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From "Rajith Attapattu (JIRA)" <j...@apache.org>
Subject [jira] [Created] (QPID-4574) [JMS] Deadlock involving _failoverMutex and _messageDeliveryLock
Date Fri, 08 Feb 2013 16:31:13 GMT
Rajith Attapattu created QPID-4574:
--------------------------------------

             Summary: [JMS] Deadlock involving _failoverMutex and _messageDeliveryLock
                 Key: QPID-4574
                 URL: https://issues.apache.org/jira/browse/QPID-4574
             Project: Qpid
          Issue Type: Bug
          Components: Java Client
    Affects Versions: 0.20, 0.18, 0.16, 0.14
            Reporter: Rajith Attapattu
            Assignee: Rajith Attapattu
             Fix For: 0.21


This deadlock can manifest when a you have a producer sending messages inside an onMessage()
call.
This is a common enough pattern, and is used by intermediaries like Message Bridges, ESB's
etc..


"Dispatcher-0-Conn-1":
	at org.apache.qpid.client.BasicMessageProducer.send(BasicMessageProducer.java:309)
	- waiting to lock <0x00000000ecfd15a8> (a java.lang.Object)
	at Test_00782235$1.onMessage(Test_00782235.java:29)
	at org.apache.qpid.client.BasicMessageConsumer.notifyMessage(BasicMessageConsumer.java:751)
	at org.apache.qpid.client.BasicMessageConsumer_0_10.notifyMessage(BasicMessageConsumer_0_10.java:141)
	at org.apache.qpid.client.BasicMessageConsumer.notifyMessage(BasicMessageConsumer.java:725)
	at org.apache.qpid.client.BasicMessageConsumer_0_10.notifyMessage(BasicMessageConsumer_0_10.java:186)
	at org.apache.qpid.client.BasicMessageConsumer_0_10.notifyMessage(BasicMessageConsumer_0_10.java:54)
	at org.apache.qpid.client.AMQSession$Dispatcher.notifyConsumer(AMQSession.java:3479)
	at org.apache.qpid.client.AMQSession$Dispatcher.dispatchMessage(AMQSession.java:3418)
	- locked <0x00000000ecfd16c8> (a java.lang.Object)
	- locked <0x00000000ecfd16d8> (a java.lang.Object)
	at org.apache.qpid.client.AMQSession$Dispatcher.access$1000(AMQSession.java:3205)
	at org.apache.qpid.client.AMQSession.dispatch(AMQSession.java:3198)
	at org.apache.qpid.client.message.UnprocessedMessage.dispatch(UnprocessedMessage.java:54)
	at org.apache.qpid.client.AMQSession$Dispatcher.run(AMQSession.java:3341)
	at java.lang.Thread.run(Thread.java:679)
"main":
	at org.apache.qpid.client.BasicMessageConsumer.close(BasicMessageConsumer.java:598)
	- waiting to lock <0x00000000ecfd16c8> (a java.lang.Object)
	- locked <0x00000000ecfd15a8> (a java.lang.Object)
	at org.apache.qpid.client.BasicMessageConsumer.close(BasicMessageConsumer.java:558)
	at Test_00782235.<init>(Test_00782235.java:62)
	at Test_00782235.main(Test_00782235.java:12)


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