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Posted to dev@activemq.apache.org by jimbogithub <gi...@git.apache.org> on 2016/01/01 14:48:55 UTC

[GitHub] activemq-artemis pull request:

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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