DB Instance Restarted Automaticaly with Media Failure Error ( ORA-01114 )
(Doc ID 1545159.1)
Last updated on AUGUST 20, 2023
Applies to:
Oracle Database - Enterprise Edition - Version 11.2.0.2 and laterOracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
Database Instance crashed with the following errors
error 63999 detected in background process
ORA-63999: data file suffered media failure
ORA-01114: IO error writing block to file 36 (block # 2667902)
ORA-01110: data file 36: '+<DGNAME>/<DB_NAME>/datafile/gc.257.753999919'
ORA-63999: data file suffered media failure
ORA-01114: IO error writing block to file 36 (block # 2667902)
ORA-01110: data file 36: '+<DGNAME>/<DB_NAME>/datafile/gc.257.753999919'
You have the following checks:
a. dbv on datafiles did not give any block corruption
b. RMAN validate reported zero corrupted blocks
c. OS logs did not report any IO errors
d. ASM alert logs also shows good and diskgroups were mounted
e. Diskgroup check did not dismount the diskgroup
Changes
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |