-yeni-pg-hesabı"><strong>22-Yeni PG Hesabı</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>(60 × 100) / 3 = 2000

İdeal: 2048 PG

Ama mevcut: 4096 PG</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #F8F8F2">(</span><span style="color: #50FA7B">60</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">×</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">100</span><span style="color: #F8F8F2">) / 3 = 2000</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">İdeal:</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">2048</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">PG</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Ama</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">mevcut:</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">4096</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">PG</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-23-pg-fazla-olursa"><strong>23-PG Fazla Olursa</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Etki                     Sebep
OSD RAM Artar            PG state
CPU Artar                Metadata
Peering Süresi Artar     Recovery

Production Cluster'larda Genelde Kritik Problem Yaratmaz.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Etki</span><span style="color: #F8F8F2">                     </span><span style="color: #F1FA8C">Sebep</span></span>
<span class="line"><span style="color: #50FA7B">OSD</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">RAM</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Artar</span><span style="color: #F8F8F2">            </span><span style="color: #F1FA8C">PG</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">state</span></span>
<span class="line"><span style="color: #50FA7B">CPU</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Artar</span><span style="color: #F8F8F2">                </span><span style="color: #F1FA8C">Metadata</span></span>
<span class="line"><span style="color: #50FA7B">Peering</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Süresi</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Artar</span><span style="color: #F8F8F2">     </span><span style="color: #F1FA8C">Recovery</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Production</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Cluster</span><span style="color: #E9F284">&#39;</span><span style="color: #F1FA8C">larda Genelde Kritik Problem Yaratmaz.</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-24node-removal-data-movement"><strong>24—Node Removal Data Movement</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Node Removal Sırasında:

OSD OUT
 ↓
PG remap
 ↓
backfill
 ↓
recovery</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Node</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Removal</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Sırasında:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">OSD</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OUT</span></span>
<span class="line"><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">PG</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">remap</span></span>
<span class="line"><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">backfill</span></span>
<span class="line"><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">recovery</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-25veri-hareketi-hesabı"><strong>25—Veri Hareketi Hesabı</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Shrink: 10 → 5 node

Cluster kapasitesinin yaklaşık: %50

Yani Ceph yaklaşık: cluster data × 50% veri taşır.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Shrink:</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">10</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">5</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Cluster</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kapasitesinin</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">yaklaşık:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">%50</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Yani</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">yaklaşık:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">cluster</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">data</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">×</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">50</span><span style="color: #F1FA8C">%</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">veri</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">taşır.</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-26shrink-strategy"><strong>26—Shrink Strategy</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>⚠️ 10 → 5 shrink tek seferde yapılmaz
Önerilen sıra:

10 → 9
recovery finish

9 → 8
recovery finish

8 → 7
recovery finish

7 → 6
recovery finish

6 → 5
Her adımda kontrol:

ceph -s</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">⚠️</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">10</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">5</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">shrink</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tek</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">seferde</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">yapılmaz</span></span>
<span class="line"><span style="color: #50FA7B">Önerilen</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">sıra:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">10</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">9</span></span>
<span class="line"><span style="color: #50FA7B">recovery</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">finish</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">9</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">8</span></span>
<span class="line"><span style="color: #50FA7B">recovery</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">finish</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">8</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">7</span></span>
<span class="line"><span style="color: #50FA7B">recovery</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">finish</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">7</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">6</span></span>
<span class="line"><span style="color: #50FA7B">recovery</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">finish</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">6</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">5</span></span>
<span class="line"><span style="color: #50FA7B">Her</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">adımda</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kontrol:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-27-osd-utilization-kontrol-opsiyonel"><strong>27-OSD Utilization Kontrol (Opsiyonel)</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd df

Düzeltme: ceph osd reweight-by-utilization</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">df</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Düzeltme:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">reweight-by-utilization</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-28crush-failure-domain-kontrolü"><strong>28—CRUSH Failure Domain Kontrolü</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Replica dağılımı şu şekilde olmalıdır:

replica1 → r1-prx-test-10
replica2 → r1-prx-test-09
replica3 → r1-prx-test-08
replica3 → r1-prx-test-07
replica3 → r1-prx-test-06

Kontrol:

ceph osd crush rule dump

Beklenen:
step chooseleaf firstn 0 type host

Bu sayede replica’lar farklı node’lara dağıtılır.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Replica</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">dağılımı</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">şu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">şekilde</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">olmalıdır:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">replica1</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r1-prx-test-10</span></span>
<span class="line"><span style="color: #50FA7B">replica2</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r1-prx-test-09</span></span>
<span class="line"><span style="color: #50FA7B">replica3</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r1-prx-test-08</span></span>
<span class="line"><span style="color: #50FA7B">replica3</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r1-prx-test-07</span></span>
<span class="line"><span style="color: #50FA7B">replica3</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">r1-prx-test-06</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Kontrol:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crush</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">rule</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">dump</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Beklenen:</span></span>
<span class="line"><span style="color: #50FA7B">step</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">chooseleaf</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">firstn</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">0</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">type</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">host</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Bu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">sayede</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">replica’lar</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">farklı</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node’lara</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">dağıtılır.</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="h-29final-health-check"><strong>29—Final Health Check</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph -s
ceph osd tree
ceph osd df

pvecm status

Beklenen:

HEALTH_OK

cluster stable
node removed</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">df</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">pvecm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Beklenen:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">HEALTH_OK</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">cluster</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">stable</span></span>
<span class="line"><span style="color: #50FA7B">node</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">removed</span></span></code></pre></div>



<h3 class="wp-block-heading has-medium-font-size" id="final-operasyon-sırası"><strong>Final Operasyon Sırası</strong></h3>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>VM migrate
↓
HA cleanup
↓
OSD out
↓
OSD purge
↓
MON remove
↓
Node shutdown
↓
pvecm delnode
↓
Ceph rebalance</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">VM</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">migrate</span></span>
<span class="line"><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">HA</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">cleanup</span></span>
<span class="line"><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">OSD</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">out</span></span>
<span class="line"><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">OSD</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">purge</span></span>
<span class="line"><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">MON</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">remove</span></span>
<span class="line"><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">Node</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">shutdown</span></span>
<span class="line"><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">pvecm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">delnode</span></span>
<span class="line"><span style="color: #50FA7B">↓</span></span>
<span class="line"><span style="color: #50FA7B">Ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">rebalance</span></span></code></pre></div>



<p class="has-medium-font-size">Bir sonraki yazımızda görüşmek üzere. Faydalı olması dileğiyle.</p>
<p><a class="a2a_button_linkedin" href="https://www.addtoany.com/add_to/linkedin?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-ceph-hci-cluster-node-decommission%2F&amp;linkname=Proxmox%20%2B%20Ceph%20HCI%20Cluster%20Node%20Decommission%20v9.x" title="LinkedIn" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_facebook" href="https://www.addtoany.com/add_to/facebook?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-ceph-hci-cluster-node-decommission%2F&amp;linkname=Proxmox%20%2B%20Ceph%20HCI%20Cluster%20Node%20Decommission%20v9.x" title="Facebook" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_twitter" href="https://www.addtoany.com/add_to/twitter?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-ceph-hci-cluster-node-decommission%2F&amp;linkname=Proxmox%20%2B%20Ceph%20HCI%20Cluster%20Node%20Decommission%20v9.x" title="Twitter" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_whatsapp" href="https://www.addtoany.com/add_to/whatsapp?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-ceph-hci-cluster-node-decommission%2F&amp;linkname=Proxmox%20%2B%20Ceph%20HCI%20Cluster%20Node%20Decommission%20v9.x" title="WhatsApp" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_email" href="https://www.addtoany.com/add_to/email?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-ceph-hci-cluster-node-decommission%2F&amp;linkname=Proxmox%20%2B%20Ceph%20HCI%20Cluster%20Node%20Decommission%20v9.x" title="Email" rel="nofollow noopener" target="_blank"></a></p><p>The post <a href="https://www.burakaktas.com/proxmox-ceph-hci-cluster-node-decommission/">Proxmox + Ceph HCI Cluster Node Decommission v9.x</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>Proxmox Ceph Storage Cluster Safe Shutdown and Startup v9.x</title>
		<link>https://www.burakaktas.com/proxmox-cluster-ceph-storage-safe-shutdown-and-startup-v9-x/</link>
		
		<dc:creator><![CDATA[Burak AKTAŞ]]></dc:creator>
		<pubDate>Sat, 02 May 2026 22:16:48 +0000</pubDate>
				<category><![CDATA[Ceph]]></category>
		<category><![CDATA[Proxmox]]></category>
		<category><![CDATA[ceph]]></category>
		<category><![CDATA[kvm]]></category>
		<category><![CDATA[proxmox]]></category>
		<category><![CDATA[virtualization]]></category>
		<guid isPermaLink="false">https://www.burakaktas.com/?p=4280</guid>

					<description><![CDATA[<p>Merhaba, bu yazımızda Ceph storage kullanılan bir Proxmox cluster ortamının güvenli şekilde kapatılması ve tekrar açılması için izlenmesi gereken yolu anlatıyor olacağım. (10 node&#8217;lu bir cluster üzerinde bu demo yapıldıktan sonra bu yazı yazılmıştır.) 1️⃣ Ceph Cluster Health Kontrolü Shutdown işlemine başlamadan önce Ceph cluster sağlıklı olmalıdır. Ek Kontrol Komutları: 2️⃣ Ceph Maintenance Flag Ayarlama Node&#8217;lar kapandığında Ceph&#8217;in gereksiz veri [&#8230;]</p>
<p>The post <a href="https://www.burakaktas.com/proxmox-cluster-ceph-storage-safe-shutdown-and-startup-v9-x/">Proxmox Ceph Storage Cluster Safe Shutdown and Startup v9.x</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></description>
										<content:encoded><![CDATA[
<p class="has-medium-font-size">Merhaba, bu yazımızda Ceph storage kullanılan bir Proxmox cluster ortamının güvenli şekilde kapatılması ve tekrar açılması için izlenmesi gereken yolu anlatıyor olacağım.</p>



<p class="has-medium-font-size"><strong>(10 node&#8217;lu bir cluster üzerinde bu demo yapıldıktan sonra bu yazı yazılmıştır.)</strong></p>



<p class="has-medium-font-size"><strong>1️⃣ Ceph Cluster Health Kontrolü</strong></p>



<p class="has-medium-font-size">Shutdown işlemine başlamadan önce Ceph cluster sağlıklı olmalıdır.<br></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Komut: ceph -s

Beklenen çıktı: HEALTH_OK</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Komut:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Beklenen</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">çıktı:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">HEALTH_OK</span></span></code></pre></div>



<p class="has-medium-font-size">Ek Kontrol Komutları:</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd tree
ceph pg stat

Şunlar olmamalıdır:
  • degraded PG
  • recovery
  • backfill</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">pg</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">stat</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Şunlar</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">olmamalıdır:</span></span>
<span class="line"><span style="color: #F8F8F2">  </span><span style="color: #50FA7B">•</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">degraded</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">PG</span></span>
<span class="line"><span style="color: #F8F8F2">  </span><span style="color: #50FA7B">•</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">recovery</span></span>
<span class="line"><span style="color: #F8F8F2">  </span><span style="color: #50FA7B">•</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">backfill</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>2️⃣ Ceph Maintenance Flag Ayarlama</strong></p>



<p class="has-medium-font-size">Node&#8217;lar kapandığında Ceph&#8217;in gereksiz veri rebalance yapmasını önlemek için aşağıdaki flag&#8217;ler set edilir.</p>



<p class="has-medium-font-size">Önce mevcut flag&#8217;leri kontrol edin:</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd dump | grep flags</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">dump</span><span style="color: #F8F8F2"> </span><span style="color: #FF79C6">|</span><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">grep</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">flags</span></span></code></pre></div>



<p class="has-medium-font-size">Ardından maintenance flag&#8217;leri set edilir:</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd set noout
ceph osd set norebalance
ceph osd set nobackfill</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">set</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">noout</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">set</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">norebalance</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">set</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">nobackfill</span></span></code></pre></div>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Kontrol: ceph osd dump | grep flags</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Kontrol:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">dump</span><span style="color: #F8F8F2"> </span><span style="color: #FF79C6">|</span><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">grep</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">flags</span></span></code></pre></div>



<p class="has-medium-font-size">Bu flag&#8217;ler sayesinde:</p>



<p><strong>• OSD offline olduğunda Ceph hemen rebalancing başlatmaz<br>• Gereksiz disk IO oluşmaz<br>• Cluster performansı korunur</strong></p>



<p class="has-medium-font-size"><strong>3️⃣ VM ve Container&#8217;ları Kapatma</strong></p>



<p class="has-medium-font-size">Shutdown işleminden önce tüm VM ve Container&#8217;lar kapatılmalıdır.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>VM listeleme: qm list
VM kapatma: qm shutdown VMID
Zorunlu durumda: qm stop VMID

Container kapatma: pct shutdown CTID
Büyük clusterlarda toplu shutdown için: qm list | awk 'NR>1 {print $1}' | xargs -I {} qm shutdown {}</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">VM</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">listeleme:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">qm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">list</span></span>
<span class="line"><span style="color: #50FA7B">VM</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kapatma:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">qm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">shutdown</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">VMID</span></span>
<span class="line"><span style="color: #50FA7B">Zorunlu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">durumda:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">qm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">stop</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">VMID</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Container</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kapatma:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">pct</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">shutdown</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">CTID</span></span>
<span class="line"><span style="color: #50FA7B">Büyük</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">clusterlarda</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">toplu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">shutdown</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">için:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">qm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">list</span><span style="color: #F8F8F2"> </span><span style="color: #FF79C6">|</span><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">awk</span><span style="color: #F8F8F2"> </span><span style="color: #E9F284">&#39;</span><span style="color: #F1FA8C">NR&gt;1 {print $1}</span><span style="color: #E9F284">&#39;</span><span style="color: #F8F8F2"> </span><span style="color: #FF79C6">|</span><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">xargs</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-I</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">{}</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">qm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">shutdown</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">{}</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>4️⃣ HA Servisini Devre Dışı Bırakma</strong></p>



<p class="has-medium-font-size">Cluster HA kullanıyorsa shutdown sırasında HA migration oluşmasını engellemek için HA servisleri durdurulmalıdır.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>HA durumunu kontrol et: ha-manager status

Tüm node'lar da aşağıdaki servisler durdurulur.

LRM servis: systemctl stop pve-ha-lrm

CRM servis: systemctl stop pve-ha-crm

Bu işlem HA stack'i tamamen dondurur.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">HA</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">durumunu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kontrol</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">et:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ha-manager</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Tüm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node</span><span style="color: #E9F284">&#39;</span><span style="color: #F1FA8C">lar da aşağıdaki servisler durdurulur.</span></span>
<span class="line"></span>
<span class="line"><span style="color: #F1FA8C">LRM servis: systemctl stop pve-ha-lrm</span></span>
<span class="line"></span>
<span class="line"><span style="color: #F1FA8C">CRM servis: systemctl stop pve-ha-crm</span></span>
<span class="line"></span>
<span class="line"><span style="color: #F1FA8C">Bu işlem HA stack</span><span style="color: #E9F284">&#39;</span><span style="color: #F1FA8C">i</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tamamen</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">dondurur.</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>5️⃣ Proxmox Node&#8217;ları Kapatma (HCI Cluster)</strong></p>



<p class="has-medium-font-size">VM ve HA servisleri kapatıldıktan sonra node&#8217;lar güvenli şekilde kapatılabilir.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Her node üzerinde: sync; shutdown -h now veya poweroff</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Her</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">üzerinde:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">sync</span><span style="color: #F8F8F2">; </span><span style="color: #50FA7B">shutdown</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-h</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">now</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">veya</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">poweroff</span></span></code></pre></div>



<p class="has-medium-font-size">Önerilen Shutdown Sırası (HCI)</p>



<p class="has-medium-font-size">HCI mimaride compute ve storage aynı node üzerinde bulunduğundan shutdown sırası Ceph MON quorum&#8217;u koruyacak şekilde planlanmalıdır.</p>



<p><strong>1️⃣ MON içermeyen node&#8217;lar</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>node06
node07
node08
node09
node10</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">node06</span></span>
<span class="line"><span style="color: #50FA7B">node07</span></span>
<span class="line"><span style="color: #50FA7B">node08</span></span>
<span class="line"><span style="color: #50FA7B">node09</span></span>
<span class="line"><span style="color: #50FA7B">node10</span></span></code></pre></div>



<p><strong>2️⃣ MON içeren node&#8217;lar</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>node01
node02
node03
node04
node05</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">node01</span></span>
<span class="line"><span style="color: #50FA7B">node02</span></span>
<span class="line"><span style="color: #50FA7B">node03</span></span>
<span class="line"><span style="color: #50FA7B">node04</span></span>
<span class="line"><span style="color: #50FA7B">node05</span></span></code></pre></div>



<p><strong>3️⃣ En son aktif MON node</strong></p>



<p>MON quorum kaybolmaması için en son node kapatılır.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Örnek Shutdown Sırası:

node10
node09
node08
node07
node06
node05
node04
node03
node02
node01 (en son)</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Örnek</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Shutdown</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Sırası:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">node10</span></span>
<span class="line"><span style="color: #50FA7B">node09</span></span>
<span class="line"><span style="color: #50FA7B">node08</span></span>
<span class="line"><span style="color: #50FA7B">node07</span></span>
<span class="line"><span style="color: #50FA7B">node06</span></span>
<span class="line"><span style="color: #50FA7B">node05</span></span>
<span class="line"><span style="color: #50FA7B">node04</span></span>
<span class="line"><span style="color: #50FA7B">node03</span></span>
<span class="line"><span style="color: #50FA7B">node02</span></span>
<span class="line"><span style="color: #50FA7B">node01</span><span style="color: #F8F8F2"> (en </span><span style="color: #F1FA8C">son</span><span style="color: #F8F8F2">)</span></span></code></pre></div>



<p>Bu yöntem sayesinde:<br>• Ceph quorum korunur<br>• cluster crash olmaz<br>• unnecessary recovery oluşmaz</p>



<p class="has-medium-font-size"><strong>6️⃣ Cluster&#8217;ı Tekrar Açma (HCI)</strong></p>



<p class="has-medium-font-size">Cluster açılırken shutdown sırasının tam tersi uygulanmalıdır.</p>



<p><strong>Power On Sırası</strong></p>



<p><strong>1️⃣ Önce Ceph MON node&#8217;lar</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>node01
node02
node03
node04
node05</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">node01</span></span>
<span class="line"><span style="color: #50FA7B">node02</span></span>
<span class="line"><span style="color: #50FA7B">node03</span></span>
<span class="line"><span style="color: #50FA7B">node04</span></span>
<span class="line"><span style="color: #50FA7B">node05</span></span></code></pre></div>



<p class="has-medium-font-size">Bu node&#8217;lar Ceph quorum&#8217;u oluşturur.<br>Node&#8217;lar açıldıktan sonra 1-2 dakika beklenmesi önerilir. Bu süre Ceph MON election ve quorum oluşumu için gereklidir.</p>



<p><strong>2️⃣ Sonra diğer HCI node&#8217;lar</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>node06
node07
node08
node09
node10</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">node06</span></span>
<span class="line"><span style="color: #50FA7B">node07</span></span>
<span class="line"><span style="color: #50FA7B">node08</span></span>
<span class="line"><span style="color: #50FA7B">node09</span></span>
<span class="line"><span style="color: #50FA7B">node10</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>7️⃣ Cluster Quorum Kontrolü</strong></p>



<p class="has-medium-font-size">Cluster node&#8217;ları açıldıktan sonra quorum kontrol edilir.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>pvecm status

Beklenen çıktı: Quorate: Yes</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">pvecm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Beklenen</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">çıktı:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Quorate:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Yes</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>8️⃣ Ceph Cluster Health Kontrolü</strong></p>



<p class="has-medium-font-size">Cluster açıldıktan sonra Ceph health kontrol edilir.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph -s

Beklenen çıktı: HEALTH_OK

Ek kontrol: ceph osd stat

Beklenen: X osds: X up, X in

Bu aşamada noout flag'i hala aktif olacaktır.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Beklenen</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">çıktı:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">HEALTH_OK</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Ek</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kontrol:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">stat</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Beklenen:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">X</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osds:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">X</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">up,</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">X</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">in</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Bu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">aşamada</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">noout</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">flag</span><span style="color: #E9F284">&#39;</span><span style="color: #F1FA8C">i hala aktif olacaktır.</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>9️⃣ Ceph Flag&#8217;leri Kaldırma</strong></p>



<p class="has-medium-font-size">Shutdown sırasında set edilen flag&#8217;ler kaldırılmalıdır.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph osd unset noout
ceph osd unset norebalance
ceph osd unset nobackfill

Kontrol: ceph osd dump | grep flags</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">unset</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">noout</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">unset</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">norebalance</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">unset</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">nobackfill</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Kontrol:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">dump</span><span style="color: #F8F8F2"> </span><span style="color: #FF79C6">|</span><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">grep</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">flags</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>🔟 HA Servislerini Yeniden Başlatma</strong></p>



<p>HA servisleri tekrar aktif edilir.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>Önce CRM başlatılır: systemctl start pve-ha-crm
Sonra LRM başlatılır: systemctl start pve-ha-lrm
Kontrol: ha-manager status</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">Önce</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">CRM</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">başlatılır:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">start</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">pve-ha-crm</span></span>
<span class="line"><span style="color: #50FA7B">Sonra</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">LRM</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">başlatılır:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">systemctl</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">start</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">pve-ha-lrm</span></span>
<span class="line"><span style="color: #50FA7B">Kontrol:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ha-manager</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>1️⃣1️⃣ VM&#8217;leri Başlatma</strong></p>



<p class="has-medium-font-size">Cluster tamamen sağlıklı ise VM&#8217;ler tekrar başlatılır.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>qm start VMID veya GUI üzerinden.

Final Kontroller

Proxmox cluster kontrolü: pvecm status
Ceph cluster kontrolü: ceph -s
OSD kontrolü: ceph osd tree

Tüm OSD'ler: up + in olmalıdır.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">qm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">start</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">VMID</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">veya</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">GUI</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">üzerinden.</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Final</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Kontroller</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Proxmox</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">cluster</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kontrolü:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">pvecm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">status</span></span>
<span class="line"><span style="color: #50FA7B">Ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">cluster</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kontrolü:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span>
<span class="line"><span style="color: #50FA7B">OSD</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kontrolü:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Tüm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span><span style="color: #E9F284">&#39;</span><span style="color: #F1FA8C">ler: up + in olmalıdır.</span></span></code></pre></div>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>HCI Cluster İçin Kritik Not
Ceph MON quorum kuralı: quorum = (MON sayısı / 2) + 1

Örnek:

3 MON → quorum 2
5 MON → quorum 3

Shutdown sırasında:
• Aynı anda birden fazla MON kapatılmamalıdır.

Kritik Notlar
• Shutdown öncesi Ceph HEALTH_OK olmalıdır.
• HA servisleri mutlaka durdurulmalıdır.
• Cluster açılırken MON node'lar önce açılmalıdır.
• Ceph flag'leri startup sonrası kaldırılmalıdır.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">HCI</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Cluster</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">İçin</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Kritik</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Not</span></span>
<span class="line"><span style="color: #50FA7B">Ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">MON</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">quorum</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kuralı:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">quorum</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">=</span><span style="color: #F8F8F2"> (MON </span><span style="color: #F1FA8C">sayısı</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">2</span><span style="color: #F8F8F2">) + 1</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Örnek:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">3</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">MON</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">quorum</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">2</span></span>
<span class="line"><span style="color: #50FA7B">5</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">MON</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">quorum</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">3</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Shutdown</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">sırasında:</span></span>
<span class="line"><span style="color: #50FA7B">•</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Aynı</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">anda</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">birden</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">fazla</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">MON</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kapatılmamalıdır.</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Kritik</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Notlar</span></span>
<span class="line"><span style="color: #50FA7B">•</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Shutdown</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">öncesi</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">HEALTH_OK</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">olmalıdır.</span></span>
<span class="line"><span style="color: #50FA7B">•</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">HA</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">servisleri</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">mutlaka</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">durdurulmalıdır.</span></span>
<span class="line"><span style="color: #50FA7B">•</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Cluster</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">açılırken</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">MON</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">node</span><span style="color: #E9F284">&#39;</span><span style="color: #F1FA8C">lar önce açılmalıdır.</span></span>
<span class="line"><span style="color: #F1FA8C">• Ceph flag</span><span style="color: #E9F284">&#39;</span><span style="color: #F1FA8C">leri</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">startup</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">sonrası</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kaldırılmalıdır.</span></span></code></pre></div>



<p class="has-medium-font-size">Bir sonraki yazımızda görüşmek üzere. Faydalı olması dileğiyle.</p>



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]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>Proxmox Ceph Storage Cluster Failed Disk Replacement</title>
		<link>https://www.burakaktas.com/ceph-cluster-failed-disk-replacement/</link>
		
		<dc:creator><![CDATA[Burak AKTAŞ]]></dc:creator>
		<pubDate>Fri, 01 May 2026 11:43:08 +0000</pubDate>
				<category><![CDATA[Ceph]]></category>
		<category><![CDATA[Proxmox]]></category>
		<category><![CDATA[ceph]]></category>
		<category><![CDATA[kvm]]></category>
		<category><![CDATA[storage]]></category>
		<category><![CDATA[virtualization]]></category>
		<guid isPermaLink="false">https://www.burakaktas.com/?p=4255</guid>

					<description><![CDATA[<p>Bu yazımız da sizlere Proxmox VE üzerinde çalışan Ceph Storage cluster’da arızalanan bir diskin güvenli şekilde değiştirilmesi için uygulanacak prosedürü aktarıyor olacağım. Tipik senaryo: • Disk failure• OSD DOWN• Disk replacement• OSD redeploy• Ceph rebalance 1️⃣ Öncelikle cluster durumu kontrol edilir. 2️⃣ Arızalı OSD Tespiti 3️⃣ Maintenance Flag (noout) Disk değişimi sırasında Ceph’in gereksiz rebalance başlatmaması için noout flag set edilir. 4️⃣ OSD [&#8230;]</p>
<p>The post <a href="https://www.burakaktas.com/ceph-cluster-failed-disk-replacement/">Proxmox Ceph Storage Cluster Failed Disk Replacement</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></description>
										<content:encoded><![CDATA[
<p class="has-medium-font-size">Bu yazımız da sizlere Proxmox VE üzerinde çalışan Ceph Storage cluster’da arızalanan bir diskin güvenli şekilde değiştirilmesi için uygulanacak prosedürü aktarıyor olacağım.</p>



<p style="font-size:18px"><strong>Tipik senaryo:</strong></p>



<p style="font-size:16px">• Disk failure<br>• OSD DOWN<br>• Disk replacement<br>• OSD redeploy<br>• Ceph rebalance</p>



<p class="has-medium-font-size">1️⃣ <strong>Öncelikle cluster durumu kontrol edilir.</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers cbp-highlight-hover" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);--cbp-line-highlight-color:rgba(253, 253, 237, 0.2);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>CLI: ceph -s
Beklenen durum: HEALTH_WARN
Genellikle aşağıdaki hata görülür: OSD_DOWN</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">CLI:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span>
<span class="line"><span style="color: #50FA7B">Beklenen</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">durum:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">HEALTH_WARN</span></span>
<span class="line"><span style="color: #50FA7B">Genellikle</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">aşağıdaki</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">hata</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">görülür:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD_DOWN</span></span></code></pre></div>



<p class="has-medium-font-size">2️⃣ <strong>Arızalı OSD Tespiti</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>CLI: ceph osd tree &amp; ceph osd tree | grep down
Örnek: osd.17 down</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">CLI:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span><span style="color: #F8F8F2"> &amp; </span><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span><span style="color: #F8F8F2"> </span><span style="color: #FF79C6">|</span><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">grep</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">down</span></span>
<span class="line"><span style="color: #50FA7B">Örnek:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd.17</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">down</span></span></code></pre></div>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>GUI

Datacenter
 → Node
   → Ceph
     → OSD

DOWN olan OSD kırmızı görünür.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">GUI</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Datacenter</span></span>
<span class="line"><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Node</span></span>
<span class="line"><span style="color: #F8F8F2">   </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Ceph</span></span>
<span class="line"><span style="color: #F8F8F2">     </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">DOWN</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">olan</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">kırmızı</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">görünür.</span></span></code></pre></div>



<p class="has-medium-font-size">3️⃣ <strong>Maintenance Flag (noout)</strong></p>



<p class="has-medium-font-size">Disk değişimi sırasında Ceph’in gereksiz rebalance başlatmaması için noout flag set edilir.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>CLI: ceph osd set noout

Kontrol: ceph osd dump | grep flags</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">CLI:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">set</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">noout</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Kontrol:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">dump</span><span style="color: #F8F8F2"> </span><span style="color: #FF79C6">|</span><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">grep</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">flags</span></span></code></pre></div>



<p class="has-medium-font-size">4️⃣ <strong>OSD OUT Yapılması</strong></p>



<p class="has-medium-font-size">Arızalı OSD cluster’dan çıkarılır.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>CLI: ceph osd out osd.17</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">CLI:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">out</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd.17</span></span></code></pre></div>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>GUI

Node
 → Ceph
   → OSD
     → osd.X
       → OUT

Ceph bu noktada veriyi diğer OSD’lere taşımaya başlar.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">GUI</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Node</span></span>
<span class="line"><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Ceph</span></span>
<span class="line"><span style="color: #F8F8F2">   </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span></span>
<span class="line"><span style="color: #F8F8F2">     </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd.X</span></span>
<span class="line"><span style="color: #F8F8F2">       </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OUT</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">bu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">noktada</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">veriyi</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">diğer</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD’lere</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">taşımaya</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">başlar.</span></span></code></pre></div>



<p class="has-medium-font-size">5️⃣ <strong>Recovery Sürecini İzleme</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>CLI: watch ceph -s

Durumlar:

active+recovering
active+backfilling

Recovery tamamlandığında:

active+clean</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">CLI:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">watch</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Durumlar:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">active+recovering</span></span>
<span class="line"><span style="color: #50FA7B">active+backfilling</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Recovery</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tamamlandığında:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">active+clean</span></span></code></pre></div>



<p class="has-medium-font-size">6️⃣ <strong>OSD Destroy</strong></p>



<p class="has-medium-font-size">Recovery tamamlandıktan sonra OSD cluster’dan kaldırılır.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>CLI: ceph osd destroy 17 --yes-i-really-mean-it</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">CLI:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">destroy</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">17</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--yes-i-really-mean-it</span></span></code></pre></div>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>GUI

Node
 → Ceph
   → OSD
     → osd.X
       → Destroy

Bu işlem arka planda:

# ceph osd crush remove
# ceph auth del
# ceph osd rm

komutlarını çalıştırır.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">GUI</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Node</span></span>
<span class="line"><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Ceph</span></span>
<span class="line"><span style="color: #F8F8F2">   </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span></span>
<span class="line"><span style="color: #F8F8F2">     </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd.X</span></span>
<span class="line"><span style="color: #F8F8F2">       </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Destroy</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Bu</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">işlem</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">arka</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">planda:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #6272A4"># ceph osd crush remove</span></span>
<span class="line"><span style="color: #6272A4"># ceph auth del</span></span>
<span class="line"><span style="color: #6272A4"># ceph osd rm</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">komutlarını</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">çalıştırır.</span></span></code></pre></div>



<p class="has-medium-font-size">7️⃣ <strong>Crash Alarm Temizleme (Opsiyonel)</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>CLI:

ceph crash ls
ceph crash archive-all</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">CLI:</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crash</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ls</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crash</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">archive-all</span></span></code></pre></div>



<p class="has-medium-font-size">8️⃣ <strong>Fiziksel Disk Değişimi</strong></p>



<p class="has-medium-font-size">Datacenter’da arızalı disk yeni disk ile değiştirilir.<br>Node üzerinde yeni disk görünmelidir.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>CLI: lsblk</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">CLI:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lsblk</span></span></code></pre></div>



<p class="has-medium-font-size">9️⃣ <strong>Disk Temizleme (Zap)</strong></p>



<p class="has-medium-font-size">Yeni disk üzerinde eski metadata varsa temizlenir.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>CLI: ceph-volume lvm zap /dev/sdX --destroy</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">CLI:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/sdX</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--destroy</span></span></code></pre></div>



<p class="has-medium-font-size">🔟 <strong>Yeni OSD Oluşturma</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>CLI: ceph-volume lvm create --data /dev/sdX</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">CLI:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">create</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--data</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/sdX</span></span></code></pre></div>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>GUI

Node
 → Ceph
   → OSD
     → Create OSD

Disk seçilir ve OSD oluşturulur.</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">GUI</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Node</span></span>
<span class="line"><span style="color: #F8F8F2"> </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Ceph</span></span>
<span class="line"><span style="color: #F8F8F2">   </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span></span>
<span class="line"><span style="color: #F8F8F2">     </span><span style="color: #50FA7B">→</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">Create</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">Disk</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">seçilir</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ve</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">OSD</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">oluşturulur.</span></span></code></pre></div>



<p class="has-medium-font-size">1️⃣1️⃣ <strong>Rebalance ve Recovery</strong></p>



<p class="has-medium-font-size">Yeni OSD eklendikten sonra Ceph otomatik olarak:</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>backfill - recovery - rebalance - başlatır.

CLI: ceph -s</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">backfill</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">-</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">recovery</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">-</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">rebalance</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">-</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">başlatır.</span></span>
<span class="line"></span>
<span class="line"><span style="color: #50FA7B">CLI:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span></code></pre></div>



<p class="has-medium-font-size">1️⃣2️⃣ <strong>Maintenance Flag Kaldırma</strong></p>



<p class="has-medium-font-size">Operasyon tamamlandıktan sonra noout flag kaldırılır.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>CLI: ceph osd unset noout</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">CLI:</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">unset</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">noout</span></span></code></pre></div>



<p class="has-medium-font-size"><strong>1️⃣3️⃣ Operasyon Tamamlanması</strong></p>



<p class="has-medium-font-size">Cluster aşağıdaki duruma geldiğinde işlem tamamlanmıştır.</p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(1 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>HEALTH_OK ve all PGs active+clean</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">HEALTH_OK</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ve</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">all</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">PGs</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">active+clean</span></span></code></pre></div>



<p style="font-size:24px"><strong>Operasyon Komut Özeti</strong></p>



<div class="wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers" data-code-block-pro-font-family="" style="font-size:.875rem;--cbp-line-number-color:#F8F8F2;--cbp-line-number-width:calc(2 * 0.6 * .875rem);line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#F8F8F2;display:none" aria-label="Copy" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>ceph -s
ceph osd tree
ceph osd set noout
ceph osd out osd.X
watch ceph -s
ceph osd destroy X --yes-i-really-mean-it
ceph crash archive-all
lsblk
ceph-volume lvm zap /dev/sdX --destroy
ceph-volume lvm create --data /dev/sdX
ceph osd unset noout
ceph -s</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M4.5 12.75l6 6 9-13.5"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6"></path></svg></span><pre class="shiki dracula" style="background-color: #282A36" tabindex="0"><code><span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">tree</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">set</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">noout</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">out</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd.X</span></span>
<span class="line"><span style="color: #50FA7B">watch</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">destroy</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">X</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--yes-i-really-mean-it</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">crash</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">archive-all</span></span>
<span class="line"><span style="color: #50FA7B">lsblk</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">zap</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/sdX</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--destroy</span></span>
<span class="line"><span style="color: #50FA7B">ceph-volume</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">lvm</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">create</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">--data</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">/dev/sdX</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">osd</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">unset</span><span style="color: #F8F8F2"> </span><span style="color: #F1FA8C">noout</span></span>
<span class="line"><span style="color: #50FA7B">ceph</span><span style="color: #F8F8F2"> </span><span style="color: #BD93F9">-s</span></span></code></pre></div>



<p class="has-medium-font-size">Bir sonraki yazımızda görüşmek üzere. Faydalı olması dileğiyle.</p>



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]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>Proxmox Node Status “Unknown” Problemi</title>
		<link>https://www.burakaktas.com/proxmox-node-status-unknown-problemi/</link>
		
		<dc:creator><![CDATA[Burak AKTAŞ]]></dc:creator>
		<pubDate>Thu, 26 Mar 2026 21:30:54 +0000</pubDate>
				<category><![CDATA[Proxmox]]></category>
		<category><![CDATA[kvm]]></category>
		<category><![CDATA[proxmox]]></category>
		<category><![CDATA[virtualization]]></category>
		<guid isPermaLink="false">https://www.burakaktas.com/?p=4238</guid>

					<description><![CDATA[<p>Problem Tanımı Proxmox cluster ortamında bazı node’lar GUI üzerinde “Unknown” durumuna düşebilir. Bu durumda: Aşağıdaki gibi görünür: Root Cause (En Yaygın Sebep) Bu durum genellikle: nedenleriyle oluşur. Troubleshooting Adımları 1️⃣ Servis Loglarını Kontrol Et Bakılacak şeyler: 2️⃣ Process Kontrolü Hiç yok servis down Var ama stuck kill gerekir 3️⃣ Port / File Lock Kontrolü veya Burada PID lock kullanan process [&#8230;]</p>
<p>The post <a href="https://www.burakaktas.com/proxmox-node-status-unknown-problemi/">Proxmox Node Status “Unknown” Problemi</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></description>
										<content:encoded><![CDATA[
<h2 class="wp-block-heading has-medium-font-size"><strong>Problem Tanımı</strong></h2>



<p>Proxmox cluster ortamında bazı node’lar GUI üzerinde <strong>“Unknown”</strong> durumuna düşebilir. Bu durumda:</p>



<ul class="wp-block-list">
<li>Node çalışıyor olabilir (SSH erişilebilir)</li>



<li>HA aktif görünür</li>



<li>Ancak GUI ve API tarafında node health okunamaz</li>
</ul>



<p>Aşağıdaki gibi görünür:</p>



<figure class="wp-block-image size-full"><a href="https://www.burakaktas.com/wp-content/uploads/2026/03/proxmox_unknown_node.jpg"><img decoding="async" width="292" height="467" src="https://www.burakaktas.com/wp-content/uploads/2026/03/proxmox_unknown_node.jpg" alt="" class="wp-image-4241"/></a></figure>



<h2 class="wp-block-heading has-medium-font-size"><strong>Root Cause (En Yaygın Sebep)</strong></h2>



<p>Bu durum genellikle:</p>



<ul class="wp-block-list">
<li><code><strong>pvestatd</strong></code> servisinin kilitlenmesi</li>



<li>PID lock dosyasının bozulması</li>



<li>Servisin zombie durumda kalması</li>
</ul>



<p>nedenleriyle oluşur.</p>



<h2 class="wp-block-heading has-medium-font-size">Troubleshooting Adımları</h2>



<h3 class="wp-block-heading" style="font-size:16px"><strong>1️⃣ Servis Loglarını Kontrol Et</strong></h3>



<pre class="wp-block-code"><code><strong>journalctl -xeu pvestatd.service</strong></code></pre>



<p>Bakılacak şeyler:</p>



<ul class="wp-block-list">
<li>timeout</li>



<li>lock hataları</li>



<li>stuck process</li>
</ul>



<p style="font-size:16px"><strong>2️⃣ Process Kontrolü</strong></p>



<pre class="wp-block-code"><code><strong>ps aux | grep pvestatd</strong></code></pre>



<figure class="wp-block-table is-style-stripes has-small-font-size"><table class="has-fixed-layout"><thead><tr><th></th><th></th></tr></thead><tbody><tr><td>Hiç yok</td><td>servis down</td></tr><tr><td>Var ama stuck</td><td>kill gerekir</td></tr></tbody></table></figure>



<p style="font-size:16px"><strong>3️⃣ Port / File Lock Kontrolü</strong></p>



<pre class="wp-block-code"><code><strong>lsof | grep pvestatd</strong></code></pre>



<p>veya</p>



<pre class="wp-block-code"><code><strong>fuser /var/run/pvestatd.pid.lock</strong></code></pre>



<p>Burada PID lock kullanan process varsa problem buradadır.</p>



<h2 class="wp-block-heading has-medium-font-size">Çözüm (Restart ATMADAN)</h2>



<h3 class="wp-block-heading" style="font-size:16px"><strong>1️⃣ Problemli Process’i Öldür</strong></h3>



<pre class="wp-block-code"><code><strong>kill -9 &lt;PID&gt;</strong></code></pre>



<p style="font-size:16px"><strong>2️⃣ Servisi Yeniden Başlat</strong></p>



<pre class="wp-block-code"><code><strong>systemctl restart pvestatd</strong></code></pre>



<p style="font-size:16px"><strong>3️⃣ Durumu Kontrol Et</strong></p>



<pre class="wp-block-code"><code><strong>systemctl status pvestatd</strong></code></pre>



<p>ve GUI’den node durumunu kontrol et.</p>



<h2 class="wp-block-heading has-medium-font-size">✅ Beklenen Sonuç</h2>



<ul class="wp-block-list">
<li>Node status → <strong>Online</strong></li>



<li>Question mark → kaybolur</li>



<li>Metrics → tekrar akmaya başlar</li>
</ul>



<h2 class="wp-block-heading has-medium-font-size">Sonuç</h2>



<p>Bu problem <strong>reboot atmadan %95 çözülür</strong> ve Proxmox ortamlarında oldukça yaygındır.<br>Özellikle büyük cluster ortamlarda daha sık görülür.</p>



<p style="font-size:18px">Bir sonraki yazımızda görüşmek üzere. Faydalı olması dileğiyle.</p>
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]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>Proxmox HA Maintenance Mode</title>
		<link>https://www.burakaktas.com/proxmox-ha-maintenance-mode/</link>
		
		<dc:creator><![CDATA[Burak AKTAŞ]]></dc:creator>
		<pubDate>Thu, 26 Mar 2026 20:20:28 +0000</pubDate>
				<category><![CDATA[Proxmox]]></category>
		<category><![CDATA[kvm]]></category>
		<category><![CDATA[maintenance]]></category>
		<category><![CDATA[proxmox]]></category>
		<category><![CDATA[virtualization]]></category>
		<guid isPermaLink="false">https://www.burakaktas.com/?p=4223</guid>

					<description><![CDATA[<p>Ne İşe Yarar ? Proxmox HA ortamında bir node’u bakım moduna almak: Node’u HA için geçici olarak devre dışı bırakır.Üzerindeki HA VM’leri otomatik olarak diğer node’lara taşır. Yani bakım yapacağın node boşaltılır, servis kesintisi olmadan işlem yaparsın. Önemli Fark (VMware ile Karşılaştırma) VMware’de olduğu gibi GUI üzerinden maintenance mode göremezsin / yönetemezsin. Proxmox’ta bu işlem sadece CLI üzerinden yapılır. Bakım [&#8230;]</p>
<p>The post <a href="https://www.burakaktas.com/proxmox-ha-maintenance-mode/">Proxmox HA Maintenance Mode</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></description>
										<content:encoded><![CDATA[
<p class="has-medium-font-size"><strong>Ne İşe Yarar ?</strong></p>



<p>Proxmox HA ortamında bir node’u bakım moduna almak:</p>



<p>Node’u HA için geçici olarak devre dışı bırakır.<br>Üzerindeki HA VM’leri otomatik olarak diğer node’lara taşır.</p>



<p>Yani bakım yapacağın node boşaltılır, servis kesintisi olmadan işlem yaparsın.</p>



<h2 class="wp-block-heading has-medium-font-size"><strong>Önemli Fark (VMware ile Karşılaştırma)</strong></h2>



<p>VMware’de olduğu gibi GUI üzerinden maintenance mode <strong>göremezsin / yönetemezsin</strong>.</p>



<p>Proxmox’ta bu işlem <strong>sadece CLI üzerinden yapılır</strong>.</p>



<p class="has-medium-font-size"><strong>Bakım Moduna Alma (Enable)</strong></p>



<pre class="wp-block-code has-pale-cyan-blue-background-color has-background" style="border-style:solid;border-width:10px;font-size:18px"><code><strong>ha-manager crm-command node-maintenance enable NODENAME</strong></code></pre>



<h3 class="wp-block-heading has-medium-font-size"><strong>Ne olur ?</strong></h3>



<ul class="wp-block-list">
<li>HA sistemi node’u <strong>unavailable</strong> olarak işaretler.</li>



<li>Üzerindeki HA VM’ler <strong>diğer node’lara migrate edilir</strong>.</li>



<li>Node boşalır ve bakım için hazır hale gelir.</li>
</ul>



<h2 class="wp-block-heading has-medium-font-size"><strong>Bakım Modundan Çıkarma (Disable)</strong></h2>



<p>Bakım bittikten sonra node’u tekrar cluster’a almak için:</p>



<pre class="wp-block-code has-pale-cyan-blue-background-color has-background" style="border-style:solid;border-width:10px;font-size:18px"><code><strong>ha-manager crm-command node-maintenance disable NODENAME</strong></code></pre>



<h3 class="wp-block-heading has-medium-font-size"><strong>Ne olur ?</strong></h3>



<ul class="wp-block-list">
<li>Node tekrar <strong>available</strong> olur.</li>



<li>HA sistemi isterse VM’leri geri taşıyabilir.</li>
</ul>



<h2 class="wp-block-heading has-medium-font-size"><strong>Önemli Notlar (Kritik)</strong></h2>



<h3 class="wp-block-heading has-medium-font-size"><strong> 1. VM’ler anında gitmez</strong></h3>



<ul class="wp-block-list">
<li>Komutu verdikten sonra migration başlar.</li>



<li>Node tamamen boşalana kadar beklemelisin.</li>
</ul>



<h3 class="wp-block-heading has-medium-font-size"><strong> 2. Reboot atsan bile maintenance mode kalır</strong></h3>



<ul class="wp-block-list">
<li>Node restart olunca otomatik çıkmaz.</li>



<li>Mutlaka <strong>disable</strong> etmen gerekir.</li>
</ul>



<h3 class="wp-block-heading has-medium-font-size"><strong> 3. Her node’dan çalıştırabilirsin</strong></h3>



<ul class="wp-block-list">
<li>Komutu sadece ilgili node’da değil.</li>



<li>Cluster’daki herhangi bir node’dan çalıştırabilirsin.</li>
</ul>



<p><strong>Proxmox HA ortamında bakım yaparken:</strong></p>



<p style="font-size:15px"><strong>❌ Direkt reboot/shutdown yapma<br>✅ Önce maintenance mode kullan</strong></p>



<p style="font-size:15px"><strong>Bu, production ortamda servis kesintisini önleyen en kritik adımdır. 👍</strong></p>



<p><strong>Bir sonraki yazımızda görüşmek üzere. Faydalı olması dileğiyle.</strong></p>
<p><a class="a2a_button_linkedin" href="https://www.addtoany.com/add_to/linkedin?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-ha-maintenance-mode%2F&amp;linkname=Proxmox%20HA%20Maintenance%20Mode" title="LinkedIn" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_facebook" href="https://www.addtoany.com/add_to/facebook?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-ha-maintenance-mode%2F&amp;linkname=Proxmox%20HA%20Maintenance%20Mode" title="Facebook" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_twitter" href="https://www.addtoany.com/add_to/twitter?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-ha-maintenance-mode%2F&amp;linkname=Proxmox%20HA%20Maintenance%20Mode" title="Twitter" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_whatsapp" href="https://www.addtoany.com/add_to/whatsapp?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-ha-maintenance-mode%2F&amp;linkname=Proxmox%20HA%20Maintenance%20Mode" title="WhatsApp" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_email" href="https://www.addtoany.com/add_to/email?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-ha-maintenance-mode%2F&amp;linkname=Proxmox%20HA%20Maintenance%20Mode" title="Email" rel="nofollow noopener" target="_blank"></a></p><p>The post <a href="https://www.burakaktas.com/proxmox-ha-maintenance-mode/">Proxmox HA Maintenance Mode</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>Proxmox Backup Server Upgrade 2.4 to 3.2</title>
		<link>https://www.burakaktas.com/proxmox-backup-server-upgrade-2-4-to-3-2/</link>
		
		<dc:creator><![CDATA[Burak AKTAŞ]]></dc:creator>
		<pubDate>Mon, 24 Jun 2024 20:30:48 +0000</pubDate>
				<category><![CDATA[Proxmox]]></category>
		<category><![CDATA[backup]]></category>
		<category><![CDATA[kvm]]></category>
		<category><![CDATA[proxmox]]></category>
		<category><![CDATA[upgrade]]></category>
		<guid isPermaLink="false">https://www.burakaktas.com/?p=3987</guid>

					<description><![CDATA[<p>Merhaba, bugün sizlere Proxmox Backup Server 2.4&#8216; ün 3.2 version&#8217;a upgrade adımlarını anlatıyor olacağım. Proxmox ürün ailesi Linux çekirdeği üzerinde çalışmaktadır. Proxmox, Debian tabanlı bir dağıtımdır ve Debian&#8217;ın kararlı sürümlerinde kullanılan Linux çekirdeği versiyonlarını kullanır. Genellikle, Proxmox, uzun vadeli destek (LTS) sunan ve güvenilirlik açısından test edilmiş Linux çekirdeği sürümlerini tercih eder. Proxmox&#8217;un belirli bir sürümü, belirli bir Linux çekirdeği versiyonuyla [&#8230;]</p>
<p>The post <a href="https://www.burakaktas.com/proxmox-backup-server-upgrade-2-4-to-3-2/">Proxmox Backup Server Upgrade 2.4 to 3.2</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></description>
										<content:encoded><![CDATA[
<p class="has-medium-font-size">Merhaba, bugün sizlere <strong>Proxmox Backup Server 2.4</strong>&#8216; ün <strong>3.2</strong> version&#8217;a upgrade adımlarını anlatıyor olacağım.</p>



<p class="has-medium-font-size">Proxmox ürün ailesi Linux çekirdeği üzerinde çalışmaktadır. Proxmox, Debian tabanlı bir dağıtımdır ve Debian&#8217;ın kararlı sürümlerinde kullanılan Linux çekirdeği versiyonlarını kullanır. Genellikle, Proxmox, uzun vadeli destek (LTS) sunan ve güvenilirlik açısından test edilmiş Linux çekirdeği sürümlerini tercih eder. Proxmox&#8217;un belirli bir sürümü, belirli bir Linux çekirdeği versiyonuyla gelir, ancak kullanıcılar, ihtiyaçlarına göre çekirdek versiyonlarını değiştirebilir veya güncelleyebilirler.</p>



<p class="has-medium-font-size">Debian sürümlerini aşağıdaki link üzerinden kontrol edebilirsiniz.</p>



<p class="has-vivid-red-color has-text-color has-link-color has-medium-font-size wp-elements-f5e43602cefb03a894b4e0e27d10d57e"><strong><a href="https://www.debian.org/releases/">Debian Releases</a></strong></p>



<p class="has-medium-font-size">Ben ürünü 2.4&#8217;den 3.2&#8217;ye upgrade ederken debian sürümünüde güncellemiş olacağım. 2.4 version <strong>Debian bullseye </strong>sürümünde çalışmakta olup 3.2 version <strong>Debian bookworm</strong> sürümde çalışmaktadır. Bu bağlamda upgrade yapmadan önce sürümleri ve uyumluluklarını kontrol edip doğru repo&#8217;yu tanımlamamız gerekiyor.</p>



<p class="has-medium-font-size">Proxmox Backup Server version kontrolünü cli üzerinden yapmak isterseniz aşağıdaki komut size yardımcı olacaktır.</p>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-4a0b8a5a42568cde2b57755808ec2658"><strong>#proxmox-backup-manager versions</strong></p>



<p class="has-medium-font-size">Proxmox Backup Server&#8217;ı <strong>3.2</strong> version&#8217;a upgrade edeceğiniz zaman Proxmox VE&#8217;nin de version 8 olması gerekiyor. Buna dikkat etmenizi tavsiye ederim.</p>



<p class="has-medium-font-size">En kötü durumuda düşünerek ilgili tüm yapılandırmaların kurtarılabilmesini sağlamak için <strong>/etc/proxmox-backup</strong> dosyasının yedeğini alın.</p>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-46dffd3565161c77a9da828d9ab69eea"><strong>tar czf &#8220;pbs2-etc-backup-$(date -I).tar.gz&#8221; -C &#8220;/etc&#8221; &#8220;proxmox-backup&#8221;</strong></p>



<p class="has-medium-font-size">Son olarak root bağlantı noktasında 5 GB boş alan olduğundan emin olun (<strong>df -h /</strong>) ve opsiyonel olarak backup server&#8217;ı bakım moduna alın. Bakım moduna aldığınızda backup storage read-only olacak bu sayede upgrade sırasında bir backup job çalışmayacak.</p>



<p class="has-medium-font-size">Bakım moduna ister gui, isterseniz cli üzerinden alabilirsiniz.</p>



<ul class="has-medium-font-size wp-block-list">
<li>enable read-only mode (replace DATASTORE-ID with actual value) </li>



<li>proxmox-backup-manager datastore update DATASTORE-ID &#8211;maintenance-mode read-only</li>



<li>disable read-only mode</li>



<li>proxmox-backup-manager datastore update DATASTORE-ID &#8211;delete maintenance-mode</li>
</ul>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_008-scaled.jpg"><img decoding="async" width="1024" height="610" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_008-1024x610.jpg" alt="" class="wp-image-3999" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_008-1024x610.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_008-300x179.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_008-768x458.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_008-1536x916.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_008-2048x1221.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_008-1000x596.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_008-230x137.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_008-350x209.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_008-480x286.jpg 480w" sizes="(max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Artık upgrade&#8217;e başlayabiliriz. Aşağıdaki resimde görüldüğü üzere <strong>Debian bullseye</strong> tanımlı biz bunu <strong>Debian bookworm</strong>&#8216;e çevireceğiz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_001-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="370" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_001-1024x370.jpg" alt="" class="wp-image-3989" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_001-1024x370.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_001-300x108.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_001-768x277.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_001-1536x554.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_001-2048x739.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_001-1000x361.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_001-230x83.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_001-350x126.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_001-480x173.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Öncelikle <strong>/etc/apt/source.list</strong> ve <strong>/etc/apt/sources.list.d/pbs-enterprise.list</strong> altındaki debian bullseye sürümünü debian bookworm olarak değiştiriyoruz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_002-1024x435.jpg"><img loading="lazy" decoding="async" width="1024" height="435" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_002-1024x435.jpg" alt="" class="wp-image-3990" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_002-1024x435.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_002-300x127.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_002-768x326.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_002-1536x652.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_002-2048x870.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_002-1000x425.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_002-230x98.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_002-350x149.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_002-480x204.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_003-1024x375.jpg"><img loading="lazy" decoding="async" width="1024" height="375" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_003-1024x375.jpg" alt="" class="wp-image-3991" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_003-1024x375.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_003-300x110.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_003-768x281.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_003-1536x562.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_003-2048x750.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_003-1000x366.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_003-230x84.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_003-350x128.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_003-480x176.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">İlgili source list&#8217;leri değiştirdikten sonra update package database&#8217;i güncelliyoruz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_004-1024x707.jpg"><img loading="lazy" decoding="async" width="1024" height="707" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_004-1024x707.jpg" alt="" class="wp-image-3992" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_004-1024x707.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_004-300x207.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_004-768x530.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_004-1536x1060.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_004-2048x1413.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_004-1000x690.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_004-230x159.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_004-350x242.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_004-480x331.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Ben upgrade&#8217;i gui üzerinden yapıyorum ama dilerseniz cli üzerinden de ilgili adımları takip ederek güncelleme yapabilirsiniz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_005.jpg"><img loading="lazy" decoding="async" width="1024" height="984" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_005-1024x984.jpg" alt="" class="wp-image-3993" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_005-1024x984.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_005-300x288.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_005-768x738.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_005-1536x1476.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_005-2048x1967.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_005-1000x961.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_005-230x221.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_005-350x336.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_005-480x461.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Upgrade dedikten sonra karşımıza console ekranı gelecek ve buradan upgrade&#8217;i takip edebileceksiniz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_006-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="905" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_006-1024x905.jpg" alt="" class="wp-image-3994" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_006-1024x905.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_006-300x265.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_006-768x678.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_006-1536x1357.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_006-2048x1809.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_006-1000x883.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_006-230x203.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_006-350x309.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_006-480x424.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Upgrade başarıyla sonuçlanırsa, yeni çekirdeği etkinleştirmek için sistemi yeniden başlatabilirsiniz.</p>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-de25fdd23ba075417253c5a8a64f1265"><strong>#systemctl reboot</strong></p>



<p class="has-medium-font-size">Reboot dönüşü sonrasında arayüzden <strong>Proxmox Backup Server</strong>&#8216; ın <strong>3.2</strong> sürümüne geçtiğini görüyoruz.</p>



<p class="has-medium-font-size">Dilerseniz cli üzerinden de kontrol edebilirsiniz.</p>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-4a0b8a5a42568cde2b57755808ec2658"><strong>#proxmox-backup-manager versions</strong></p>



<figure class="wp-block-image size-full"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_009.jpg"><img loading="lazy" decoding="async" width="954" height="130" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_009.jpg" alt="" class="wp-image-4001" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_009.jpg 954w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_009-300x41.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_009-768x105.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_009-230x31.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_009-350x48.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_009-480x65.jpg 480w" sizes="auto, (max-width: 954px) 100vw, 954px" /></a></figure>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_007-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="339" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_007-1024x339.jpg" alt="" class="wp-image-3995" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_007-1024x339.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_007-300x99.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_007-768x254.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_007-1536x508.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_007-2048x678.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_007-1000x331.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_007-230x76.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_007-350x116.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_007-480x159.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_010.jpg"><img loading="lazy" decoding="async" width="1024" height="678" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_010-1024x678.jpg" alt="" class="wp-image-4002" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_010-1024x678.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_010-300x199.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_010-768x508.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_010-1536x1017.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_010-2048x1355.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_010-1000x662.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_010-230x152.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_010-350x232.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_upgrade_010-480x318.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Yükseltmeden önce bakım modunu etkinleştirdiyseniz, tekrar devre dışı bırakmayı unutmayın. Bunu web kullanıcı arayüzü üzerinden veya komut satırı arayüzünü (CLI) kullanarak yapabilirsiniz.</p>



<ul class="has-medium-font-size wp-block-list">
<li>disable read-only mode (replace DATASTORE-ID with actual value)</li>



<li>proxmox-backup-manager datastore update DATASTORE-ID &#8211;delete maintenance-mode</li>
</ul>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-c2c2c6f8ff3f2a04c96f3b4fe1d17abc"><strong>Kaynak: <a href="https://pbs.proxmox.com/wiki/index.php/Upgrade_from_2_to_3">Upgrade From 2 to 3</a></strong></p>



<p class="has-medium-font-size">Bir sonraki Proxmox yazımızda görüşmek üzere. Faydalı olması dileğiyle.</p>
<p><a class="a2a_button_linkedin" href="https://www.addtoany.com/add_to/linkedin?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-backup-server-upgrade-2-4-to-3-2%2F&amp;linkname=Proxmox%20Backup%20Server%20Upgrade%202.4%20to%203.2" title="LinkedIn" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_facebook" href="https://www.addtoany.com/add_to/facebook?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-backup-server-upgrade-2-4-to-3-2%2F&amp;linkname=Proxmox%20Backup%20Server%20Upgrade%202.4%20to%203.2" title="Facebook" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_twitter" href="https://www.addtoany.com/add_to/twitter?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-backup-server-upgrade-2-4-to-3-2%2F&amp;linkname=Proxmox%20Backup%20Server%20Upgrade%202.4%20to%203.2" title="Twitter" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_whatsapp" href="https://www.addtoany.com/add_to/whatsapp?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-backup-server-upgrade-2-4-to-3-2%2F&amp;linkname=Proxmox%20Backup%20Server%20Upgrade%202.4%20to%203.2" title="WhatsApp" rel="nofollow noopener" target="_blank"></a><a class="a2a_button_email" href="https://www.addtoany.com/add_to/email?linkurl=https%3A%2F%2Fwww.burakaktas.com%2Fproxmox-backup-server-upgrade-2-4-to-3-2%2F&amp;linkname=Proxmox%20Backup%20Server%20Upgrade%202.4%20to%203.2" title="Email" rel="nofollow noopener" target="_blank"></a></p><p>The post <a href="https://www.burakaktas.com/proxmox-backup-server-upgrade-2-4-to-3-2/">Proxmox Backup Server Upgrade 2.4 to 3.2</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>Proxmox Backup Server 2.4 Kurulumu</title>
		<link>https://www.burakaktas.com/proxmox-backup-server-2-4-kurulumu/</link>
		
		<dc:creator><![CDATA[Burak AKTAŞ]]></dc:creator>
		<pubDate>Mon, 24 Jun 2024 19:02:55 +0000</pubDate>
				<category><![CDATA[Proxmox]]></category>
		<category><![CDATA[backup]]></category>
		<category><![CDATA[kvm]]></category>
		<category><![CDATA[proxmox]]></category>
		<guid isPermaLink="false">https://www.burakaktas.com/?p=3966</guid>

					<description><![CDATA[<p>Merhaba, bugün de sizlere&#160;Proxmox Backup Server&#160;kurulum adımlarını anlatıyor olacağım. Ben testlerimi yaparken&#160;Proxmox Backup Server 2.4&#160;sürümü ile başlamıştım bu sebepten bu sürüm ile kurulumu sizlere anlatıyorum ama ilerleyen yazılarda sürüm upgrade’lerini anlatan yazılarda yazıyor olacağım. İlk olarak&#160;Proxmox Backup Server‘ı kurmak için ilgili link’den iso’muzu download ediyoruz. https://www.proxmox.com/en/downloads/proxmox-backup-server/iso Proxmox Backup Server&#160;iso dosyası kurulum yapılacak sunucuya mount edildikten sonra “Welcome to Proxmox Backup [&#8230;]</p>
<p>The post <a href="https://www.burakaktas.com/proxmox-backup-server-2-4-kurulumu/">Proxmox Backup Server 2.4 Kurulumu</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></description>
										<content:encoded><![CDATA[
<p class="has-medium-font-size">Merhaba, bugün de sizlere&nbsp;<strong>Proxmox Backup Server</strong>&nbsp;kurulum adımlarını anlatıyor olacağım. Ben testlerimi yaparken&nbsp;<strong>Proxmox Backup Server 2.4</strong>&nbsp;sürümü ile başlamıştım bu sebepten bu sürüm ile kurulumu sizlere anlatıyorum ama ilerleyen yazılarda sürüm upgrade’lerini anlatan yazılarda yazıyor olacağım.</p>



<p class="has-medium-font-size">İlk olarak&nbsp;<strong>Proxmox Backup Server</strong>‘ı kurmak için ilgili link’den iso’muzu download ediyoruz.</p>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-6a904e8fb32a2c4f978c8779a90c8f1a"><a href="https://www.proxmox.com/en/downloads/proxmox-backup-server/iso"><strong>https://www.proxmox.com/en/downloads/proxmox-backup-server/iso</strong></a></p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/Proxmox-Backup-Server-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="649" src="https://www.burakaktas.com/wp-content/uploads/2024/06/Proxmox-Backup-Server-1024x649.jpg" alt="" class="wp-image-3967" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/Proxmox-Backup-Server-1024x649.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/Proxmox-Backup-Server-300x190.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/Proxmox-Backup-Server-768x487.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/Proxmox-Backup-Server-1536x974.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/Proxmox-Backup-Server-2048x1298.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/Proxmox-Backup-Server-1000x634.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/Proxmox-Backup-Server-230x146.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/Proxmox-Backup-Server-350x222.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/Proxmox-Backup-Server-480x304.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size"><strong>Proxmox Backup Server</strong>&nbsp;iso dosyası kurulum yapılacak sunucuya mount edildikten sonra “<strong>Welcome to Proxmox Backup Server</strong>” ekranında ”<strong>Install Proxmox Backup Server</strong>” tıklanır.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_001-1024x773.jpg"><img loading="lazy" decoding="async" width="1024" height="773" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_001-1024x773.jpg" alt="" class="wp-image-3968" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_001-1024x773.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_001-300x226.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_001-768x580.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_001-1536x1159.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_001-2048x1546.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_001-1000x755.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_001-230x174.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_001-350x264.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_001-480x362.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">”<strong>End User License Aggrement (EULA)</strong>” ekranında ”<strong>I agree</strong>“ tıklanarak devam edilir.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_002-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="641" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_002-1024x641.jpg" alt="" class="wp-image-3969" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_002-1024x641.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_002-300x188.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_002-768x481.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_002-1536x962.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_002-2048x1282.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_002-1000x626.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_002-230x144.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_002-350x219.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_002-480x301.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size"><strong>Proxmox Backup Server</strong>&nbsp;dosyalarının kurulumunun yapılacağı disk için ”<strong>Target Harddisk</strong>” kısmında disk seçilerek ”<strong>Next</strong>“ tıklanır.</p>



<p class="has-medium-font-size">Varsayılan dosya sistemi&nbsp;<strong>ext4</strong>‘tür.&nbsp;<strong>Ext4</strong>&nbsp;veya&nbsp;<strong>xfs</strong>&nbsp;seçildiğinde&nbsp;<strong>Logical Volume Manager</strong>&nbsp;(LVM) kullanılır.</p>



<p class="has-medium-font-size">İşletim sistemi sürücüsü için yaygın bir uygulama controller arabirimini kullanarak RAID-1 array kullanmaktır. Bu disklerden biri arızalanırsa disk yedekliliği sağlar. Aynı yedeklilik düzeyi,&nbsp;<strong>ZFS</strong>&nbsp;gibi&nbsp;<strong>software-RAID array</strong>‘i kullanılarak da elde edilebilir. Fakat tavsiyem&nbsp;<strong>Proxmox Backup Server</strong>‘ın kurulum yapılacağı OS diskleri fiziksel raid yapılmalıdır.</p>



<p class="has-medium-font-size"><strong>Proxmox Backup Server</strong>&nbsp;kurulumun hemen başında işletim sistemi diski için&nbsp;<strong>ZFS</strong>&nbsp;tabanlı array seçme seçenekleri sunmaktadır.</p>



<p class="has-medium-font-size"><strong>ZFS</strong>&nbsp;tabanlı seçenekler için ”<strong>Options</strong>“ tıklanır filesystem’deki seçenekler aşağıdaki gibidir.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_003-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="642" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_003-1024x642.jpg" alt="" class="wp-image-3970" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_003-1024x642.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_003-300x188.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_003-768x481.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_003-1536x963.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_003-2048x1284.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_003-1000x627.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_003-230x144.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_003-350x219.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_003-480x301.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Benim test amaçlı kurmuş olduğum sunucular üzerinde raid controller olmadığından dolayı bizde&nbsp;<strong>zfs (RAID1)</strong>&nbsp;yaparak işletim sistemi&nbsp;<strong>Proxmox Backup Server</strong>‘ı kuracağız. Ekran görüntüsünde de görüldüğü üzere ilgili diskleri seçiyoruz ve&nbsp;<strong>software-RAID</strong>&nbsp;yapıyoruz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_014.jpg"><img loading="lazy" decoding="async" width="1024" height="771" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_014-1024x771.jpg" alt="" class="wp-image-3971" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_014-1024x771.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_014-300x226.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_014-768x578.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_014-1536x1157.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_014-1000x753.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_014-230x173.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_014-350x264.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_014-480x361.jpg 480w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_014.jpg 1620w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">”<strong>Location and Time Zone Selection</strong>” ekranında&nbsp;<strong>Country</strong>,&nbsp;<strong>Time Zone</strong>&nbsp;ve&nbsp;<strong>Keyboard Layout</strong>&nbsp;seçilerek ”<strong>Next</strong>“ tıklanır.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_004-1024x639.jpg"><img loading="lazy" decoding="async" width="1024" height="639" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_004-1024x639.jpg" alt="" class="wp-image-3972" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_004-1024x639.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_004-300x187.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_004-768x479.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_004-1536x958.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_004-2048x1277.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_004-1000x624.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_004-230x143.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_004-350x218.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_004-480x299.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">”<strong>Administration Password and E-mail Address</strong>” ekranında&nbsp;<strong>Password</strong>,&nbsp;<strong>Confirm</strong>&nbsp;ve&nbsp;<strong>e-mail</strong>&nbsp;kısımları doldurularak ”<strong>Next</strong>“ tıklanır.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_005-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="640" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_005-1024x640.jpg" alt="" class="wp-image-3973" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_005-1024x640.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_005-300x188.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_005-768x480.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_005-1536x961.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_005-2048x1281.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_005-1000x625.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_005-230x144.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_005-350x219.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_005-480x300.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">”<strong>Management Network Configuration</strong>“ ekranında&nbsp;<strong>Proxmox VE</strong>&nbsp;node’un yönetim arayüzüne erişimin yapılacağı network kartının seçimi için ”<strong>Management Interface</strong>“ seçildikten sonra&nbsp;<strong>Hostname (FQDN)</strong>,&nbsp;<strong>IP Address</strong>,&nbsp;<strong>Netmask</strong>,&nbsp;<strong>Gateway</strong>&nbsp;ve&nbsp;<strong>DNS Server</strong>&nbsp;bilgileri girilerek ”<strong>Next</strong>“ tıklanır.</p>



<p class="has-medium-font-size">Bu ekranda yanlızca 1 adet DNS Server IP adresi girilmektedir. 1’den fazla dns tanımını kurulum sonrasında&nbsp;<strong>GUI</strong>&nbsp;üzerinden veya&nbsp;<strong>cli</strong>&nbsp;ile&nbsp;<strong>/etc/resolv.conf</strong>&nbsp;dosyasından ekleyebiliyoruz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_006-1024x640.jpg"><img loading="lazy" decoding="async" width="1024" height="640" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_006-1024x640.jpg" alt="" class="wp-image-3974" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_006-1024x640.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_006-300x187.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_006-768x480.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_006-1536x960.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_006-2048x1280.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_006-1000x625.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_006-230x144.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_006-350x219.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_006-480x300.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">”<strong>Summary</strong>“ ekranında bir önceki ekranlarda girilen bilgiler kontrol edilerek kurulumun başlaması için ”<strong>Install</strong>” tıklanır.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_007-1-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="638" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_007-1-1024x638.jpg" alt="" class="wp-image-3978" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_007-1-1024x638.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_007-1-300x187.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_007-1-768x479.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_007-1-1536x957.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_007-1-2048x1277.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_007-1-1000x623.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_007-1-230x143.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_007-1-350x218.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_007-1-480x299.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_008-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="642" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_008-1024x642.jpg" alt="" class="wp-image-3976" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_008-1024x642.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_008-300x188.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_008-768x481.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_008-1536x963.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_008-2048x1284.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_008-1000x627.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_008-230x144.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_008-350x219.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_008-480x301.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">”<strong>Installation Successful!</strong>“ Ekranında Kurulumun tamamlandığı bilgisi ve erişimin nasıl yapılması gerektiği ile ilgili bilgiler görülmektedir ”<strong>Reboot</strong>” tıklanır.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_009-1024x639.jpg"><img loading="lazy" decoding="async" width="1024" height="639" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_009-1024x639.jpg" alt="" class="wp-image-3977" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_009-1024x639.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_009-300x187.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_009-768x479.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_009-1536x958.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_009-2048x1278.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_009-1000x624.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_009-230x144.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_009-350x218.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_009-480x300.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Reboot işlemide tamamladıktan sonra erişim sağlamak için tarayıcınıza kurulum sırasında verilen IP adresi ile aşağıdaki şekilde erişebilirsiniz.</p>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-57669352db48bfbe9d54f050bc6b9865"><a href="https://ip_address:8007"><strong>https://ip_address:8007</strong></a></p>



<p class="has-medium-font-size">“<strong>User name</strong>“ kısmına “<strong>root</strong>” ve kurulum esnasında verdiğimiz şifreyi ”<strong>Password</strong>“ kısmına yazarak ”<strong>Login</strong>“ tıklandıktan sonra aşağıdaki gibi management arayüzüne erişmiş oluyoruz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_010-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="554" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_010-1024x554.jpg" alt="" class="wp-image-3979" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_010-1024x554.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_010-300x162.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_010-768x416.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_010-1536x831.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_010-2048x1109.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_010-1000x541.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_010-230x124.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_010-350x189.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_010-480x260.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_011-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="554" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_011-1024x554.jpg" alt="" class="wp-image-3980" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_011-1024x554.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_011-300x162.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_011-768x415.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_011-1536x830.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_011-2048x1107.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_011-1000x541.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_011-230x124.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_011-350x189.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_011-480x259.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Kurulum görüldüğü üzere çok hızlı ve kolay tamamlandı. Burdan sonra şirket politikanıza ve sistem alt yapınıza uygun olarak yapılandırmaları yapabilirsiniz.</p>



<p class="has-medium-font-size">Ben kurulumda basit tek nic bridge mode bir kurulum yaptım, burada network ekipleriniz ile istişare ederek Management Config de çift nic bond mimarisi de yapabilirsiniz.</p>



<p class="has-medium-font-size">Kurulum sırasında bizden bir adet dns istedi yapınızda 1 den fazla dns server var ise bunları&nbsp;<strong>GUI</strong>&nbsp;üzerinden veya&nbsp;<strong>CLI</strong>&nbsp;yardımı ile&nbsp;<strong>nano /etc/resolv.conf</strong>&nbsp;dosyası içinden tanımlayabilirsiniz.</p>



<p class="has-medium-font-size">Sonrasında&nbsp;<strong>nano etc/chrony/chrony.conf&nbsp;</strong>config dosyasını düzenleyerek kullanmak istediniz ntp’ lerinizi tanımlayabilirsiniz.</p>



<p class="has-medium-font-size">Burdan sonra backup sunucumuza backuplarımızı tutacağımız bir Storage/Disk eklememiz gerekiyor. Ben test amaçlı yaptığım için ilgili sunucuya 500 GB&#8217;lık bir disk ekleyip bunu da  datastore olarak tanımladım.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_012-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="554" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_012-1024x554.jpg" alt="" class="wp-image-3982" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_012-1024x554.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_012-300x162.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_012-768x416.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_012-1536x831.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_012-2048x1108.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_012-1000x541.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_012-230x124.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_012-350x189.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_012-480x260.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_013-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="384" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_013-1024x384.jpg" alt="" class="wp-image-3983" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_013-1024x384.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_013-300x113.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_013-768x288.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_013-1536x576.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_013-2048x768.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_013-1000x375.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_013-230x86.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_013-350x131.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_013-480x180.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size"><strong>Proxmox Backup Server</strong> üzerinde oluşturmuş olduğumuz backup datastore&#8217;u daha sonrasında <strong>Proxmox VE</strong> ortamımıza tanıtmamız gerekiyor. Bunun için öncelikle backup server üzerinden <strong>Connection Information</strong> menüsünden <strong>Fingerprint</strong>&#8216;i alıyoruz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_015-1024x517.jpg"><img loading="lazy" decoding="async" width="1024" height="517" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_015-1024x517.jpg" alt="" class="wp-image-4007" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_015-1024x517.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_015-300x152.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_015-768x388.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_015-1000x505.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_015-230x116.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_015-350x177.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_015-480x242.jpg 480w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_015.jpg 1283w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Ve son olarak Proxmox VE ortamımıza backup server&#8217;ın backup datastore&#8217;unu ekliyoruz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_016.jpg"><img loading="lazy" decoding="async" width="1024" height="528" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_016-1024x528.jpg" alt="" class="wp-image-4008" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_016-1024x528.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_016-300x155.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_016-768x396.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_016-1000x516.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_016-230x119.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_016-350x180.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_016-480x248.jpg 480w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_016.jpg 1311w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_017.jpg"><img loading="lazy" decoding="async" width="1024" height="371" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_017-1024x371.jpg" alt="" class="wp-image-4011" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_017-1024x371.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_017-300x109.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_017-768x278.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_017-1000x362.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_017-230x83.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_017-350x127.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_017-480x174.jpg 480w, https://www.burakaktas.com/wp-content/uploads/2024/06/pbs_017.jpg 1180w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Bir sonraki Proxmox yazımızda görüşmek üzere. Faydalı olması dileğiyle.<a href="https://www.burakaktas.com/#linkedin" target="_blank" rel="noreferrer noopener"></a></p>
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		<item>
		<title>Proxmox VE Ceph Storage Kurulumu</title>
		<link>https://www.burakaktas.com/proxmox-ve-ceph-storage-kurulumu/</link>
		
		<dc:creator><![CDATA[Burak AKTAŞ]]></dc:creator>
		<pubDate>Sun, 23 Jun 2024 20:02:48 +0000</pubDate>
				<category><![CDATA[Ceph]]></category>
		<category><![CDATA[Proxmox]]></category>
		<category><![CDATA[ceph]]></category>
		<category><![CDATA[kvm]]></category>
		<category><![CDATA[osd]]></category>
		<category><![CDATA[pg]]></category>
		<category><![CDATA[proxmox]]></category>
		<category><![CDATA[rbd]]></category>
		<category><![CDATA[storage]]></category>
		<guid isPermaLink="false">https://www.burakaktas.com/?p=3909</guid>

					<description><![CDATA[<p>Merhaba, bu yazımda sizlere Proxmox VE üzerinde Ceph Storage kurulumunu anlatıyor olacağım. Öncelikle Proxmox VE üzerine Ceph kurulumumuzu ve ayarlarımızı yapmadan önce Ceph&#8217;in yapısından ve mimarisinden başlayalım.Ceph kurulumlarında sıkca duyacağımız PG (Placement Group), OSD (Object Storage Daemon), RBD (Rados Block Device), Ceph MON ve Ceph MGR terimlerini inceleyelim. Ceph Mimarisi Ceph nesne tabanlı ve blok depolama ile dosya sistemi türündeki [&#8230;]</p>
<p>The post <a href="https://www.burakaktas.com/proxmox-ve-ceph-storage-kurulumu/">Proxmox VE Ceph Storage Kurulumu</a> appeared first on <a href="https://www.burakaktas.com">BURAK AKTAŞ</a>.</p>
]]></description>
										<content:encoded><![CDATA[
<p class="has-medium-font-size">Merhaba, bu yazımda sizlere <strong>Proxmox VE</strong> üzerinde <strong>Ceph Storage</strong> kurulumunu anlatıyor olacağım.</p>



<p class="has-medium-font-size">Öncelikle Proxmox VE üzerine Ceph kurulumumuzu ve ayarlarımızı yapmadan önce Ceph&#8217;in yapısından ve mimarisinden başlayalım.<br>Ceph kurulumlarında sıkca duyacağımız <strong>PG (Placement Group)</strong>, <strong>OSD (Object Storage Daemon)</strong>, <strong>RBD (Rados Block Device)</strong>, <strong>Ceph MON</strong> ve <strong>Ceph MGR</strong> terimlerini inceleyelim.</p>



<p class="has-large-font-size"><strong>Ceph Mimarisi</strong></p>



<p class="has-medium-font-size">Ceph nesne tabanlı ve blok depolama ile dosya sistemi türündeki depolama ortamlarının tamamını bir arada sunan ve bu amaçla 5 temel bileşenden oluşan açık kaynak kodlu bir depolama çözümüdür. Bu 5 bileşen aşağıda açıklanmıştır:</p>



<ul class="has-medium-font-size wp-block-list">
<li><strong>Ceph OSD (Object Storage Daemon)</strong>: OSD bileşenleri veriyi nesne halinde tutmakla yükümlüdür. Verinin kopyalar halinde (replikasyon) tutulmasını yönetir. Disk ekleme/çıkarma işlemleri sonrasında verinin depolama ortamı üzerinde yeniden yapılandırılarak gerekli kopyaların oluşturulmasını ve diskler üzerinde dengeli olarak dağıtılmasını sağlar. Ayrıca monitör sunucularına disklerin durumu ile ilgili bilgi sağlar. Önerilen yapıda her disk için ayrı bir OSD kullanılması önemli konulardan birisidir.</li>



<li><strong>Ceph MON (Monitor)</strong>: Monitör bileşenleri tüm depolama ortamının sağlıklı çalışmasını takip amacıyla haritasını tutar. MAP ismi verilen bu haritalar arasında OSD Map, Monitor Map, PG Map ve CRUSH Map bulunur. Monitör bileşenleri diğer tüm bileşenlerden durum bilgilerini alarak haritayı çıkarır ve bunu diğer monitör ve OSD bileşenleri ile paylaşır. Ceph istemcileri bir okuma veya yazma yapacağı zaman yazacağı OSD ve PG’leri belirledikten sonra bu OSD’lerin çalışır durumda olup olmadığına bakar. İlk belirlenen erişilebilir durumda değilse duruma göre 2. veya 3. OSD kullanılır. Burada belirlenen OSD sayısı replikasyon sayısına bağlıdır.</li>



<li><strong>Ceph RGW (Rados Gateway)</strong>: RGW, Ceph’in doğrudan nesne tabanlı depolama ortamına erişmeye olanak veren API servisini sağlayan bileşendir. Bu API Amazon S3 ve OpenStack Swift API ile uyumludur.</li>



<li><strong>Ceph RBD (Rados Block Device)</strong>: RBD, Ceph’in nesne tabanlı depolama altyapısı üzerinde çalışan ve sanal sunucular, fiziksel sunucular ve diğer istemcilere blok tabanlı depolama sağlayan katmanıdır. OpenStack ve CloudStack desteği bulunur. Ticari çözümlerin sunduğu snapshot, thin-provisioning ve compression gibi özellikleri destekler.</li>



<li><strong>Ceph FS (File System)</strong>: Ceph’in nesne tabanlı depolama altyapısını kullanarak istemcilere POSIX uyumlu dosya sistemi vermesini sağlayan katmanıdır. Linux kernel üzerinde CephFS mount etmek üzere hali hazırda destek bulunduğu gibi alternatif olarak FUSE kullanılarak da mount işlemi yapılabilir. Diğer bileşenlerin aksine CephFS çalışmak için bir metadata sunucusuna ihtiyaç duyar.</li>
</ul>



<p class="has-medium-font-size">Aşağıdaki resimde bu bileşenler gösterilmekte olup monitör sunucuları ve OSD sunucuları ile eğer ihtiyaç duyuluyorsa RGW sunucuları ve metadata sunucuları eklenerek aşağıdaki servisler sağlanabilir.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_001-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="631" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_001-1024x631.jpg" alt="" class="wp-image-3913" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_001-1024x631.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_001-300x185.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_001-768x473.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_001-1536x946.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_001-2048x1261.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_001-1000x616.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_001-230x142.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_001-350x216.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_001-480x296.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">OSD katmanını biraz daha anlaşılabilir hale getirmek için aşağıdaki resimdeki yapıya dikkat çekilebilir. Depolamanın yapıldığı OSD sunucuları üzerinde işletim sisteminin çalıştığı bir disk ya da disk grubu bulunur. Bu resmin en solunda bulunan ilk sutünda görülmektedir. Alt katmandaki disk ext3, ext4, xfs gibi bir dosya sistemi ile formatlanarak üzerine işletim sistemi kurulur. Bu tüm sunuculardaki klasik kullanım şeklidir. Yanındaki sütunda sarı renk ile gösterilen journal ise OSD servislerinde çalışan mekanik disklere (SAS, SATA veya NL-SAS gibi) önbellek (cache) olarak bağlanmak üzere tasarlanan ve SSD üzerinde çalışan bir yapıdır. SSD disklerin yüksek yazma hızı ve IOPS performansından faydalanılarak yapılan yazma isteklerini karşılayarak sıralı (sequential) hale getirir. Bu disk üzerinde belirlenen süre boyunca önbelleklenen veri sıralı halde daha hızlı bir şekilde diske yazılır, böylece okunurken de sıralı biçimde daha hızlı okunur. OSD servislerine bağlı mekanik diskler ise resmin sağında yer alan ve kesikli çizgi ile çevrelenen alanda gösterilmektedir. Burada da diskler ext4, xfs veya btrfs gibi dosya sistemi ile formatlanarak OSD servislerine bağlanır. OSD servisi veriyi sunucu üzerine OSD servisleri ile mount edilen bu disklere nesneler halinde yazar.</p>



<figure class="wp-block-image size-full"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_002.jpg"><img loading="lazy" decoding="async" width="1018" height="684" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_002.jpg" alt="" class="wp-image-3914" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_002.jpg 1018w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_002-300x202.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_002-768x516.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_002-1000x672.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_002-230x155.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_002-350x235.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_002-480x323.jpg 480w" sizes="auto, (max-width: 1018px) 100vw, 1018px" /></a></figure>



<p class="has-large-font-size"><strong>Ceph Üzerinde Veri Yerleşimi</strong></p>



<p class="has-medium-font-size">Ceph üzerindeki veri yerleşimini anlamak için önce Ceph tarafından kullanılan bazı temel yapı taşlarını anlamak gerekmektedir. Bunlardan bu aşamada gerekli olanlar aşağıda özetlenmiştir:</p>



<p class="has-medium-font-size">Veri Havuzu (Pool): Verileri birbirinden mantıksal olarak ayırmak üzere tasarlanmış, içerisinde imajları barındıran üst seviye bileşenlerdir. Her veri havuzu oluşturulurken veri miktarı ile doğru orantılı olarak belirlenen yerleşim grubu sayısı ile birlikte oluşturulur.</p>



<p class="has-medium-font-size">İmajlar (Images): Veri havuzlarının içerisinde yer alan ve blok depolama kullanmak üzere kullanılan bileşenlerdir.</p>



<p class="has-medium-font-size">Yerleşim Grubu (Placement Group-PG): Verileri gruplamak üzere OSD ve veri havuzları arasında kullanılan yapı taşlarıdır. OSD başına PG ortalamasının 100-150 civarı olması önerilmektedir. OSD başına PG sayısının 300’ü geçmesi sakıncalı bulunmaktadır.</p>



<p class="has-medium-font-size">Kural Grubu (Ruleset): Ceph’in kullandığı CRUSH algoritmasına ait haritanın (CRUSH Map) veriyi özel tanımlar ile hiyerarşik yapıda dağıtmasına izin vermek için kullandığı kurallardır. Varsayılan olarak hiyerarşik yapıda Region/DC/Room/Pod/PDU/Row/Rack/Chassis/Host/OSD olarak tanımlanan sırada örneğin farklı disk tiplerinden farklı veri havuzları oluşturarak (SSD’ler için ayrı, SAS’lar için ayrı, SATA’lar için ayrı) bu kurallar vasıtasıyla ilgili veri havuzlarının ilgili disk gruplarını kullanması sağlanır.</p>



<p class="has-medium-font-size">Buna göre herhangi bir istemci bir veri yazma talebinde bulunduğu zaman aşağıdaki resimdeki sıra ile yazılacak alan belirlenir ve replika sayısına göre kopya çıkarılır.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_003.jpg"><img loading="lazy" decoding="async" width="1024" height="965" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_003-1024x965.jpg" alt="" class="wp-image-3915" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_003-1024x965.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_003-300x283.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_003-768x724.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_003-1000x942.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_003-230x217.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_003-350x330.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_003-480x452.jpg 480w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_003.jpg 1182w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<ul class="has-medium-font-size wp-block-list">
<li>Öncelikle istemci tarafından yazılacak veri belirlenir ve Ceph üzerinde bulunan bir veri havuzuna yazma talebi yapılır.</li>



<li>CRUSH algoritması çalıştırılarak istemcinin yazması gereken PG ataması yapılır. Bu esnada herhangi bir metadata sunucusuna veya başka bir lookup tablosuna bakılmaz.</li>



<li>CRUSH algoritması ayrıca kullanılacak PG’yi bir OSD ile eşler. Böylece istemci veriyi birincil olarak belirlenen PG dolayısıyla OSD üzerine yazar.</li>



<li>CRUSH tarafından belirlenen birincil OSD’ye yazma işlemi tamamlanınca, verinin kopyası replika sayısına bağlı olarak diğer OSD’lere yazılır. Örneğin replika sayısı 3 ise birincil OSD’ye yazılan veri 2 ayrı OSD’ye daha kopyalanır. Bu OSD’ler varsayılan CRUSH map ayarlarında farklı sunucular üzerinde olacak şekilde ayarlanmıştır. Tüm kopyalar yazıldıktan sonra istemciye yazma işleminin başarılı olduğu bilgisi verilir.</li>
</ul>



<p class="has-large-font-size"><strong>CRUSH Algoritması</strong></p>



<p class="has-medium-font-size">CRUSH (Controlled Replication Under Scalable Hashing), Ceph üzerinde verinin nereye yazılıp nereden okunacağını bir hesaplama yaparak belirleyen ve hem istemci hem de sunucularda bulunan, bu sayede veri lokasyonu için ikinci bir işlem gerektirmeyen bir algoritmadır. Daha önce bahsedildiği gibi Ceph bu yaklaşım sayesinde yüksek ölçeklere rahatlıkla çıkabilmektedir.</p>



<p class="has-large-font-size"><strong>CRUSH map rolü ve sorumlulukları aşağıdaki gibidir:</strong></p>



<ul class="has-medium-font-size wp-block-list">
<li>Her hiyerarşik yapı için tanımlanan kurallarla birlikte Ceph’in veriyi nasıl saklayacağını belirler.</li>



<li>Çok aşamalı olabileceği gibi en az bir düğüm ve yaprak hiyerarşisine sahip olmalıdır.</li>



<li>Hiyerarşideki her düğüm sepet (bucket) olarak adlandırılır ve her sepetin bir tipi vardır.</li>



<li>Verileri tutan nesneler disklere verilebilecek ağırlıklara disklere dağıtılır.</li>



<li>İhtiyaca göre istenilen esneklikte hiyerarşik yapı tanımlanabilir. Tek kısıt en alttaki yaprak ismi verilen düğümler OSD’leri temsil etmelidir. Ayrıca her yaprak düğüm bir sunucuya ya da başka bir tipteki sepete bağlı olmalıdır.</li>
</ul>



<p class="has-large-font-size"><strong>OSD ve PG Nedir ?</strong></p>



<p class="has-medium-font-size"><strong>OSD Nedir ?</strong></p>



<ul class="has-medium-font-size wp-block-list">
<li>Ceph Cluster&#8217;da her bir disk için bir ceph process&#8217;i koşmakta ve disk ile ilgili işlemleri yürütmektedir.</li>



<li>Bu process&#8217;e&nbsp;<strong>Object Storage Daemon</strong>&nbsp;yani OSD denilmektedir.</li>



<li>Genelde OSD ile bu process veya Ceph Cluster&#8217;ındaki her bir disk kast edilmektedir.</li>
</ul>



<p class="has-medium-font-size"><strong>PG Nedir ?</strong></p>



<ul class="has-medium-font-size wp-block-list">
<li>Placement Group&#8217;lar (PGs) Ceph client&#8217;ları tarafından görünmez fakat Ceph Cluster&#8217;larda önemli bir rol oynarlar.</li>



<li>Bir Ceph Cluster&#8217;ı exabyte seviyesinde kapasiteye ulaştırmak için binlerce OSD eklemek gerekebilir.</li>



<li>Ceph Client&#8217;lar objeleri pool lara kayıt ederler. Pool&#8217;lar tüm cluster&#8217;ın mantıksal alt kümeleri olarak düşünülebilir.</li>



<li>Bir pool&#8217;daki toplam obje sayısı kolayca milyon ve üzeri sayılara çıkabilir.</li>



<li>Milyonlarca veya daha fazla sayıda obje içeren bir sistemde hangi objenin nerede olduğunu obje bazlı takip etmek performans konusunda sıkıntılar çıkarır.</li>



<li>Bu nedenle Ceph objeleri &#8220;Placement Group&#8221; lara ve Placement Group&#8217;ları da OSD&#8217;lere atar. Böylece hem verimlilik sağlar hem de dinamik bir şekilde objeleri yeniden dağıtabilir. (re-balancing)</li>



<li>PG ve OSD ilişkisi aşağıdaki diagramlardan daha net anlaşılabilir.</li>
</ul>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_004-1024x519.jpg"><img loading="lazy" decoding="async" width="1024" height="519" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_004-1024x519.jpg" alt="" class="wp-image-3917" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_004-1024x519.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_004-300x152.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_004-768x389.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_004-1000x507.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_004-230x117.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_004-350x177.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_004-480x243.jpg 480w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_004.jpg 1342w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_005.jpg"><img loading="lazy" decoding="async" width="1024" height="269" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_005-1024x269.jpg" alt="" class="wp-image-3918" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_005-1024x269.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_005-300x79.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_005-768x202.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_005-1000x263.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_005-230x60.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_005-350x92.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_005-480x126.jpg 480w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_005.jpg 1348w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Ceph&#8217;de Placement Group&#8217;lar (PGs) hakkında detaylı bilgi için&nbsp;<a href="https://access.redhat.com/documentation/en-us/red_hat_ceph_storage/4/html/storage_strategies_guide/placement_groups_pgs" target="_blank" rel="noreferrer noopener"><strong>RedHat Ceph Dokümanında ilgili bölümü</strong></a>&nbsp;okuyabilirsiniz.</p>



<p class="has-large-font-size"><strong>Dikkat !!!</strong></p>



<ul class="has-medium-font-size wp-block-list">
<li>Ceph&#8217;de PG Sayısı artırma en önemli işlemlerden birisidir !</li>



<li>Ceph&#8217;de PG artırma işlemi yavaş ve önerilen yöntemlerle yapılmazsa çok önemli performans sorunlarına yol açabilir.</li>



<li>PGP_NUM artırma işlemi sonrası veri PG&#8217;ler arası taşınmaya başlar ve bu işlem durdurulamaz, geriye alınamaz ve bu işlemin bitmesi beklenmelidir.</li>



<li>PG artırma işlemi cluster&#8217;ın az yoğun kullanıldığı saatlerde yapılmalıdır.</li>



<li>İşlem sırasında kullanıcılar yaşanabilecek potansiyel performans etkileri konusunda bilgilendirilmelidir!</li>



<li>İşlem yapılmadan önce daha yeni dokümanlar da incelenmelidir.</li>
</ul>



<p class="has-large-font-size"><strong>PG Sayısının Önemi</strong></p>



<p class="has-medium-font-size">Ceph Cluster&#8217; da Placement Group (PG) sayısı performans ve veri dağıtımı için çok kritik öneme sahiptir. Optimum değerleri bulmak için PG Hesap Makinesi kullanılmalıdır. </p>



<p class="has-medium-font-size"><a href="https://sso.redhat.com/auth/realms/redhat-external/protocol/openid-connect/auth?client_id=customer-portal&amp;redirect_uri=https%3A%2F%2Faccess.redhat.com%2Fwebassets%2Favalon%2Fj%2Fincludes%2Fsession%2Fscribe%2F%3FredirectTo%3Dhttps%253A%252F%252Faccess.redhat.com%252Flabs%252Fcephpgc%252F&amp;state=f12987bf-4e6f-48aa-961f-38cc3c3bbb2a&amp;response_mode=fragment&amp;response_type=code&amp;scope=openid&amp;nonce=8b486ca4-4e83-4767-9713-8546ca7ffdbc"><strong>RedHat Ceph PG Calc</strong></a></p>



<p class="has-medium-font-size">PG Hesap Makinesinde detaylı olarak da görülebileceği üzere Ceph&#8217; de OSD başına 100 ile 300 arası PG tavsiye edilmektedir.</p>



<p class="has-medium-font-size">Ceph&#8217;de yeni bir pool oluştururken pool başına düşen PG (Placement Group) sayısını belirtebiliyoruz.</p>



<p class="has-medium-font-size">PG Sayısı ne zaman artırılmalı ? Performans ve veri sağlamlığını sağlamak için PG sayısını artırmamız gereken durumlar:</p>



<ul class="has-medium-font-size wp-block-list">
<li>Zaman içerisinde cluster&#8217;ımıza yeni OSD&#8217;ler eklediysek, OSD başına düşen PG miktarı 100 ve altına düştüyse</li>



<li>PG sayısı ilk cluster kurulumunda yanlış belirlendiyse</li>
</ul>



<p class="has-medium-font-size">PG artırma işlemi çok önemli olduğu için yükseltme yapmadan önce dikkatli planlama yapılmalı ve yakın öngürülebilir gelecekteki muhtemel cluster büyümeleri de hesaba katılmalıdır.</p>



<p class="has-medium-font-size">Eklenen her bir PG için OSD Node&#8217;ları ve Monitor Node&#8217;larının kaynak tüketimi (Memory, CPU, Network) artıyor, özellikle recovery işlemi sırasında bu kaynak tüketiminin daha da artacağı belirtiliyor.</p>



<p class="has-medium-font-size"><strong>PG sayısını minimum&#8217;da tutmak:</strong></p>



<p class="has-vivid-red-color has-text-color has-link-color has-medium-font-size wp-elements-87809e8c3428c03571e7e367ea0f2d1b"><strong>Kaynak tüketimini düşürüyor.<br>Verilerin dengesiz dağıtılmasına neden oluyor !</strong></p>



<p class="has-medium-font-size"><strong>Ceph MGR Nedir ?</strong></p>



<p class="has-medium-font-size">Depolama kullanımı, mevcut performans ölçümleri ve sistem yükü dahil olmak üzere çalışma zamanı ölçümlerini ve Ceph kümesinin mevcut durumunu takip etmekten sorumludur.</p>



<p class="has-medium-font-size"><strong>Ceph MON Nedir ?</strong></p>



<p class="has-medium-font-size">MON map, Manager map, OSD map, MDS map ve CRUSH map dahil olmak üzere küme durumunun haritalarını tutar.<br>Bu haritalar, Ceph arka plan programlarının birbiriyle koordine olması için gerekli olan kritik küme durumudur.</p>



<p class="has-large-font-size"><strong>Proxmox VE Ceph Storage Kurulumu</strong></p>



<p class="has-medium-font-size">Artık <strong>Proxmox VE Ceph Storage</strong> kurulumuna başlayabiliriz.</p>



<p class="has-medium-font-size">Kurup cluster oluşturduğumuz node&#8217; lara&nbsp;<strong>Ceph Install</strong>&nbsp;yapmamız gerekiyor bunu ister&nbsp;<strong>GUI</strong>&nbsp;üzerinden isterseniz de&nbsp;<strong>cli</strong>&nbsp;üzerinden yapabilirsiniz. Ben kurulum sırasında&nbsp;<strong>GUI</strong>&nbsp;üzerinden ilerledik ama her adımda&nbsp;<strong>cli</strong>&nbsp;üzerinden de ilgili komut satırlarını yazacağım.</p>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-b260621b06b963b870d25d61ff3a6da4"><strong>#pveceph install</strong></p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_001-1024x553.jpg"><img loading="lazy" decoding="async" width="1024" height="553" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_001-1024x553.jpg" alt="" class="wp-image-3924" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_001-1024x553.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_001-300x162.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_001-768x415.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_001-1536x830.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_001-2048x1106.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_001-1000x540.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_001-230x124.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_001-350x189.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_001-480x259.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Sonrasında kuracağımız sürümü burda tercih ediyoruz ama dikkat edilmesi gereken bir durum var Proxmox VE&#8217; nin sürümü ile Ceph&#8217;in sürümün uyuşması gerekiyor. Ben yaptığım testlerde 17.2&#8217;nin&nbsp;<strong>quincy</strong>&nbsp;stabil çalışmadığını gördükten sonra 16.2&nbsp;<strong>pacific</strong>&nbsp;versiyonunu kurduk.</p>



<p class="has-medium-font-size">Burada dikkat edilmesi gereken bir diğer konu ise&nbsp;<strong>community edition</strong>&nbsp;kullandığımız için Proxmox VE&#8217;nin community&#8217; si üzerinden iki ürünün uyumunu sorgulamamız gerekiyor.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_002-1024x623.jpg"><img loading="lazy" decoding="async" width="1024" height="623" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_002-1024x623.jpg" alt="" class="wp-image-3930" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_002-1024x623.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_002-300x183.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_002-768x468.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_002-1536x935.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_002-2048x1247.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_002-1000x609.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_002-230x140.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_002-350x213.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_002-480x292.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_003-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="620" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_003-1024x620.jpg" alt="" class="wp-image-3931" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_003-1024x620.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_003-300x182.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_003-768x465.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_003-1536x930.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_003-2048x1241.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_003-1000x606.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_003-230x139.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_003-350x212.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_003-480x291.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size"><strong>Next</strong>&nbsp;diyerek devam ediyoruz ve karşımıza cluster configuration ekranı gelecek burada ilk node&#8217;u seçiyoruz ve bunu&nbsp;<strong>Ceph Mon</strong>&nbsp;olarak seçiyoruz. Burada dikkat edilmesi gereken bir konu&nbsp;<strong>cluster network</strong>&nbsp;olacak, kurulumun ilerleyen adımlarında onuda&nbsp;<strong>cli</strong>&nbsp;üzerinden değiştireceğiz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_004-1024x614.jpg"><img loading="lazy" decoding="async" width="1024" height="614" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_004-1024x614.jpg" alt="" class="wp-image-3932" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_004-1024x614.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_004-300x180.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_004-768x460.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_004-1536x920.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_004-2048x1227.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_004-1000x599.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_004-230x138.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_004-350x210.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_004-480x288.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Burada network takımınız ile istişare ederek bond mimarisinde bir network config&#8217;i ile cluster network&#8217;ünüzü ayrı bir vlan ile ayırabilirsiniz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_005-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="634" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_005-1024x634.jpg" alt="" class="wp-image-3934" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_005-1024x634.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_005-300x186.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_005-768x476.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_005-1536x951.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_005-2048x1268.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_005-1000x619.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_005-230x142.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_005-350x217.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_005-480x297.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">İlk node kurulumumuz tamamlandı sonrasında diğer node&#8217;larada&nbsp;<strong>ceph install</strong>&nbsp;işlemini yapıyoruz. Zatan burada kurulumlarla birlikte her node&#8217;un&nbsp;<strong>ceph mon</strong>&#8216;u gelecektir. Biz daha sonrasında&nbsp;<strong>ceph mg</strong>r&#8217; leri diğer node&#8217; lara kuracağız.</p>



<p></p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_006-1024x554.jpg"><img loading="lazy" decoding="async" width="1024" height="554" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_006-1024x554.jpg" alt="" class="wp-image-3936" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_006-1024x554.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_006-300x162.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_006-768x415.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_006-1536x831.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_006-2048x1107.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_006-1000x541.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_006-230x124.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_006-350x189.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_006-480x260.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_007-1024x557.jpg"><img loading="lazy" decoding="async" width="1024" height="557" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_007-1024x557.jpg" alt="" class="wp-image-3938" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_007-1024x557.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_007-300x163.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_007-768x418.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_007-1536x836.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_007-2048x1115.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_007-1000x544.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_007-230x125.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_007-350x190.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_007-480x261.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size"><strong>CLI</strong> üzerindende aşağıdaki komutlarla kurulumlarınızı yapabilirsiniz.</p>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-321b12f01b6843b4821ebfbb39aa42ea"><strong>#pveceph createmon</strong></p>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-62d859b855ad252920546a71833f4692"><strong>#pveceph createmgr</strong></p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_001.jpg"><img loading="lazy" decoding="async" width="1024" height="497" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_001-1024x497.jpg" alt="" class="wp-image-4018" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_001-1024x497.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_001-300x146.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_001-768x373.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_001-1536x745.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_001-1000x485.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_001-230x112.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_001-350x170.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_001-480x233.jpg 480w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_001.jpg 1898w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size"><strong>Ceph Install</strong>&nbsp;işlemimiz tamamlandı,&nbsp;<strong>ceph mon</strong>&#8216;lar kuruldu ve&nbsp;<strong>ceph mgr</strong>&#8216;ler kuruldu.<br>Burada yapmamız gereken bir diğer şey yazının içinde bahşetmiş olduğumuz&nbsp;<strong>cluster_network</strong>&nbsp;ve&nbsp;<strong>public_network</strong>&nbsp;düzeltilmesi olacak.</p>



<p class="has-medium-font-size">İlgili resimde ip&#8217;ler ilk node&#8217;a kurmuş olduğumuz ip ile geliyor biz bunları ilgili ip bloğu olarak değiştireceğiz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_002.jpg"><img loading="lazy" decoding="async" width="1024" height="438" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_002-1024x438.jpg" alt="" class="wp-image-4019" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_002-1024x438.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_002-300x128.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_002-768x329.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_002-1536x657.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_002-1000x428.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_002-230x98.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_002-350x150.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_002-480x205.jpg 480w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_002.jpg 1591w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-beaaa9389baecbd1c408fe27628aceda"><strong>nano etc/pve/ceph.conf</strong></p>



<figure class="wp-block-image size-full"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_003.jpg"><img loading="lazy" decoding="async" width="921" height="558" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_003.jpg" alt="" class="wp-image-4020" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_003.jpg 921w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_003-300x182.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_003-768x465.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_003-230x139.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_003-350x212.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_003-480x291.jpg 480w" sizes="auto, (max-width: 921px) 100vw, 921px" /></a></figure>



<p class="has-medium-font-size">Artık disklerimizi&nbsp;<strong>OSD</strong>&nbsp;olarak ayarlayabiliriz. Diğer adımlarda yapmış olduğumuz üzere burada da hem&nbsp;<strong>GUI</strong>&nbsp;üzerinden hemde&nbsp;<strong>cli</strong>&nbsp;üzerindenişlem yapma imkanımız bulunuyor. Node üzerindeki diskleri tek tek&nbsp;<strong>OSD</strong>&nbsp;olarak grupluyoruz.</p>



<p class="has-vivid-cyan-blue-color has-text-color has-link-color has-medium-font-size wp-elements-c37c556bdd68f60f1e3bbdba68786c04"><strong>#pveceph osd create /dev/sd[X]</strong></p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_011-1024x594.jpg"><img loading="lazy" decoding="async" width="1024" height="594" src="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_011-1024x594.jpg" alt="" class="wp-image-3944" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_011-1024x594.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_011-300x174.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_011-768x446.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_011-1536x891.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_011-2048x1188.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_011-1000x580.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_011-230x133.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_011-350x203.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/pve_ceph_011-480x279.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Aşağıdaki resimde görüldüğü gibi 3 node&#8217;lu bir <strong>Proxmox VE Cluster</strong>&#8216;da 6&#8217;şar adet diskimizi her node üzerinde <strong>OSD</strong> olarak ayarladık.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_004.jpg"><img loading="lazy" decoding="async" width="1024" height="386" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_004-1024x386.jpg" alt="" class="wp-image-4022" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_004-1024x386.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_004-300x113.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_004-768x289.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_004-1536x578.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_004-1000x377.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_004-230x87.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_004-350x132.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_004-480x181.jpg 480w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_004.jpg 1907w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Son olarak 3 node&#8217; da oluşturmuş olduğum <strong>OSD</strong>&#8216;leri bir <strong>pool</strong> altında toplamaya.</p>



<p class="has-medium-font-size"><strong>Create Ceph Pool</strong> diyerek karşımıza gelen ekran da pool&#8217; umuza bir isim veriyoruz, replication size&#8217;ı &#8220;<strong>3</strong>&#8220;, minimum kopya sayısınıda &#8220;<strong>2</strong>&#8221; olarak bırakıyoruz.</p>



<p class="has-medium-font-size">Burada dikkat edilmesi gereken bir konu ise &#8220;<strong>PG Autoscale Mode</strong>&#8221; bunun &#8220;<strong>0ff</strong>&#8221; durumda olması gerekiyor neden diyecek olursanız yazımızın ilk bölümlerinde bahsetmiştik &#8220;<strong>PG</strong>&#8221; sayısının düşürülmesi yada yükseltilmesi kritik olduğundan dolayı bunu &#8220;<strong>On</strong>&#8221; bırakmamamız gerekiyor.</p>



<p class="has-medium-font-size">Son olarak gelelim &#8220;<strong>Number of PGs</strong>&#8221; ve &#8220;<strong>Min. Number of PGs</strong>&#8221; ayarlarına. Burada dikkatli davranmalıyız ve hesap yapmalıyız. Zatan &#8220;<strong>PG</strong>&#8221; sayısını ayarlarken mutlaka 2 ve katları olacak şekilde ayarlamalıyız.</p>



<p class="has-medium-font-size">Bizim ortamımız için yapılan hesaplamada ortam da 3 node var ve her node da 6 disk var buda <strong>3&#215;6</strong> yaptığımızda <strong>18 OSD</strong> ediyor. Replication size&#8217;ı &#8220;<strong>3</strong>&#8221; olarak düşündüğümüzde her <strong>OSD</strong>&#8216;ye <strong>128 PG</strong> veriyoruz zaten <strong>PG</strong> sayıları 100 ile 300 aralığında olmalıdır. <strong>128 PG x 6 disk</strong> yaptığımızda node başına <strong>768 PG</strong> oluyor bunu cluster olarak hesap ettiğimizde <strong>768 PG x 3 node</strong> <strong>2304 PG</strong> ediyor. Bunuda 3 replication size&#8217;a böldüğümüzde sayı <strong>768 PG</strong> olarak karşımıza geliyor ama ileriye dönük büyümeyide düşünerek +1 fazlasını veriyorum ve <strong>number of PGs</strong> sayısını <strong>1024</strong> yapıyorum.</p>



<p class="has-medium-font-size"><strong>Yani minumum PGs 128 number of PGs ise 1024 olarak ayarlanıyor.</strong></p>



<p class="has-medium-font-size">Tüm hesaplarda tamamlanınca bu pool&#8217;u storage olarak ekleyeceğiz.&nbsp;<strong>Add as Storage</strong>&nbsp;tikini işaretliyoruz.</p>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_005-2-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="682" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_005-2-1024x682.jpg" alt="" class="wp-image-4027" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_005-2-1024x682.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_005-2-300x200.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_005-2-768x511.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_005-2-1536x1023.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_005-2-2048x1363.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_005-2-1000x666.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_005-2-230x153.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_005-2-350x233.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_005-2-480x320.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<figure class="wp-block-image size-large"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_006-scaled.jpg"><img loading="lazy" decoding="async" width="1024" height="553" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_006-1024x553.jpg" alt="" class="wp-image-4024" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_006-1024x553.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_006-300x162.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_006-768x415.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_006-1536x830.jpg 1536w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_006-2048x1107.jpg 2048w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_006-1000x540.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_006-230x124.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_006-350x189.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_006-480x259.jpg 480w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Ceph Cluster’ın status durumunu kontrol etmek için herhangi bir node’a cli üzerinden bağlanıp “<strong>ceph status</strong>” komutunu çalıştırıyoruz.</p>



<figure class="wp-block-image size-large is-resized"><a href="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_007.jpg"><img loading="lazy" decoding="async" width="1024" height="599" src="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_007-1024x599.jpg" alt="" class="wp-image-4025" style="width:790px;height:auto" srcset="https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_007-1024x599.jpg 1024w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_007-300x176.jpg 300w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_007-768x449.jpg 768w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_007-1000x585.jpg 1000w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_007-230x135.jpg 230w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_007-350x205.jpg 350w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_007-480x281.jpg 480w, https://www.burakaktas.com/wp-content/uploads/2024/06/ceph_r_007.jpg 1128w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></a></figure>



<p class="has-medium-font-size">Ceph mimarisi tarafında desteklerini esirgemeyen mesai arkadaşlarım <a href="https://www.linkedin.com/in/gungoryusuf/"><strong>Yusuf Güngör</strong></a> ve <a href="https://www.linkedin.com/in/mmessah/"><strong>Mesut Şahin</strong></a>&#8216;e ayrıca teşekkür ederim.</p>



<p class="has-medium-font-size">Bir sonraki Proxmox yazımızda görüşmek üzere. Faydalı olması dileğiyle.</p>
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