ORA-600 [kfnsInstanceReg00] and long waits on "ASM FILE METADATA OPERATION"

(Doc ID 1480320.1)

Last updated on AUGUST 03, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 to 11.2.0.1 [Release 10.2 to 11.2]
Information in this document applies to any platform.

Symptoms

 

Cluster hang. Found ASM instance had client cleanup delayed warnings and ORA-600 [kfnsInstanceReg00] errors.

 

There are multiple oracle DB home installations.
The client for which cleanup was delayed (corresponding DBs' oracle home installation) is lesser than 11.2.0.2 or without the fix for 8299200.

 

Cause

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