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12c: Resmgr:pq Queued Issue With Sql Developer (Doc ID 1962941.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


When trying to connect to a pdb using sql developer and toad you see wait events on "resmgr:pq queued" indefinitely. Using sqlplus works fine.

What can be done to resolve the resmgr:pq queued wait message?


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