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https://issues.apache.org/jira/browse/QPID-5756?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rob Godfrey resolved QPID-5756.
-------------------------------

    Resolution: Fixed

> Qpid Deadlock during JMS connection close when connected to ActiveMQ
> --------------------------------------------------------------------
>
>                 Key: QPID-5756
>                 URL: https://issues.apache.org/jira/browse/QPID-5756
>             Project: Qpid
>          Issue Type: Bug
>          Components: JMS AMQP 1.0 Client
>    Affects Versions: 0.27
>         Environment: Qpid JMS libraries 0.27 SVN revision 1547654 with socket 
> timeout patch
> AMQP JMS Client was running on 64-bit Linux with JDK 1.7
> AMQP Broker was ActiveMQ 5.8 running on EC2 64-bit Linux
>            Reporter: Michael Samson
>            Assignee: Rob Godfrey
>         Attachments: QPID-5756-2.patch, QpidProducerTestWithClose.java, 
> activemq.xml
>
>
> 1. While sending JMS messages to ActiveMQ broker, the ActiveMQ server threw 
> an OutOfMemoryException.
> 2. Our code processed a JMSException and attempted to shut down the Qpid JMS 
> connection and this processing deadlocked. 
> 3. I took several thread dumps in succession (waiting several minutes in 
> between) and noticed that Qpid was deadlocked.  I even killed ActiveMQ and 
> Qpid was still deadlocked.  Below are the some relevant threads:
> "Thread-263" daemon prio=10 tid=0x00007f24e831f800 nid=0x4f60 in 
> Object.wait() [0x00007f24ed55c000]
>    java.lang.Thread.State: TIMED_WAITING (on object monitor)
>       at java.lang.Object.wait(Native Method)
>       at 
> org.apache.qpid.amqp_1_0.framing.ConnectionHandler$FrameOutput.send(ConnectionHandler.java:140)
>       - locked <0x000000078a160c58> (a 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint)
>       at 
> org.apache.qpid.amqp_1_0.framing.ConnectionHandler$FrameOutput.send(ConnectionHandler.java:120)
>       at 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint.send(ConnectionEndpoint.java:663)
>       - locked <0x000000078a160c58> (a 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint)
>       at 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint.send(ConnectionEndpoint.java:626)
>       - locked <0x000000078a160c58> (a 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint)
>       at 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint.sendEnd(ConnectionEndpoint.java:570)
>       - locked <0x000000078a160c58> (a 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint)
>       at 
> org.apache.qpid.amqp_1_0.transport.SessionEndpoint.end(SessionEndpoint.java:176)
>       - locked <0x000000078a160c58> (a 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint)
>       at 
> org.apache.qpid.amqp_1_0.transport.SessionEndpoint.end(SessionEndpoint.java:156)
>       at org.apache.qpid.amqp_1_0.client.Session.close(Session.java:315)
>       - locked <0x000000078cc53538> (a 
> org.apache.qpid.amqp_1_0.client.Session)
>       at 
> org.apache.qpid.amqp_1_0.jms.impl.SessionImpl.close(SessionImpl.java:296)
>       at 
> org.apache.qpid.amqp_1_0.jms.impl.SessionImpl$1.remoteEnd(SessionImpl.java:117)
>       at 
> org.apache.qpid.amqp_1_0.transport.SessionEndpoint.end(SessionEndpoint.java:174)
>       - locked <0x000000078a160c58> (a 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint)
>       at 
> org.apache.qpid.amqp_1_0.transport.SessionEndpoint.end(SessionEndpoint.java:156)
>       at 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint.inputClosed(ConnectionEndpoint.java:428)
>       - locked <0x000000078a160c58> (a 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint)
>       at 
> org.apache.qpid.amqp_1_0.client.Connection.doRead(Connection.java:444)
>       at 
> org.apache.qpid.amqp_1_0.client.Connection.access$000(Connection.java:51)
>       at org.apache.qpid.amqp_1_0.client.Connection$2.run(Connection.java:275)
>       at java.lang.Thread.run(Thread.java:744)
> "ConnectionManagementAndRecoveryWorker-id: 0" prio=10 tid=0x00007f24f80eb000 
> nid=0x4f41 in Object.wait() [0x00007f24a24a4000]
>    java.lang.Thread.State: TIMED_WAITING (on object monitor)
>       at java.lang.Object.wait(Native Method)
>       at 
> org.apache.qpid.amqp_1_0.framing.ConnectionHandler$FrameOutput.send(ConnectionHandler.java:140)
>       - locked <0x000000078a160c58> (a 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint)
>       at 
> org.apache.qpid.amqp_1_0.framing.ConnectionHandler$FrameOutput.send(ConnectionHandler.java:120)
>       at 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint.send(ConnectionEndpoint.java:663)
>       - locked <0x000000078a160c58> (a 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint)
>       at 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint.send(ConnectionEndpoint.java:626)
>       - locked <0x000000078a160c58> (a 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint)
>       at 
> org.apache.qpid.amqp_1_0.transport.SessionEndpoint.send(SessionEndpoint.java:269)
>       at 
> org.apache.qpid.amqp_1_0.transport.SessionEndpoint.sendDetach(SessionEndpoint.java:765)
>       at 
> org.apache.qpid.amqp_1_0.transport.LinkEndpoint.detach(LinkEndpoint.java:430)
>       - locked <0x000000078a160c58> (a 
> org.apache.qpid.amqp_1_0.transport.ConnectionEndpoint)
>       at 
> org.apache.qpid.amqp_1_0.transport.LinkEndpoint.close(LinkEndpoint.java:392)
>       at org.apache.qpid.amqp_1_0.client.Sender.close(Sender.java:398)
>       at 
> org.apache.qpid.amqp_1_0.jms.impl.MessageProducerImpl.close(MessageProducerImpl.java:219)
>       at 
> org.apache.qpid.amqp_1_0.jms.impl.SessionImpl.close(SessionImpl.java:293)
>       at 
> org.apache.qpid.amqp_1_0.jms.impl.ConnectionImpl.close(ConnectionImpl.java:382)
>       



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