{"id":1750,"date":"2015-07-27T21:12:43","date_gmt":"2015-07-28T00:12:43","guid":{"rendered":"http:\/\/www.dbarj.com.br\/?p=1750"},"modified":"2015-07-27T21:12:43","modified_gmt":"2015-07-28T00:12:43","slug":"ocm-11g-preparation-implement-asm-failure-groups","status":"publish","type":"post","link":"https:\/\/www.dbarj.com.br\/en\/2015\/07\/ocm-11g-preparation-implement-asm-failure-groups\/","title":{"rendered":"OCM 11g Preparation &#8211; Implement ASM failure groups"},"content":{"rendered":"<p>Failure groups is a way to implement some kind of RAID protection in your diskgroups. Its very useful when you want to guarantee an extra protection and turn on hot swap of your disks without an extra cost of an storage system.<\/p>\n<p>Honestly, every company that I&#8217;ve worked avoided this protection as we had this implemented at the storage layer.<\/p>\n<p>Practice here:<\/p>\n<ul>\n<li>Create a normal\/high diskgroup.<\/li>\n<li>Clean one disk of your diskgroup with &#8220;dd&#8221; and try to recover it.<\/li>\n<li>Drop\/Add disks and play with rebalance power.<\/li>\n<\/ul>\n<p><strong>Path to Documentation<\/strong>:<\/p>\n<p><span style=\"color: #800000;\">Automatic Storage Management Administrator&#8217;s Guide -&gt; 4 Administering Oracle ASM Disk Groups<\/span><\/p>\n<br>\r\nClick here to go back to the <a title=\"OCM 11g Preparation\" href=\"\/?page_id=923\">Main OCM 11g Preparation<\/a> page.\r\n<br><br>\r\nHave you enjoyed? Please leave a comment or give a \ud83d\udc4d!\n<div class='watch-action'><div class='watch-position align-left'><div class='action-like'><a class='lbg-style2 like-1750 jlk' href='javascript:void(0)' data-task='like' data-post_id='1750' data-nonce='de4404f630' rel='nofollow'><img class='wti-pixel' src='https:\/\/www.dbarj.com.br\/wp-content\/plugins\/wti-like-post\/images\/pixel.gif' title='Like' \/><span class='lc-1750 lc'>+1<\/span><\/a><\/div><\/div> <div class='status-1750 status align-left'><\/div><\/div><div class='wti-clear'><\/div>","protected":false},"excerpt":{"rendered":"<p>Failure groups is a way to implement some kind of RAID protection in your diskgroups. Its very useful when you want to guarantee an extra protection and turn on hot swap of your disks without an extra cost of an storage system. Honestly, every company that I&#8217;ve worked avoided this protection as we had this &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"https:\/\/www.dbarj.com.br\/en\/2015\/07\/ocm-11g-preparation-implement-asm-failure-groups\/\">Continue reading<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-1750","post","type-post","status-publish","format-standard","hentry","category-ocm11g-en","item-wrap"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>OCM 11g Preparation - Implement ASM failure groups - DBA - Rodrigo Jorge - Oracle Tips and Guides<\/title>\n<meta name=\"description\" content=\"Implement ASM failure groups for Oracle OCM 11g Certification\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.dbarj.com.br\/en\/2015\/07\/ocm-11g-preparation-implement-asm-failure-groups\/\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"DBA RJ\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.dbarj.com.br\\\/en\\\/2015\\\/07\\\/ocm-11g-preparation-implement-asm-failure-groups\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.dbarj.com.br\\\/en\\\/2015\\\/07\\\/ocm-11g-preparation-implement-asm-failure-groups\\\/\"},\"author\":{\"name\":\"DBA RJ\",\"@id\":\"https:\\\/\\\/www.dbarj.com.br\\\/en\\\/#\\\/schema\\\/person\\\/28a44ca3a6633fe4156ad1ea209d40a9\"},\"headline\":\"OCM 11g Preparation &#8211; 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