Concurrent Requests stay Pending / Standby and Inactive/No Manager forever ; Concurrent Manager Up but does not process requests ; (Doc ID 2083388.1)

Last updated on MARCH 08, 2017

Applies to:

Oracle Concurrent Processing - Version 11.5.10.2 to 12.2.5 [Release 11.5 to 12.2]
Information in this document applies to any platform.

Symptoms

Concurrent Requests stay in Inactive/No Manager (or) Pending / Standby forever . It was found that the Concurrent Manager up and running. Only few long-running concurrent requests were being processed. But it does not process pick-up any new requests leaving them all the remaining request in hang status. If you cancel long-running concurrent requests, then all of them complete quickly.

Cause

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