How to use "influence" option in pacemaker cluster?

Solution Verified - Updated -

Issue

  • With a colocation constraint set between primary resource & dependent resource, how to achieve that primary resource does not relocate if failure is reported only on dependent resource?
  • How to use the influence option of pacemaker cluster from RHEL 8.4 and above?

Environment

  • Red Hat Enterprise Linux 8.4 and above
  • Red Hat Enterprise Linux 9
  • High Availability Add-On
  • Pacemaker Cluster

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