A Red Hat High Availability cluster forms a new full membership immediately after token loss without fencing a cluster node

Solution Verified - Updated -

Issue

  • corosync reports token loss for a given node. Then a new membership forms with that node present, and fencing is not attempted.
  • A pacemaker cluster can recover from extremely short periods of token loss without fencing a node.

Environment

  • Red Hat Enterprise Linux 7 (with the High Availability Add-on)
  • Red Hat Enterprise Linux 8 (with the High Availability Add-on)

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