Asm Health Checker Found 1 New Failures Updated Repack -

[Insert Date] Host/Cluster: [Insert Environment Name] Severity: Warning / Critical (as applicable)

Are you experiencing this alert on an or a standard Oracle RAC cluster ? Share public link

This specific notification usually indicates that an automated tool—like the Oracle Autonomous Health Framework (AHF) F5 BIG-IP ASM —has detected a change in your system's health status.

If an operation is hanging, you may need to investigate the underlying I/O subsystem. 4. Run a Manual Check (The "Check" Command) asm health checker found 1 new failures updated

A temporary network glitch or storage array hiccup that caused an I/O to fail.

When the checker reports a "new failure," it typically means it has detected inconsistencies in the ASM metadata (e.g., File Directory, Allocation Table) or a persistent I/O error that it couldn't resolve automatically. 1. Initial Diagnostic Steps

Recommended immediate steps (triage checklist) ORA-15080 Metadata Corruption Power outage

Verify if the diskgroup is mounted, dismounted, or in the process of dismounting (ORA-15130).

To get a detailed report of a specific health check, use the following SQL query:

The Automatic Storage Management (ASM) health check utility has identified since the last successful check. This report details the failure and recommended actions. asm health checker found 1 new failures updated

This message is a summary alert generated by Oracle's health monitoring. Common triggers include:

The "1 new failure" usually falls into one of four categories: Failure Category Common Root Cause Typical Error Code Lost paths to storage (Mpath/SAN failure) ORA-15032 , ORA-15080 Metadata Corruption Power outage, abrupt shutdowns, bugs ORA-15130 , ORA-15042 Space Exhaustion Archive logs or backups filling up disk groups ORA-15041 Permission/Ownership Misconfigured /dev/oracleasm or Udev rules ORA-15025 Step 3: Run Manual Verification Commands

Run the following command in the ASM instance to see which group is affected:

The ASM health checker does not just detect failures — it .

ls -al /dev/oracleasm/disks/ # Or for UDEV: ls -al /dev/mapper/ Use code with caution.