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From "Timothy Bish (JIRA)" <>
Subject [jira] [Closed] (AMQ-2787) ActiveMQ.Advisory.TempQueue dequeueCount is 0
Date Mon, 11 Jul 2011 21:18:00 GMT


Timothy Bish closed AMQ-2787.

    Resolution: Cannot Reproduce

Tried some tests and could not reproduce this, reopen if you can provide a unit test that
demonstrates the issue

> ActiveMQ.Advisory.TempQueue dequeueCount is 0
> ---------------------------------------------
>                 Key: AMQ-2787
>                 URL:
>             Project: ActiveMQ
>          Issue Type: Bug
>          Components: Broker
>    Affects Versions: 5.3.2
>         Environment: Java SE 6
>            Reporter: Michael Chen
>            Priority: Minor
> After several clients have connect to ActiveMQ, if you use jconsole to check on the attributes
of topic ActiveMQ.Advisory.TempQueue, it shows that there are 16 consumers (in my case), but
the DequeueCount is always 0. InFlightCount == DispatchCount and is not zero. EnqueueCount
== QueueSize. The InFlightCount continues to grow without bound.
> We have a monitor module that checks for InFlightCount not zero, which is how we discovered
this. I understand that for a topic, if there is no consumer, the message is dropped. However,
this shows there are consumers (no our code, probably ActiveMQ or Camel), why they are not

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