My Oracle Support Banner

Unable to mount ASM diskgroup due to LGWR caught ORA-15133 and ORA-00600 [KFGFINALIZE_2] (Doc ID 1548801.1)

Last updated on DECEMBER 20, 2022

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 10.2 to 11.2]
Oracle Database - Standard Edition - Version to [Release 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.


When attempting to mount a diskgroup on one node, the following errors are seen:

NOTE: cache opening disk 0 of grp 4: (already open) <DATA> path:/dev/oracleasm/disks/<disk>
NOTE: F1X0 found on disk 0 au 2 fcn 0.0
NOTE: cache mounting (not first) (retry) external redundancy group 4/0xF0991004 (DATA)
NOTE: LGWR attempting to mount thread 3 for diskgroup 4 (DATA)
NOTE: LGWR found thread 3 open ckpt=7.1036 - signalling ORA-15133
NOTE: LGWR caught ORA-15133 while mounting diskgroup 4
WARNING: instance recovery required during mount
Errors in file /u01/app/oracle/diag/asm/+asm/+ASM1/trace/+ASM1_ora_30509.trc  (incident=43705):
ORA-00600: internal error code, arguments: [kfgFinalize_2], [], [], [], [], [], [], [], [], [], [], []


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.