AMQSession deadlocks
--------------------
Key: QPID-626
URL: https://issues.apache.org/jira/browse/QPID-626
Project: Qpid
Issue Type: Bug
Affects Versions: M2
Reporter: Aidan Skinner
Fix For: M2, M2.1, M3
Ocassionally AMQSession can deadlock due to misordered lock acquisition eg. in
org.apache.qpid.test.unit.basic.LargeMessageTest
Java stack information for the threads listed above:
===================================================
"Failover":
at org.apache.qpid.client.AMQSession.closed(AMQSession.java:582)
- waiting to lock <0x00002aaae86a40c0> (a java.lang.Object)
at
org.apache.qpid.client.AMQConnection.closeAllSessions(AMQConnection.java:872)
at
org.apache.qpid.client.AMQConnection.exceptionReceived(AMQConnection.java:1152)
at
org.apache.qpid.client.failover.FailoverHandler.run(FailoverHandler.java:180)
- locked <0x00002aaae86976f0> (a java.lang.Object)
at java.lang.Thread.run(Thread.java:619)
"Dispatcher-Channel-1":
at
org.apache.qpid.client.AMQSession.createTextMessage(AMQSession.java:1134)
- waiting to lock <0x00002aaae86976f0> (a java.lang.Object)
at
org.apache.qpid.client.AMQSession.createTextMessage(AMQSession.java:1143)
at
org.apache.qpid.test.unit.client.forwardall.Service.onMessage(Service.java:59)
at
org.apache.qpid.client.BasicMessageConsumer.notifyMessage(BasicMessageConsumer.java:650)
at
org.apache.qpid.client.BasicMessageConsumer.notifyMessage(BasicMessageConsumer.java:609)
at
org.apache.qpid.client.AMQSession$Dispatcher.dispatchMessage(AMQSession.java:2778)
at
org.apache.qpid.client.AMQSession$Dispatcher.run(AMQSession.java:2702)
- locked <0x00002aaae86a40c0> (a java.lang.Object)
- locked <0x00002aaae86b6a78> (a java.lang.Object)
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