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Database open stuck on 'resmgr:cpu quantum' wait after setting the resource manager plan. (Doc ID 2143639.1)

Last updated on MARCH 03, 2022

Applies to:

Oracle Database - Enterprise Edition - Version to [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 Backup Service - Version N/A and later
Information in this document applies to any platform.


Database instance startup operation hangs on 'resmgr:cpu quantum' wait.

The hang analyz and systemstate dump collected to diagnose the issue would indicate that the session that runs the 'alter database open' command was stuck on 'resmgr:cpu quantum' wait.



 Enable the resource manager plan.


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