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From "Trevor Pounds (JIRA)" <>
Subject [jira] Commented: (AMQ-1283) Messages aren't being delivered in a clustered environment
Date Tue, 18 Mar 2008 21:51:32 GMT


Trevor Pounds commented on AMQ-1283:

Here is another post that may be related. It seems that the fix suggested by Pete Schwamb
fixed his issue. The fix was checked into the SVN repo r636078.



> Messages aren't being delivered in a clustered environment
> ----------------------------------------------------------
>                 Key: AMQ-1283
>                 URL:
>             Project: ActiveMQ
>          Issue Type: Bug
>          Components: Broker
>    Affects Versions: 4.1.1
>         Environment: Java 1.5.0_04, Windows XP
>            Reporter: Matthew Vincent
>             Fix For: 5.2.0
> Messages aren't always delivered in a clustered environment.
> If you have a cluster of three ActiveMQ nodes, and you send the cluster a constant stream
of messages, and randomly restart individual ActiveMQ nodes, you can enter a state whereby
an ActiveMQ node has undelivered messages sitting in the message store. These messages will
not be delivered, unless that ActiveMQ node is restarted.
> This appears to be a consequence of the fact that a Queue immediately dispatches a message
received to any available subscribers, but ignores any exceptions that result from the actual

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