{"id":1400,"date":"2012-12-14T11:30:32","date_gmt":"2012-12-14T01:30:32","guid":{"rendered":"https:\/\/www.penguinpunk.net\/blog\/?p=1400"},"modified":"2012-12-14T11:31:19","modified_gmt":"2012-12-14T01:31:19","slug":"emc-maximum-pool-lun-size","status":"publish","type":"post","link":"https:\/\/www.penguinpunk.net\/blog\/emc-maximum-pool-lun-size\/","title":{"rendered":"EMC &#8211; Maximum Pool LUN Size"},"content":{"rendered":"<p>Mat has been trying to create a 42TB LUN to use temporarily for Centera backups. I don&#8217;t want to go into why we&#8217;re doing Centera backups, but let&#8217;s just say we need the space. He created a Storage Pool on one of the CX4-960s, using 28 2TB spindles and 6+1 private RAID Groups. However, when he tried to bind the LUN, he got the following error.<\/p>\n<p><a href=\"https:\/\/www.penguinpunk.net\/blog\/wp-content\/uploads\/2012\/12\/err1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1401\" alt=\"err1\" src=\"https:\/\/www.penguinpunk.net\/blog\/wp-content\/uploads\/2012\/12\/err1.png\" width=\"584\" height=\"554\" srcset=\"https:\/\/www.penguinpunk.net\/blog\/wp-content\/uploads\/2012\/12\/err1.png 584w, https:\/\/www.penguinpunk.net\/blog\/wp-content\/uploads\/2012\/12\/err1-300x284.png 300w\" sizes=\"auto, (max-width: 584px) 100vw, 584px\" \/><\/a><\/p>\n<p>Weird. So what if we set the size to 44000GB?<\/p>\n<p><a href=\"https:\/\/www.penguinpunk.net\/blog\/wp-content\/uploads\/2012\/12\/err2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1402\" alt=\"err2\" src=\"https:\/\/www.penguinpunk.net\/blog\/wp-content\/uploads\/2012\/12\/err2.png\" width=\"725\" height=\"575\" srcset=\"https:\/\/www.penguinpunk.net\/blog\/wp-content\/uploads\/2012\/12\/err2.png 725w, https:\/\/www.penguinpunk.net\/blog\/wp-content\/uploads\/2012\/12\/err2-300x237.png 300w\" sizes=\"auto, (max-width: 725px) 100vw, 725px\" \/><\/a><\/p>\n<p>No, that doesn&#8217;t work either. Turns out, I should really read some of the stuff that I post here, like my article entitled &#8220;<a title=\"EMC CLARiiON VNX7500 Configuration guidelines \u2013 Part 1\" href=\"https:\/\/www.penguinpunk.net\/blog\/emc-clariion-vnx7500-configuration-guidelines-part-1\/\" target=\"_blank\">EMC CLARiiON VNX7500 Configuration guidelines \u2013 Part 1<\/a>&#8220;, where I mention that the maximum size of a Pool LUN is 16TB. I was wrong in any case, as it\u00a0looks more like\u00a0it&#8217;s 14TB.\u00a0Seems like we&#8217;ll be using RAID Groups and\u00a0MetaLUNs to get over the line on this one.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mat has been trying to create a 42TB LUN to use temporarily for Centera backups. I don&#8217;t want to go into why we&#8217;re doing Centera backups, but let&#8217;s just say we need the space. He created a Storage Pool on one of the CX4-960s, using 28 2TB spindles and 6+1 private RAID Groups. However, when [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[125,60,5,307,408],"tags":[483,454,24,170,200,21,323,410,202,241,40,787,368,308],"class_list":["post-1400","post","type-post","status-publish","format-standard","hentry","category-clariion-emc-storage-storage","category-emc-storage","category-storage","category-unisphere","category-vnx","tag-14tb-are-you-kidding-me","tag-centera","tag-clariion","tag-cx4","tag-cx4-960","tag-emc","tag-fast","tag-maximums","tag-navisphere","tag-raid-group","tag-san","tag-storage","tag-storage-pools","tag-unisphere-2"],"_links":{"self":[{"href":"https:\/\/www.penguinpunk.net\/blog\/wp-json\/wp\/v2\/posts\/1400","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.penguinpunk.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.penguinpunk.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.penguinpunk.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.penguinpunk.net\/blog\/wp-json\/wp\/v2\/comments?post=1400"}],"version-history":[{"count":7,"href":"https:\/\/www.penguinpunk.net\/blog\/wp-json\/wp\/v2\/posts\/1400\/revisions"}],"predecessor-version":[{"id":1409,"href":"https:\/\/www.penguinpunk.net\/blog\/wp-json\/wp\/v2\/posts\/1400\/revisions\/1409"}],"wp:attachment":[{"href":"https:\/\/www.penguinpunk.net\/blog\/wp-json\/wp\/v2\/media?parent=1400"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.penguinpunk.net\/blog\/wp-json\/wp\/v2\/categories?post=1400"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.penguinpunk.net\/blog\/wp-json\/wp\/v2\/tags?post=1400"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}