Cluster nodes were rebooted and cman service does not start because openais is started before cman in a RHEL 5 High Availability cluster

Solution Verified - Updated -

Issue

  • Nodes unable to join cluster after reboot
  • cman failed to start during cluster startup

  • The following messages appear in /var/log/messages during cman start up:

    openais[2473]: [MAIN ] ERROR: Could not bind AF_UNIX: Address already in use
[...]
openais[2473]: [MAIN ] ERROR: Could not accept Library connection: Invalid argument

Environment

  • Red Hat Enterprise Linux (RHEL) 5 with the High Availability Add On
  • openais chkconfig'd on on one or more nodes

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