Asm — Health Checker Found 1 New Failures Updated

Intermittent loss of connectivity to the SAN/LUNs causes heartbeat timeout warnings (e.g., Waited 15 secs for write IO ).

When your ASM instance registers a failure, use this sequence of administrative tasks to evaluate and fix the problem. 1. Locate the Relevant Trace Files asm health checker found 1 new failures updated

The disk group has dropped offline. This indicates a loss of disk quorum. 3. Check for Ongoing Rebalance Operations Intermittent loss of connectivity to the SAN/LUNs causes

Run the following SQL query within the SQL*Plus environment of the affected ASM instance to identify the disk group's operational mode: asm health checker found 1 new failures updated