{"id":1637,"date":"2011-11-07T02:11:03","date_gmt":"2011-11-07T07:11:03","guid":{"rendered":"http:\/\/bucktownbell.com\/?p=1637"},"modified":"2011-11-07T01:43:30","modified_gmt":"2011-11-07T07:43:30","slug":"fencing-and-stonith","status":"publish","type":"post","link":"http:\/\/bucktownbell.com\/?p=1637","title":{"rendered":"Fencing and Stonith"},"content":{"rendered":"<blockquote><p>Fencing is a very important concept in computer clusters for HA (High Availability). Unfortunately, given that fencing does not offer a visible service to users, it is often neglected.<\/p>\n<p>Fencing may be defined as a method to bring an HA cluster to a known state. But, what is a &#8220;cluster state&#8221; after all? To answer that question we have to see what is in the cluster.<\/p><\/blockquote>\n<p>via <a href=\"http:\/\/www.clusterlabs.org\/doc\/crm_fencing.html\">Fencing and Stonith<\/a>.<\/p>\n<blockquote>\n<h2 id=\"_stonith_shoot_the_other_node_in_the_head\">STONITH (Shoot The Other Node In The Head)<\/h2>\n<\/blockquote>\n<div>\n<blockquote><p>Stonith is our fencing implementation. It provides the node level fencing.<\/p><\/blockquote>\n<p>Gotta love how they come up with those acronyms.\u00a0 \ud83d\ude42<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Fencing is a very important concept in computer clusters for HA (High Availability). Unfortunately, given that fencing does not offer a visible service to users, it is often neglected. Fencing may be defined as a method to bring an HA &hellip; <a href=\"http:\/\/bucktownbell.com\/?p=1637\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[284],"tags":[51,62],"class_list":["post-1637","post","type-post","status-publish","format-standard","hentry","category-servers","tag-clustering","tag-high-availability"],"_links":{"self":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts\/1637","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1637"}],"version-history":[{"count":2,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts\/1637\/revisions"}],"predecessor-version":[{"id":1639,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts\/1637\/revisions\/1639"}],"wp:attachment":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1637"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1637"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1637"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}