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 11.2.0.3 to 12.1.0.2 [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.
Symptoms
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.
Changes
Enable the resource manager plan.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |