{"id":1288,"date":"2020-04-09T01:32:16","date_gmt":"2020-04-09T01:32:16","guid":{"rendered":"https:\/\/swiv.com.br\/solved-issue-prve-0426-warning-during-oracle-clusterware-12-1-0-2-installation\/"},"modified":"2026-05-27T20:02:54","modified_gmt":"2026-05-27T19:02:54","slug":"solved-issue-prve-0426-warning-during-oracle-clusterware-12-1-0-2-installation","status":"publish","type":"post","link":"https:\/\/swiv.com.br\/index.php\/2020\/04\/09\/solved-issue-prve-0426-warning-during-oracle-clusterware-12-1-0-2-installation\/","title":{"rendered":"[Solved] Issue: PRVE-0426 warning during Oracle Clusterware 12.1.0.2 installation"},"content":{"rendered":"\n<p>Artigo curto e pontual, mas que pode economizar um bom tempo de investiga\u00e7\u00e3o.<\/p>\n\n\n\n<p>Estava realizando a instala\u00e7\u00e3o de um Oracle Clusterware vers\u00e3o 12.1.0.2 em 2 nodes Oracle Linux 7.7, e durante a etapa de check dos pr\u00e9-requisitos, o seguinte warning era reportado:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/swiv.com.br\/wp-content\/uploads\/2022\/07\/image-474.png\" alt=\"\" class=\"wp-image-8322\"\/><\/figure>\n\n\n\n<p>Nos detalhes, t\u00ednhamos:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/swiv.com.br\/wp-content\/uploads\/2022\/07\/image-475.png\" alt=\"\" class=\"wp-image-8323\"\/><\/figure>\n\n\n\n<p>De modo quase que autom\u00e1tico, seguimos as instru\u00e7\u00f5es do pr\u00f3prio instalador, de adequar o tamanho do \/dev\/shm, por\u00e9m o warning persistia. Notamos que mesmo realizando as mudan\u00e7as de tamanho no sistema operacional dos 2 nodes, parecia que o instalador n\u00e3o conseguia pegar de forma eficiente esse novo tamanho.<\/p>\n\n\n<p>Ap\u00f3s pesquisar, nos deparamos com o Oracle Note &#8220;<strong>The size of in-memory file system mounted at \/dev\/shm is &#8220;24576&#8221; megabytes which does not match the size in \/etc\/fstab as &#8220;0&#8221; megabytes (Doc ID 1918620.1)<\/strong>&#8220;.<\/p>\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/swiv.com.br\/wp-content\/uploads\/2022\/07\/image-476.png\" alt=\"\" class=\"wp-image-8325\"\/><\/figure>\n\n\n\n<p>Como causa do problema, temos:<\/p>\n\n\n<blockquote class=\"\\&quot;wp-block-quote\\&quot;\">\n<p>Due to unpublished\u00a0<a rel=\"\\&quot;noreferrer noopener\" noopener=\"\" href=\"\/\/support.oracle.com\/epmos\/faces\/BugDisplay?parent=DOCUMENT&amp;sourceId=1918620.1&amp;id=19031737\\&quot;\" target=\"\\&quot;_blank\\&quot;\">bug\u00a019031737<\/a><\/p>\n<\/blockquote>\n\n\n<p>Como solu\u00e7\u00e3o, caso esta \u00e1rea possua mais de 2GB (que era o meu caso), bastava ignorar o warning e seguir a instala\u00e7\u00e3o. Realmente constatei que o cluster foi criado sem problemas.<\/p>\n\n\n<blockquote class=\"\\&quot;wp-block-quote\\&quot;\">\n<p>Since the size of \/dev\/shm is bigger than 2GB, the warning can be ignored.<\/p>\n<\/blockquote>\n\n\n<p>Sobre o bug, n\u00e3o foi poss\u00edvel coletar mais dados, j\u00e1 que o mesmo tem o status de &#8220;unpublished&#8221;:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/swiv.com.br\/wp-content\/uploads\/2022\/07\/image-477.png\" alt=\"\" class=\"wp-image-8326\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Artigo curto e pontual, mas que pode economizar um bom tempo de investiga\u00e7\u00e3o. Estava realizando a instala\u00e7\u00e3o de um Oracle Clusterware vers\u00e3o 12.1.0.2 em 2 nodes Oracle Linux 7.7, e durante a etapa de check dos pr\u00e9-requisitos, o seguinte warning era reportado: Nos detalhes, t\u00ednhamos: De modo quase que autom\u00e1tico, seguimos as instru\u00e7\u00f5es do pr\u00f3prio [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[14],"class_list":["post-1288","post","type-post","status-publish","format-standard","hentry","category-clustering","tag-clustering"],"_links":{"self":[{"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/posts\/1288","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/comments?post=1288"}],"version-history":[{"count":1,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/posts\/1288\/revisions"}],"predecessor-version":[{"id":9299,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/posts\/1288\/revisions\/9299"}],"wp:attachment":[{"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/media?parent=1288"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/categories?post=1288"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/swiv.com.br\/index.php\/wp-json\/wp\/v2\/tags?post=1288"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}