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Solaris Cluster if Rebooting or Shutdown Node/Server/System or Private Network Switch it is Panic with "Cluster lost operational quorum" or "CMM aborting" after Interconnect is "being drained" (Doc ID 1614826.1)

Last updated on OCTOBER 07, 2019

Applies to:

Solaris Cluster - Version 4.0 and later
Solaris Cluster Geographic Edition - Version 4.0 and later
Oracle Solaris on SPARC (64-bit)
Oracle Solaris on x86-64 (64-bit)


The issue was observed in a 2-node Solaris Cluster if a node was rebooted or shutdown. During the shutdown one of the cluster nodes panic with
"CMM: Cluster lost operational quorum; aborting.".
It could be the node that was shutdown or the other node that panic.

Example1 of the messages of the node that panic while the other node was shutdown:





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