activemq-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Gary Tully" <>
Subject Re: Stuck messages - Dispatch issues
Date Thu, 13 Nov 2008 09:59:10 GMT
Once such problem[1] was resolved for 5.2.0 RC3, would it be possible
to validate RC3[2]?

What would really help here is a JUnit test case that demonstrates the problem.


2008/11/12 chrajanirao <>:
> We are seeing issues with ActiveMQ 5.1 and 5.2 RC2 with message dispatching
> from queues. It is easily reproducible even using the out of the box
> activemq configuration.
> Send messages to the a queue (QueueA) using multiple threads (10 or 20
> thread in a loop of 10) using JMeter or your custom code. Have the consumer
> setup using spring DMLC (DefaultMessageListenerContainer) or with regular
> JMS API sync or async consumption with multiple consumers. Consumer part can
> be configured using Camel to consumer from QueueA and put the messages in
> QueueB within ActiveMQ configuration as well.
> After receiving some messages (the number is different each time), the
> consumers stop receiving any messages even though there are some left on the
> queue. Basically, the broker don't dispatch the messages  and they are stuck
> until restart of the broker. Any new messages sent to the queue after this
> are sometimes dispatched and other times they are stuck too.
> This certainly seems like a major bug in the dispatch mechanism. I have
> found below posts that state the exact problem.
> This is a very basic use case and I wonder how the version 5.1 is currently
> used in production, if anyone is using at all.
> We tried with prefetch limit as 1, asyncDispatch as true and false, session
> transacted as true and false. In all cases, the dispatch problem still
> exists starting after 100 messages until 1000 messages.
> I hope any of the active commiters looks into this issue seriously. Would
> really appreciate the help.
> Thanks,
> Rajani.
> --
> View this message in context:
> Sent from the ActiveMQ - User mailing list archive at

View raw message