Hello All,

I am tracking down a memory issue in AMQ.  I am time to time seeing exceptions 
like this:


Async error occurred: javax.jms.ResourceAllocationException: Usage Manager 
memory limit reached


I can't tell if this is because I am exceeding the configured amount of memory 
in SystemUsage, or if I am exceeding the amount of memory configured per topic.

I am using only Topics right now, and I had the memory limit set to 10mb.  The 
error doesn't direct me in any direction for this.  I am using an old version 
of AMQ (First step was to request upgrade to latest version.  It's in the 
works, but it might be a week or two before it's completed in production) and I 
see changes in the source that give more details when throwing this exception.  
Is there some historical record or log of Topics?  What I'd really like is to 
be able to see how often each Topic gets and distributes a message and how big 
that message was.  The dashboard and Jconsole give me some information, but 
because Topics are delivered then released, I don't have any information beyond 
how many were enqueued and delivered.

Is there any such animal available that would help me with this?  Or 
suggestions how to approach?  Any help is appreciated.  Thanks.

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