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Pmon Spins While Cleaning Dead Process (Doc ID 1130713.1)

Last updated on JANUARY 30, 2022

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 10.2 to 11.1]
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 Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.


The issue is reported when a session is killed concurrently while PMON is attempting to clean up a dead process and PMON ends up in infinite spin. As PMON spins, it is not able to perform other work such as cleaning up other sessions.




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