Query Intermittently Spins on CPU in Function kkscsFindMatchingRange()
(Doc ID 1949350.1)
Last updated on FEBRUARY 14, 2019
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 to 126.96.36.199 [Release 11.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
- Query intermittently spins on CPU, but most of the time runs OK without spinning.
- The execution plan is good and does not change when the problem is hit.
- Errorstacks of the spinning process show that it is stuck in the function kkscsFindMatchingRange(). Call stack in the trace file :
No actual changes.
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