Sometimes when using Pacemaker/Corosync-based cluster you can see warning message in crm_mon output: Failed actions: drbd_mysql:0_promote_0 (node=node2.cluster.org, call=11, rc=-2, status=Timed Out): unknown exec error To clean it up you can use command crm_resource which checks health of resources: [root@node1 ~]# crm_resource -P Waiting for 1 replies from the CRMd. OK [root@node1 ~]# To check [...]
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