: If the ASM disk group hosts the Cluster Registry (OCR) or Voting Disks, a failure can cause node evictions or cluster instability. Storage Latency/I/O Timeouts
Troubleshooting "ASM Health Checker Found 1 New Failures" in Oracle RAC asm health checker found 1 new failures
If you want to isolate the exact cause of your alert, please tell me: : If the ASM disk group hosts the
The most frequent cause is a physical I/O error or a "Write Failed" event on an ASM disk. Step-by-Step Triage and Diagnostics
Demystifying the Oracle Alert Log Error: "ASM Health Checker Found 1 New Failures"
ALTER DISKGROUP DATA ONLINE DISK 'DATA_0001' POWER 3; -- wait for rebalance to complete SELECT * FROM v$asm_operation;
Inability to write heartbeats to the Primary Status Table (PST) located on the ASM disks, leading to an immediate "dirty detach" process. Step-by-Step Triage and Diagnostics