Oracle RAC cluster nodes are running on Red Hat Enterprise Linux rebooted unexpectedly
Issue
- Oracle clustered servers rebooted unexpectedly. Below are the logs from /var/log/messages.
Mar 5 02:58:00 server logger: Oracle CSSD failure 134.
Mar 5 02:58:00 server logger: Oracle CRS failure. Rebooting for cluster integrity.
Mar 5 02:58:00 server su(pam_unix)[29052]: session closed for user oracle
Mar 5 02:58:00 server logger: Oracle clsomon failed with fatal status 12.
Mar 5 02:58:01 server logger: Oracle CRS failure. Rebooting for cluster integrity.
Environment
- Red Hat Enterprise Linux
- Oracle RAC cluster
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