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ODA X5-2: When Using DB Flash Cache on RAC, Instance May Crash With ORA-600 [kjbrchkpkeywait:timeout] (Doc ID 2075831.1)

Last updated on JANUARY 07, 2024

Applies to:

Oracle Database Appliance X5-2 - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.

Symptoms

At 12c RAC when db_flash_cache_size setting is not zero, the database may hit ORA-00600 [KJBRCHKPKEYWAIT:TIMEOUT] causing an instance crash.

In the related incident trace file we can find:

 

 On ODA X5-2 scripts can enable db_flash_cache by default when using oakcli create database.
 

Changes

 Usage of FLASH storage can lead to Lock not being cleared.

Cause

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