[A-MQ6, Composite Topic] memory usage for composite topic grows, even though no subscribers registered on topic

Solution Verified - Updated -

Issue

After message has been forwarded to the underlying queues MemoryUsageByteCount is increasing, we would have expected it to return to zero.

<destinationInterceptors>
          <virtualDestinationInterceptor>
            <virtualDestinations>
                <compositeTopic name="target" forwardOnly="false" concurrentSend="true" >
                         <forwardTo>
                            <queue physicalName="queue.one" />
                            <queue physicalName="queue.two" />
                  </forwardTo>
        </compositeTopic>
           </virtualDestinations>
     </virtualDestinationInterceptor>
</destinationInterceptors>

Environment

  • JBoss A-MQ 6.3 GA

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