ORA-7445 [ksfd_odmrqfil()+800] [SIGSEGV] After Disabling dNFS
(Doc ID 2425257.1)
Last updated on OCTOBER 18, 2019
Applies to:
Oracle Database Cloud Schema Service - Version N/A and laterOracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
Occasional ORA-7445 [ksfd_odmrqfil()+800] [SIGSEGV] errors are encountered in different oracle processes.
Eventually, DB instance went down when CKPT process received ORA-7445 [ksfd_odmrqfil()+800] [SIGSEGV] error.
Trace file indicates following call stack.
Changes
dNFS was disabled (i.e. make -f ins_rdbms.mk dnfs_off) while the instance was running.
Cause
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In this Document
Symptoms |
Changes |
Cause |
Solution |