My Oracle Support Banner

ODA Oracle Database Appliance Can Have Excessive ASM Trace File Generation KgfmReadOak Bug 19605498 (Doc ID 2314638.1)

Last updated on MARCH 03, 2019

Applies to:

Oracle Database Appliance - Version All Versions to All Versions [Release All Releases]
Oracle Database Appliance Software - Version 2.1.0.1 to 12.2.1.4 [Release 2.1 to 12.2]
Information in this document applies to any platform.

Symptoms

Using the Oracle Database Appliance (ODA)

Excessive ASM trace file generation including thousands of files being generated each hour.
This can show in forms of higher than expected CPU as well as rapid storage growth which can also result in out of space / storage if left unattended ( by removing the files)

cd /u01/app/grid/diag/asm/+asm/<SID>/trace/
 

e.g. for the ODA one of the two directories

Inspection of the files will reveal that they include constant references to kgfmReadOak which is reading in OAK configuration information into memory structures
These excessive foreground traces generated during OAK configuration reads can be confirmed using the following query:

Cause

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

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


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