{"id":410,"date":"2010-06-17T08:10:21","date_gmt":"2010-06-17T08:10:21","guid":{"rendered":"http:\/\/faq.graven-ict.nl\/wordpress\/?p=410"},"modified":"2018-06-24T11:57:00","modified_gmt":"2018-06-24T11:57:00","slug":"the-largest-dump-device-is-too-small","status":"publish","type":"post","link":"https:\/\/wiki.graven-ict.nl\/wordpress\/the-largest-dump-device-is-too-small\/","title":{"rendered":"The largest dump device is too small"},"content":{"rendered":"<p>Soms kom je op systemen in de errpt de melding tegen. <b>The largest dump device is too small<\/b>. dit is eenvoudig te controleren. Je kan de check ook zelf uitvoeren met het <i>sysdumpdev -e<\/i> commando.<\/p>\n<pre># sysdumpdev -e\r\nEstimated dump size in bytes: 1194118348\r\n<\/pre>\n<p>om te kijken welke device er voor de systdump gebruikt word kan je de <i>sysdumpdev -l<\/i> optie gebruiken.<\/p><div id=\"grave-4197744001\" class=\"grave-content grave-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-1970734611769428\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:inline-block;width:728px;height:90px;\" \ndata-ad-client=\"ca-pub-1970734611769428\" \ndata-ad-slot=\"1820224830\"><\/ins> \n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>\n<pre># sysdumpdev -l\r\nprimary              \/dev\/hd7\r\nsecondary            \/dev\/hd7x\r\ncopy directory       \/var\/adm\/ras\r\nforced copy flag     TRUE\r\nalways allow dump    TRUE\r\ndump compression     ON\r\n<\/pre>\n<p>in dit geval zijn er 2 lv&#8217;s gebruikt als sysdump device. we gaan eerst controleren hoe groot het dumpdevice is.<\/p>\n<pre># lsvg -l rootvg |grep hd7\r\nhd7                 sysdump    33      33      1    open\/syncd    N\/A\r\nhd7x                sysdump    33      33      1    open\/syncd    N\/A\r\n<\/pre>\n<p>We hebben ook de pp size nodig van deze volume groep, en controleren meteen of er genoeg vrije ruimte is.<\/p>\n<pre># lsvg rootvg\r\nVOLUME GROUP:       rootvg                   VG IDENTIFIER: 00cb5b9e00004c00000001240fba52e2\r\nVG STATE:           active                   PP SIZE:        32 megabyte(s)\r\nVG PERMISSION:      read\/write               TOTAL PPs:      1022 (32704 megabytes)\r\nMAX LVs:            256                      FREE PPs:       162 (5184 megabytes)\r\nLVs:                14                       USED PPs:       860 (27520 megabytes)\r\nOPEN LVs:           13                       QUORUM:         1 (Disabled)\r\nTOTAL PVs:          2                        VG DESCRIPTORS: 3\r\nSTALE PVs:          0                        STALE PPs:      0\r\nACTIVE PVs:         2                        AUTO ON:        no\r\nMAX PPs per VG:     32512\r\nMAX PPs per PV:     1016                     MAX PVs:        32\r\nLTG size (Dynamic): 256 kilobyte(s)          AUTO SYNC:      no\r\nHOT SPARE:          no                       BB POLICY:      relocatable\r\n<\/pre>\n<p>De pp size is dus 32MB en het aantal vrije PP is 162. nu kan je uitrekenen hoeveel pp de dumpsize zou moeten zijn. gebruik hier voor de output van <i>sysdumpdev -e<\/i> de output is in byte eerst terug rekenen naar Mega Bytes. dus delen door 1048576<\/p>\n<pre>1194118348 \/ 1048576 \/ 32ppsize = 35,587\r\n<\/pre>\n<p>De het aantal pp is nu dus 33 en zal minimaal 36 (afronden naar boven) moeten zijn. er moeten dus 3 pp bij het dumpdevice toegevoegd worden. we passen uiteraard ook het secundary device aan. (er zijn 2 devices omdat rootvg gemirrored is.<\/p>\n<pre># extendlv hd7 3 \r\n# extendlv hd7x 3\r\n<\/pre>\n<p>eventueel controleren.<\/p>\n<pre># lsvg -l rootvg |grep hd7\r\nhd7                 sysdump    36      36      1    open\/syncd    N\/A\r\nhd7x                sysdump    36      36      1    open\/syncd    N\/A\r\n<\/pre>\n<h3><span id=\"Extra_Info\" class=\"mw-headline\">Extra Info<\/span><\/h3>\n<p>je kan met sysdumpdev ook bekijken wanneer er voor het laatst een dump is geweest.<\/p>\n<pre> # sysdumpdev -L\r\n No previous dumps recorded.\r\n\r\n Scanning device \/dev\/hd7 for existing dump.\r\n A valid dump was not detected in the dump devices.\r\n\r\n Scanning device \/dev\/hd7x for existing dump.\r\n A valid dump was not detected in the dump devices.\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Soms kom je op systemen in de errpt de melding tegen. The largest dump device is too small. dit is eenvoudig te controleren. Je kan de check ook zelf uitvoeren met het sysdumpdev -e commando. # sysdumpdev -e Estimated dump size in bytes: 1194118348 om te kijken welke device er voor de systdump gebruikt word ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/wiki.graven-ict.nl\/wordpress\/the-largest-dump-device-is-too-small\/\" title=\"Meer lezen...\">Lees meer<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[20],"tags":[],"class_list":["post-410","post","type-post","status-publish","format-standard","hentry","category-disk-lvm-filesystemen"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wiki.graven-ict.nl\/wordpress\/wp-json\/wp\/v2\/posts\/410","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wiki.graven-ict.nl\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wiki.graven-ict.nl\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wiki.graven-ict.nl\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wiki.graven-ict.nl\/wordpress\/wp-json\/wp\/v2\/comments?post=410"}],"version-history":[{"count":1,"href":"https:\/\/wiki.graven-ict.nl\/wordpress\/wp-json\/wp\/v2\/posts\/410\/revisions"}],"predecessor-version":[{"id":411,"href":"https:\/\/wiki.graven-ict.nl\/wordpress\/wp-json\/wp\/v2\/posts\/410\/revisions\/411"}],"wp:attachment":[{"href":"https:\/\/wiki.graven-ict.nl\/wordpress\/wp-json\/wp\/v2\/media?parent=410"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wiki.graven-ict.nl\/wordpress\/wp-json\/wp\/v2\/categories?post=410"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wiki.graven-ict.nl\/wordpress\/wp-json\/wp\/v2\/tags?post=410"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}