Asm Health Checker Found 1 New Failures Updated Jun 2026

: For RAC environments, use crsctl to check if resources are in an INTERMEDIATE or OFFLINE state: $ crsctl stat res -t Summary Table: Failure Indicators Potential Meaning ORA-15130 Disk group is being dismounted (often due to I/O failure). ORA-15040 Disk group is incomplete/missing member disks. GMON dumping

ASM Health Checker is a vital tool for database administrators, as it helps ensure the reliability, performance, and security of the database. By regularly checking ASM's health, administrators can detect potential issues before they become critical problems, minimizing downtime and data loss. ASM Health Checker monitors various aspects of ASM, including disk availability, space usage, and data consistency. This proactive approach enables administrators to take corrective actions, maintaining optimal database performance and security. asm health checker found 1 new failures updated

| Scenario | Recommended Action | |----------|--------------------| | | Ignore if expected; check after maintenance. | | Single disk failure | Replace or re-add disk: alter diskgroup DATA online disk 'DATA_0001'; | | Multiple disks in same failure group | Investigate storage/LUN path issues urgently. | | After power/storage event | Run asmcmd health check again; verify redundancy. | : For RAC environments, use crsctl to check

: In a RAC environment, network or heartbeat failures between nodes can trigger ASM health alerts. | : In a RAC environment