Storage Foundation for Oracle® RAC 7.4.1 Administrator's Guide - Linux
- Section I. SF Oracle RAC concepts and administration
- Overview of Storage Foundation for Oracle RAC
- About Storage Foundation for Oracle RAC
- Component products and processes of SF Oracle RAC
- About Virtual Business Services
- Administering SF Oracle RAC and its components
- Administering SF Oracle RAC
- Starting or stopping SF Oracle RAC on each node
- Administering VCS
- Administering I/O fencing
- About the vxfentsthdw utility
- Testing the coordinator disk group using the -c option of vxfentsthdw
- About the vxfenadm utility
- About the vxfenclearpre utility
- About the vxfenswap utility
- Administering the CP server
- Administering CFS
- Administering CVM
- Changing the CVM master manually
- Administering Flexible Storage Sharing
- Backing up and restoring disk group configuration data
- Administering SF Oracle RAC global clusters
- Administering SF Oracle RAC
- Overview of Storage Foundation for Oracle RAC
- Section II. Performance and troubleshooting
- Troubleshooting SF Oracle RAC
- About troubleshooting SF Oracle RAC
- Troubleshooting I/O fencing
- Fencing startup reports preexisting split-brain
- Troubleshooting CP server
- Troubleshooting server-based fencing on the SF Oracle RAC cluster nodes
- Issues during online migration of coordination points
- Troubleshooting Cluster Volume Manager in SF Oracle RAC clusters
- Troubleshooting CFS
- Troubleshooting interconnects
- Troubleshooting Oracle
- Troubleshooting ODM in SF Oracle RAC clusters
- Prevention and recovery strategies
- Tunable parameters
- Troubleshooting SF Oracle RAC
- Section III. Reference
SF Oracle RAC log files
Table: List of log files lists the various log files and their location. The log files contain useful information for identifying issues and resolving them.
Table: List of log files
Log file | Location | Description |
---|---|---|
Oracle installation error log | oraInventory_path\ /logs/\ installActionsdate_time.log | Contains errors that occurred during Oracle RAC installation. It clarifies the nature of the error and when it occurred during the installation. Note: Verify if there are any installation errors logged in this file, since they may prove to be critical errors. If there are any installation problems, send this file to Tech Support for debugging the issue. |
Oracle Clusterware/Grid Infrastructure logs | For Oracle RAC 11g Release 2 and 12c: $GRIDHOME/log/node_name For Oracle RAC 12.1.0.2 or later: $GRIDBASE/diag/crs/node_name/crs/trace | Contains messages pertinent to the health of the clusterware. |
Oracle alert log | $ORACLE_BASE/diag/rdbms/db_name/\ instance_name/trace/alert_instance_name.log The log path is configurable. | Contains messages and errors reported by database operations. |
VCS engine log file | /var/VRTSvcs/log/engine_A.log | Contains all actions performed by the high availability daemon had. Note: Verify if there are any CVM or PrivNIC errors logged in this file, since they may prove to be critical errors. |
CVM log files | /var/adm/vx/cmdlog /var/adm/vx/ddl.log /var/adm/vx/translog /var/adm/vx/dmpevents.log /var/VRTSvcs/log/engine_A.log | The cmdlog file contains the list of CVM commands. For more information on collecting important CVM logs: |
VCS agent log files | /var/VRTSvcs/log/agenttype_A.log where agenttype is the type of the VCS agent. For example, the log files for the CFS agent can be located at: /var/VRTSvcs/log/CFSMount_A.log | Contains messages and errors related to the agent functions. For more information, see the Storage Foundation Administrator's Guide. |
OS system log | /var/log/messages | Contains messages and errors arising from operating system modules and drivers. |
I/O fencing kernel logs | /var/VRTSvcs/log/vxfen/vxfen.log Obtain the logs by running the following command: # /opt/VRTSvcs/vxfen/bin/\ vxfendebug -p | Contains messages, errors, or diagnostic information for I/O fencing. |
VCSMM log files | /var/VRTSvcs/log/vcsmmconfig.log | Contains messages, errors, or diagnostic information for VCSMM. |