{"id":66452,"date":"2025-08-07T09:00:46","date_gmt":"2025-08-07T07:00:46","guid":{"rendered":"https:\/\/nolabnoparty.com\/?p=66452"},"modified":"2025-08-07T08:39:18","modified_gmt":"2025-08-07T06:39:18","slug":"remove-ceph-datastore-from-proxmox","status":"publish","type":"post","link":"https:\/\/nolabnoparty.com\/en\/remove-ceph-datastore-from-proxmox\/","title":{"rendered":"Remove Ceph datastore from Proxmox"},"content":{"rendered":"<p><img decoding=\"async\" class=\"aligncenter wp-image-66454 size-full\" title=\"proxmox-remove-ceph-datastore-01\" src=\"https:\/\/nolabnoparty.com\/wp-content\/uploads\/2025\/07\/proxmox-remove-ceph-datastore-01.jpg\" alt=\"proxmox-remove-ceph-datastore-01\" width=\"602\" height=\"202\" \/><\/p>\n<p>To remove <a href=\"https:\/\/ceph.io\/en\/\" target=\"_blank\" rel=\"noopener\">Ceph datastore<\/a> from Proxmox several steps are involved, especially if you want to <strong>completely clear Ceph<\/strong> from your system.<\/p>\n<p class=\"p1\">Before proceeding, keep in mind that this process will <strong>permanently delete all data<\/strong> stored on the <a href=\"https:\/\/nolabnoparty.com\/en\/proxmox-ve-configure-a-ceph-storage-cluster\/\">Ceph datastore<\/a>.\u00a0Make sure to <a href=\"https:\/\/nolabnoparty.com\/en\/veeam-v12-2-proxmox-ve-backup-configuration\/\">have a working backup<\/a> of any critical data before proceeding.<!--more--><\/p>\n<p>&nbsp;<\/p>\n<h2>Migrate VM disks off Ceph datastore<\/h2>\n<p>Before removing the Ceph datastore, move the <strong>virtual machines or container disks<\/strong> to a different datastore.<\/p>\n<p>Select the VM you want to migrate then navigate to <strong>Hardware<\/strong> section. Select the hard disk to move then select <strong>Disk Action &gt; Move storage<\/strong>.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-66456\" src=\"https:\/\/nolabnoparty.com\/wp-content\/uploads\/2025\/07\/proxmox-remove-ceph-datastore-02-600x287.jpg\" alt=\"\" width=\"600\" height=\"287\" title=\"\"><\/p>\n<p>From the dropdown menu select the new datastore (<em>NFS<\/em> in the example) as <strong>Target Storage<\/strong>.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-66458\" src=\"https:\/\/nolabnoparty.com\/wp-content\/uploads\/2025\/07\/proxmox-remove-ceph-datastore-03.jpg\" alt=\"\" width=\"569\" height=\"210\" title=\"\"><\/p>\n<p>Click <strong>Move disk<\/strong>.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-66460\" src=\"https:\/\/nolabnoparty.com\/wp-content\/uploads\/2025\/07\/proxmox-remove-ceph-datastore-04.jpg\" alt=\"\" width=\"352\" height=\"211\" title=\"\"><\/p>\n<p>The disks have been moved to the chosen <a href=\"https:\/\/nolabnoparty.com\/en\/proxmox-add-a-nfs-storage\/\">NFS datastore<\/a>.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-66463\" src=\"https:\/\/nolabnoparty.com\/wp-content\/uploads\/2025\/07\/proxmox-remove-ceph-datastore-05-600x262.jpg\" alt=\"\" width=\"600\" height=\"262\" title=\"\"><\/p>\n<p>Repeat this operation for all VMs running in your infrastructure to <strong>remove all disks from the Ceph datastore<\/strong>.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-66465\" src=\"https:\/\/nolabnoparty.com\/wp-content\/uploads\/2025\/07\/proxmox-remove-ceph-datastore-06-600x285.jpg\" alt=\"\" width=\"600\" height=\"285\" title=\"\"><\/p>\n<p>This article has been written for\u00a0<a href=\"https:\/\/www.starwindsoftware.com\/blog\/\" target=\"_blank\" rel=\"noopener noreferrer\">StarWind blog<\/a>\u00a0and can be found in\u00a0<a href=\"https:\/\/www.starwindsoftware.com\/blog\/remove-ceph-from-proxmox-ve\/\" target=\"_blank\" rel=\"noopener\">this page<\/a>. It covers the full procedure to remove Ceph datastore from <a href=\"https:\/\/nolabnoparty.com\/en\/proxmox-backup-server-with-nfs-repository-configuration\/\">Proxmox<\/a>.<\/p>\n<p>&nbsp;<\/p>\n<h2>Remove Ceph datastore from Proxmox<\/h2>\n<p class=\"p1\">To fully <strong>remove all Ceph components and configurations<\/strong> from your <a href=\"https:\/\/nolabnoparty.com\/en\/proxmox-configure-high-availability-ha\/\">Proxmox system<\/a>, you must perform additional steps <b>on all Proxmox nodes<\/b> that were part of the Ceph cluster.<\/p>\n<p>When the removal process is completed, <strong>make a note of any directory<\/strong>\u00a0not deleted by the <em>apt<\/em> command. You will remove these directories <strong>after rebooting<\/strong> the node.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-66785\" src=\"https:\/\/nolabnoparty.com\/wp-content\/uploads\/2025\/08\/proxmox-remove-ceph-datastore-07-600x253.jpg\" alt=\"\" width=\"600\" height=\"253\" title=\"\"><\/p>\n<p>Now run the following command. Type <strong>Y<\/strong> then <strong>Enter<\/strong> to proceed.<\/p>\n<p><span style=\"color: #0000ff;\"># apt autoremove --purge<\/span><\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-66787\" src=\"https:\/\/nolabnoparty.com\/wp-content\/uploads\/2025\/08\/proxmox-remove-ceph-datastore-08-600x176.jpg\" alt=\"\" width=\"600\" height=\"176\" title=\"\"><\/p>\n<p>Packages have been purged from the system.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-66789\" src=\"https:\/\/nolabnoparty.com\/wp-content\/uploads\/2025\/08\/proxmox-remove-ceph-datastore-09-600x160.jpg\" alt=\"\" width=\"600\" height=\"160\" title=\"\"><\/p>\n<p>Reboot the node.<\/p>\n<p><span style=\"color: #0000ff;\"># reboot<\/span><\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-66791\" src=\"https:\/\/nolabnoparty.com\/wp-content\/uploads\/2025\/08\/proxmox-remove-ceph-datastore-10-600x75.jpg\" alt=\"\" width=\"600\" height=\"75\" title=\"\"><\/p>\n<p>Repeat the <strong>same procedure for all nodes<\/strong> members of the Ceph cluster.<\/p>\n<p>By following this procedure, the Ceph datastore should be successfully removed from the system. Again, make sure to have a <a href=\"https:\/\/nolabnoparty.com\/en\/nakivo-v11-released-with-agentless-backup-for-proxmox-ve\/\">working backup<\/a> before proceeding.<\/p>\n<p>During the removal of Ceph from a multi-node cluster, ensure the <strong>cluster remains healthy<\/strong> throughout the process.<\/p>\n<p>Read the\u00a0<a href=\"https:\/\/www.starwindsoftware.com\/blog\/remove-ceph-from-proxmox-ve\/\" target=\"_blank\" rel=\"noopener\">full article<\/a>\u00a0on StarWind blog.<\/p>\n<p><img decoding=\"async\" title=\"signature\" src=\"https:\/\/nolabnoparty.com\/wp-content\/uploads\/images\/firma.jpg\" alt=\"signature\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>To remove Ceph datastore from Proxmox several steps are involved, especially if you want to completely clear Ceph from your system. Before proceeding, keep in mind that this process will permanently delete all data stored on the Ceph datastore.\u00a0Make sure to have a working backup of any critical data before proceeding.<\/p>\n","protected":false},"author":3,"featured_media":66454,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rop_custom_images_group":[],"rop_custom_messages_group":[],"rop_publish_now":"no","rop_publish_now_accounts":{"linkedin_93tdZWzMZc_93tdZWzMZc":"","facebook_2879994398731222_17841400390232720":"","twitter_113568041_113568041":"","mastodon_115463926174894442_115463926174894442":""},"rop_publish_now_history":[{"account":"facebook_2879994398731222_234218296615646","service":"facebook","timestamp":1756882902,"status":"success"},{"account":"twitter_113568041_113568041","service":"twitter","timestamp":1756882950,"status":"success"},{"account":"linkedin_93tdZWzMZc_93tdZWzMZc","service":"linkedin","timestamp":1756882991,"status":"success"}],"rop_publish_now_status":"done","footnotes":""},"categories":[2798],"tags":[2890,2063,885,2795],"class_list":["post-66452","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-proxmox-en","tag-ceph","tag-cluster-en","tag-datastore","tag-proxmox","has_thumb"],"_links":{"self":[{"href":"https:\/\/nolabnoparty.com\/en\/wp-json\/wp\/v2\/posts\/66452","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nolabnoparty.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nolabnoparty.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nolabnoparty.com\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/nolabnoparty.com\/en\/wp-json\/wp\/v2\/comments?post=66452"}],"version-history":[{"count":0,"href":"https:\/\/nolabnoparty.com\/en\/wp-json\/wp\/v2\/posts\/66452\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nolabnoparty.com\/en\/wp-json\/wp\/v2\/media\/66454"}],"wp:attachment":[{"href":"https:\/\/nolabnoparty.com\/en\/wp-json\/wp\/v2\/media?parent=66452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nolabnoparty.com\/en\/wp-json\/wp\/v2\/categories?post=66452"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nolabnoparty.com\/en\/wp-json\/wp\/v2\/tags?post=66452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}