{"id":5310,"date":"2024-07-18T17:28:06","date_gmt":"2024-07-19T01:28:06","guid":{"rendered":"https:\/\/jetstreamsoft.com\/portal\/?post_type=ht_kb&#038;p=5310"},"modified":"2025-02-13T15:48:55","modified_gmt":"2025-02-13T23:48:55","slug":"vcenter-alarm-replication-log-reserved-space-running-low","status":"publish","type":"ht_kb","link":"https:\/\/jetstreamsoft.com\/portal\/jetstream-knowledge-base\/vcenter-alarm-replication-log-reserved-space-running-low\/","title":{"rendered":"(Alarm) Replication Log Reserved Space Running Low"},"content":{"rendered":"\n<p class=\"is-style-info wp-block-ht-blocks-messages wp-block-hb-message wp-block-hb-message--withicon\">This article applies to all JSDR software versions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Alarm<\/h2>\n\n\n\n<p class=\"\">This alarm is triggered when the space reserved for the DRVA replication log is insufficient, leading to issues replicating and protecting VMs.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"246\" src=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-1-1024x246.png\" alt=\"\" class=\"wp-image-5312\" srcset=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-1-1024x246.png 1024w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-1-300x72.png 300w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-1-768x184.png 768w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-1-50x12.png 50w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-1.png 1247w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Example: Alarm reported in vCenter.<\/em><\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"299\" src=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/def-rl-space-1024x299.png\" alt=\"\" class=\"wp-image-5313\" srcset=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/def-rl-space-1024x299.png 1024w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/def-rl-space-300x88.png 300w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/def-rl-space-768x224.png 768w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/def-rl-space-50x15.png 50w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/def-rl-space.png 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Example: Alarm definition in vCenter.<\/em><\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"230\" src=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-gui-1024x230.png\" alt=\"\" class=\"wp-image-5314\" srcset=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-gui-1024x230.png 1024w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-gui-300x67.png 300w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-gui-768x173.png 768w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-gui-50x11.png 50w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-gui.png 1312w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Example: Alarm reported in the JetStream DR UI.<\/em><\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"743\" height=\"141\" src=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-healthview.png\" alt=\"\" class=\"wp-image-5315\" srcset=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-healthview.png 743w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-healthview-300x57.png 300w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/msg-rl-space-healthview-50x9.png 50w\" sizes=\"(max-width: 743px) 100vw, 743px\" \/><figcaption class=\"wp-element-caption\"><em>Example: The HealthView UI will report the same DRVA warning.<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Possible Cause<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li class=\"\">The alarm can be triggered when the reserved space for a replication log approaches its set threshold value.\n<ul class=\"wp-block-list\">\n<li class=\"\">The reserved size is not automatically adjusted by the system because free space is generally not available (but it can be manually adjusted as described below).<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"228\" src=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/manage-rl-space-1024x228.png\" alt=\"\" class=\"wp-image-5316\" srcset=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/manage-rl-space-1024x228.png 1024w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/manage-rl-space-300x67.png 300w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/manage-rl-space-768x171.png 768w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/manage-rl-space-50x11.png 50w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/manage-rl-space.png 1261w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Example: Managing space of the replication log volume.<\/em><\/figcaption><\/figure>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li class=\"\">Inadequate space allocated for the replication log volume.\n<ul class=\"wp-block-list\">\n<li class=\"\">The recommended log size calculation formula was not used when the replication log volume was initially created.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li class=\"\">The size of the protected domain metadata is too large for the assigned replication log volume.\n<ul class=\"wp-block-list\">\n<li class=\"\">The size of the protected domain should be consistent with size considered when initially configuring the replication log volume.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li class=\"\">Data failed to replicate to the object store for an extended period of time due to an underlying network issue.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Resolution<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li class=\"\">Ensure the replication log is configured based upon recomendations from JetStream Software.<\/li>\n\n\n\n<li class=\"\">Protected domains automatically allocate metadata from the replication log volume when they are created.\n<ul class=\"wp-block-list\">\n<li class=\"\">Ensure an appropriately sized replication log is used to support the protected domains.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li class=\"\">Keep track of the replication log space used when new VMs or protected domains are created.\n<ul class=\"wp-block-list\">\n<li class=\"\">If the metadata is too large for the replication log volume, consider reconfiguring it or using a different replication log volume.<\/li>\n\n\n\n<li class=\"\">Recalculate the replication log volume size based upon actual usage or follow recommendations from the <a href=\"https:\/\/jetstreamsoft.com\/portal\/jetstream-knowledge-base\/capacity-planning-tool-cpt\/\">Capacity Planning Tool<\/a>.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li class=\"\">If the replication log volume has adequate free space, increase its reserved space:\n<ul class=\"wp-block-list\">\n<li class=\"\">Navigate to the <em>Appliances <\/em>tab<\/li>\n\n\n\n<li class=\"\">Select the <em>DRVA.<\/em><\/li>\n\n\n\n<li class=\"\">Select the <em>Replication Log Volume.<\/em><\/li>\n\n\n\n<li class=\"\">Select the <em>Reserved Space.<\/em><\/li>\n\n\n\n<li class=\"\">Go to <em>Configured Reserve Space Size<\/em> and click the <strong>Configure<\/strong> link to specify a new size.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"174\" src=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/configure-rl-space.png\" alt=\"\" class=\"wp-image-5320\" srcset=\"https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/configure-rl-space.png 550w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/configure-rl-space-300x95.png 300w, https:\/\/jetstreamsoft.com\/portal\/wp-content\/uploads\/2024\/07\/configure-rl-space-50x16.png 50w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/><figcaption class=\"wp-element-caption\"><em>Example: Configuring reserved space size.<\/em><\/figcaption><\/figure>\n\n\n\n<ol start=\"5\" class=\"wp-block-list\">\n<li class=\"\">To increase the size of the replication log volume:\n<ul class=\"wp-block-list\">\n<li class=\"\">Right-click the DRVA VM.<\/li>\n\n\n\n<li class=\"\">Increase the replication log disk (VMDK) size.<\/li>\n\n\n\n<li class=\"\">Reboot the DRVA to make the change become effective.<\/li>\n\n\n\n<li class=\"\">After the replication log volume has been resized, increase its reserved space (as described above in Step 4).<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Alarm This alarm is triggered when the space reserved for the DRVA replication log is insufficient, leading to issues replicating and protecting VMs. Possible Cause Resolution<\/p>\n","protected":false},"author":1,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"ht-kb-category":[92],"ht-kb-tag":[249],"class_list":["post-5310","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-troubleshooting","ht_kb_tag-alarm-jetstream"],"_links":{"self":[{"href":"https:\/\/jetstreamsoft.com\/portal\/wp-json\/wp\/v2\/ht-kb\/5310","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jetstreamsoft.com\/portal\/wp-json\/wp\/v2\/ht-kb"}],"about":[{"href":"https:\/\/jetstreamsoft.com\/portal\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"https:\/\/jetstreamsoft.com\/portal\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jetstreamsoft.com\/portal\/wp-json\/wp\/v2\/comments?post=5310"}],"version-history":[{"count":4,"href":"https:\/\/jetstreamsoft.com\/portal\/wp-json\/wp\/v2\/ht-kb\/5310\/revisions"}],"predecessor-version":[{"id":6639,"href":"https:\/\/jetstreamsoft.com\/portal\/wp-json\/wp\/v2\/ht-kb\/5310\/revisions\/6639"}],"wp:attachment":[{"href":"https:\/\/jetstreamsoft.com\/portal\/wp-json\/wp\/v2\/media?parent=5310"}],"wp:term":[{"taxonomy":"ht_kb_category","embeddable":true,"href":"https:\/\/jetstreamsoft.com\/portal\/wp-json\/wp\/v2\/ht-kb-category?post=5310"},{"taxonomy":"ht_kb_tag","embeddable":true,"href":"https:\/\/jetstreamsoft.com\/portal\/wp-json\/wp\/v2\/ht-kb-tag?post=5310"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}