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From jimbogithub <...@git.apache.org>
Subject [GitHub] activemq-artemis pull request:
Date Fri, 01 Jan 2016 13:48:55 GMT
Github user jimbogithub commented on the pull request:

    https://github.com/apache/activemq-artemis/commit/b1b4bb8a32a9bb9c6d951f3d0fdd3626944319f9#commitcomment-15226459
  
    In artemis-core-client/src/main/java/org/apache/activemq/artemis/core/remoting/impl/netty/NettyConnection.java:
    In artemis-core-client/src/main/java/org/apache/activemq/artemis/core/remoting/impl/netty/NettyConnection.java
on line 105:
    There is no client blockage that I'm aware of.  All messages are being delivered.  This
`isWritable` method is being called for every message and always adds the listener to the
readyListeners queue.  See the call-stack below.  Note that `ready` is `true`, there are `availableCredits`
and as indicated by the value of `acks`, messages are being delivered.  The problem is simply
that the `ReadyListener callback` (`ServerConsumerImpl (id=285)`) is being appended to the
`ConcurrentLinkedDeque<ReadyListener> readyListeners` again for each and every message
being sent.
    
    ![memleakcallstack](https://cloud.githubusercontent.com/assets/5095954/12071004/72989572-b08c-11e5-9da1-bf0d936986fa.png)


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