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ORA-600[kfk_iodone_ufs3], ORA-15310 raised in ASM I/O path Reported by Database Instance (Doc ID 1534923.1)

Last updated on SEPTEMBER 16, 2021

Applies to:

Oracle Database - Enterprise Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.


Environment:  non-RAC -- GI & Database PSU (gi_home) -- GI & Database PSU (db_home)  -- AIX 6.1

Sporadic errors from Parallel Query (Px) database processes occur after migrating database release to 11.2 (from

These errors cause the process to crash, however does not crash the database instance, nor any issues are reported by the ASM instance (where the database stores its files).

Additional information: The resultant trace files are large and could cause the file system to filled up and run out of available space.


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