Galera is down on two control nodes and nodes are not able to join the galera cluster

Solution Verified - Updated -

Issue

  • Galera is down on two control nodes and nodes are not able to join the galera cluster.
  • Galera service has failed on controllers 2 and 3, but running on Controller 1, followed the Red Hat existing knowledge based solutions, link1 and link2 but no luck.

Environment

  • Red Hat OpenStack

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