RHEL 6 High Availability or Resilient Storage cluster shows non-existent estranged nodes in clustat output, or has "Received message has invalid digest... ignoring. " messages in logs
Issue
- Cluster node flooded with the following messages in
/var/log/messages:
Jan 24 04:08:25 node1 openais[743]: [MAIN ] Invalid packet data
Jan 24 04:08:25 node1 openais[743]: [MAIN ] Received message has invalid digest... ignoring.
Jan 24 04:08:25 node1 openais[743]: [MAIN ] Invalid packet data
Jan 24 04:08:26 node1 openais[743]: [MAIN ] Received message has invalid digest... ignoring.
- Clustat output shows estranged nodes in the node list that aren't a part of the cluster:
Cluster Status for test-cluster @ Wed Oct 7 10:18:38 2009
Member Status: Quorate
Member Name ID Status
------ ---- ---- ------
node1.test 2 Online, Local
node2.test 1 Online
node7.prod 7 Offline, Estranged
- Cluster showing odd behavior such as pulling the wrong configuration, or configuration version number when using cman_tool or other synchronization mechanism:
Environment
- Red Hat Enterprise Linux Server 5 (with the High Availability Add on)
- Red Hat Enterprise Linux Server 6 (with the High Availability Add on)
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