Sources of Diagnostic Information

The directory /var/cluster/ucmm contains the following sources of diagnostic information:

• Core files

• Log files that provide the following information:

  • Details of userland cluster membership monitor (UCMM) reconfigurations

  • Time-out settings

  • Events that are logged by the UNIX Distributed Lock Manager (Oracle UDLM)

The directory /var/opt/SUNWscor/oracle_server contains log files for the Oracle RAC server resource.

The system messages file also contains diagnostic information.

If a problem occurs with Sun Cluster Support for Oracle Real Application Clusters, consult these files to obtain information about the cause of the problem.