Asm Health Checker Found 1 New Failures Updated Today

ALTER DISKGROUP data CHECK ALL;

Look for "Write Failed" or "I/O error" warnings to see if a physical disk has dropped. asm health checker found 1 new failures updated

. Depending on your specific infrastructure, this usually refers to either F5 BIG-IP Application Security Manager (ASM) Oracle Automatic Storage Management (ASM) 1. F5 BIG-IP ASM (Application Security Manager) In the context of F5, this message likely stems from the BIG-IP system health monitoring ALTER DISKGROUP data CHECK ALL; Look for "Write

When you see in the ASM alert log, follow this systematic diagnostic procedure. F5 BIG-IP ASM (Application Security Manager) In the

ASM background process is capturing diagnostic data after a failure.

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).

Look for any disks where the header_status is CANDIDATE (instead of MEMBER ) or mode_status is OFFLINE . 3. Check for Ongoing Rebalances