{"id":617,"date":"2012-09-04T18:11:20","date_gmt":"2012-09-05T00:11:20","guid":{"rendered":"http:\/\/benincosa.com\/blog\/?p=617"},"modified":"2014-11-19T11:24:33","modified_gmt":"2014-11-19T17:24:33","slug":"fabric-interconnect-failover-tests","status":"publish","type":"post","link":"https:\/\/benincosa.com\/?p=617","title":{"rendered":"Fabric Interconnect Failover tests"},"content":{"rendered":"<p>The default timeout for failover of a UCS fabric Interconnect is 5 seconds. Want to change that?\u00a0<a href=\"http:\/\/www.cisco.com\/web\/techdoc\/ucs\/reference\/tree\/b\/commands\/set_failover_timeout.html\"><strong>Check this out<\/strong><\/a>.<\/p>\n<p>If you fail over the primary fabric interconnect (which UCS manager will be running on) you\u2019ll be logged out of UCS manager.\u00a0\u00a0No worry, just wait 5 seconds and log back in.\u00a0\u00a0You\u2019ll be up on the primary.<\/p>\n<p>When you fail over both of them to test, make sure your HA is back up and running before failing one of them over.\u00a0\u00a0Just log in via SSH:<\/p>\n<pre>connect local-mgmt\r\nshow cluster stat\r\nA: UP, PRIMARYB: UP, SUBORDINATE\r\nHA READY<\/pre>\n<p>This will tell you that the cluster is ready.\u00a0\u00a0At this point you should be able to unplug one of the Fabric Interconnects to test that failover works.<\/p>\n<p>When they come back on line, you may want to change who the primary Fabric Interconnect is.\u00a0\u00a0To do this, once again, SSH into the fabric interconnect:<\/p>\n<pre>connect local-mgmt<\/pre>\n<pre>cluster lead a<\/pre>\n<p>Once, we didn\u2019t let the HA get ready and we had to run cluster force primary to make sure the subordinate (who hadn\u2019t been synced yet) become the primary.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The default timeout for failover of a UCS fabric Interconnect is 5 seconds. Want to change that?\u00a0Check this out. If you fail over the primary fabric interconnect (which UCS manager will be running on) you\u2019ll be logged out of UCS manager.\u00a0\u00a0No worry, just wait 5 seconds and log back in.\u00a0\u00a0You\u2019ll be up on the primary&#8230;.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/benincosa.com\/index.php?rest_route=\/wp\/v2\/posts\/617"}],"collection":[{"href":"https:\/\/benincosa.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/benincosa.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/benincosa.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/benincosa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=617"}],"version-history":[{"count":3,"href":"https:\/\/benincosa.com\/index.php?rest_route=\/wp\/v2\/posts\/617\/revisions"}],"predecessor-version":[{"id":2770,"href":"https:\/\/benincosa.com\/index.php?rest_route=\/wp\/v2\/posts\/617\/revisions\/2770"}],"wp:attachment":[{"href":"https:\/\/benincosa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=617"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/benincosa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=617"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/benincosa.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=617"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}