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Asm Health Checker Found 1 New Failures Updated May 2026

Essay: Interpreting "ASM Health Checker Found 1 New Failures Updated"

Data Integrity Check:

If you are using External Redundancy , a single disk failure can make the entire disk group unrecoverable ("toast").

SELECT name, state, type, total_mb, free_mb, offline_disks FROM v$asm_diskgroup; asm health checker found 1 new failures updated

Step 1: Query the Health Check View

Log in to the ASM instance via SQL*Plus and query the internal view to see exactly what the checker found: Essay: Interpreting "ASM Health Checker Found 1 New

• Provide a succinct status: what failed, impact, and actions taken.
• Use clear timelines: when it was detected, when mitigations started, and current state.
• Share next steps: planned fixes, expected ETA, and follow-up (RCA, fixes, testing).

The message ASM Health Checker found 1 new failures means the Oracle ASM background diagnostic engine detected a serious disk, disk group, or storage accessibility issue.

Instant Fix for Oracle ASM Disk Failures When this error appears in the ASM alert log, it is usually preceded by underlying I/O dropouts or timeout warnings. This requires immediate DBA intervention to prevent data loss or complete cluster eviction. 🛠️ Root Causes of the ASM Failure Alert Provide a succinct status: what failed, impact, and