Asm Health Checker Found 1 New Failures Updated
Here's a sample output from a health check report that identified a corruption:
The system automatically launches targeted health checks based on the problem type:
Relying solely on the alert log to discover problems is reactive. A better approach is to ASM health using a combination of tools and automated checks. asm health checker found 1 new failures updated
Implement automated parsing of the ASM alert log to catch health checker messages as soon as they occur, allowing you to respond before the problem escalates.
Replace HM_RUN_XXXXX with the actual run name from the query above. The report will list each , its priority (CRITICAL, HIGH, etc.), and a detailed message explaining the corruption or inconsistency. Here's a sample output from a health check
Look for the FAILURE_TYPE and FAILURE_STATUS columns. This will tell you if the issue is a disk offline, a corruption block, or a network issue (in the case of ASM on Exadata or Extended Distance clusters).
$ asmcmd health check ... FAILURE: Disk group DATA – Disk DATA_0002 is offline ... Replace HM_RUN_XXXXX with the actual run name from
: A physical disk or LUN becomes inaccessible, or a write error occurs that ASM cannot recover from through mirroring.
Path: /u01/app/oracle/diag/asm/+asm/ /trace/alert_ .log .
