Here’s a structured feature implementation for — suitable for a monitoring or alerting system.
[ASM Alert Log Warning] │ ▼ 1. Scan ADRCI for ORA- Errors ──► Identify affected Disk Group │ ▼ 2. Check ASM Disk Status ────────► Isolate OFFLINE/UNKNOWN disks │ ▼ 3. Run OS Storage Audits ────────► Diagnose SAN paths & Multipathing │ ▼ 4. Remap Blocks / Re-label ──────► Restore physical/logical volume │ ▼ 5. Monitor ASM Rebalance ────────► Verify data resilvering completes Step 1: Extract Diagnostic Trace Files asm health checker found 1 new failures
The V$ASM_OPERATION view displays rows for every active, long-running operation in the ASM instance, including rebalances. If one is in progress, a query like SELECT * FROM V$ASM_OPERATION WHERE OPERATION LIKE 'REBAL' can show its current STATE (e.g., RUN or WAIT), progress, and estimated time to completion. long-running operation in the ASM instance