Slow Dequeue Using JMS Message Selectors

(Doc ID 849986.1)

Last updated on MAY 05, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.3 and later
Information in this document applies to any platform.

Symptoms

Customer has a single consumer queue table .

This queue uses SYS.AQ$_JMS_OBJECT_MESSAGE.


Several processes enqueue messages into the queue at the same time and others dequeue from it. Dequeue ratio is significally smaller than expected.

Cause

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