crm_master
utility. This tool automatically detects both the resource and host and should be used to set a preference for being promoted. Based on this, master-max
, and master-node-max
, the instance(s) with the highest preference will be promoted.
Example 10.11. Explicitly preferring node1 to be promoted to master
<rsc_location id="master-location" rsc="myMasterRsc"> <rule id="master-rule" score="100" role="Master"> <expression id="master-exp" attribute="#uname" operation="eq" value="node1"/> </rule> </rsc_location>