You are viewing a plain text version of this content. The canonical link for it is here.
Posted to dev@activemq.apache.org by "Rob Davies (JIRA)" <ji...@apache.org> on 2008/09/23 08:58:52 UTC
[jira] Resolved: (AMQ-1059) ActiveMQ Task/Transport Deadlock when
using Stomp
[ https://issues.apache.org/activemq/browse/AMQ-1059?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Rob Davies resolved AMQ-1059.
-----------------------------
Resolution: Fixed
Fixed by SVN revision 698103
> ActiveMQ Task/Transport Deadlock when using Stomp
> -------------------------------------------------
>
> Key: AMQ-1059
> URL: https://issues.apache.org/activemq/browse/AMQ-1059
> Project: ActiveMQ
> Issue Type: Bug
> Components: Transport
> Affects Versions: 4.0.2
> Environment: Linux Redhat EL3, Java 1.4.2
> Reporter: William Leibzon
> Assignee: Rob Davies
> Fix For: 5.3.0
>
>
> This happened after about a day running monitoring script that uses Perl stomp client to connect to JMS.
> Found one Java-level deadlock:
> =============================
> "ActiveMQ Task":
> waiting to lock monitor 0x0807ae74 (object 0x7ee3a898, a java.lang.Object),
> which is held by "ActiveMQ Transport: tcp:///10.1.111.14:60270"
> "ActiveMQ Transport: tcp:///10.1.111.14:60270":
> waiting to lock monitor 0x0807b474 (object 0x7ee3caa8, a java.lang.Object),
> which is held by "ActiveMQ Task"
> Java stack information for the threads listed above:
> ===================================================
> "ActiveMQ Task":
> at org.apache.activemq.transport.stomp.StompTransportFilter.sendToActiveMQ(StompTransportFilter.java:70)
> - waiting to lock <0x7ee3a898> (a java.lang.Object)
> at org.apache.activemq.transport.stomp.StompSubscription.onMessageDispatch(StompSubscription.java:71)
> at org.apache.activemq.transport.stomp.ProtocolConverter.onActiveMQCommad(ProtocolConverter.java:476)
> at org.apache.activemq.transport.stomp.StompTransportFilter.oneway(StompTransportFilter.java:52)
> at org.apache.activemq.transport.InactivityMonitor.oneway(InactivityMonitor.java:142)
> at org.apache.activemq.transport.MutexTransport.oneway(MutexTransport.java:45)
> - locked <0x7ee3caa8> (a java.lang.Object)
> at org.apache.activemq.transport.ResponseCorrelator.oneway(ResponseCorrelator.java:59)
> at org.apache.activemq.broker.TransportConnection.dispatch(TransportConnection.java:215)
> at org.apache.activemq.broker.AbstractConnection.processDispatch(AbstractConnection.java:722)
> at org.apache.activemq.broker.AbstractConnection.iterate(AbstractConnection.java:738)
> at org.apache.activemq.thread.PooledTaskRunner.runTask(PooledTaskRunner.java:111)
> at org.apache.activemq.thread.PooledTaskRunner.access$100(PooledTaskRunner.java:26)
> at org.apache.activemq.thread.PooledTaskRunner$1.run(PooledTaskRunner.java:44)
> at edu.emory.mathcs.backport.java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650)
> at java.lang.Thread.run(Unknown Source)
> "ActiveMQ Transport: tcp:///10.1.111.14:60270":
> at org.apache.activemq.transport.MutexTransport.oneway(MutexTransport.java:45)
> - waiting to lock <0x7ee3caa8> (a java.lang.Object)
> at org.apache.activemq.transport.ResponseCorrelator.oneway(ResponseCorrelator.java:59)
> at org.apache.activemq.broker.TransportConnection.dispatch(TransportConnection.java:215)
> at org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:63)
> at org.apache.activemq.transport.ResponseCorrelator.onCommand(ResponseCorrelator.java:92)
> at org.apache.activemq.transport.TransportFilter.onCommand(TransportFilter.java:67)
> at org.apache.activemq.transport.InactivityMonitor.onCommand(InactivityMonitor.java:123)
> at org.apache.activemq.transport.stomp.StompTransportFilter.sendToActiveMQ(StompTransportFilter.java:70)
> - locked <0x7ee3a898> (a java.lang.Object)
> at org.apache.activemq.transport.stomp.ProtocolConverter.sendToActiveMQ(ProtocolConverter.java:112)
> at org.apache.activemq.transport.stomp.ProtocolConverter.onStompSend(ProtocolConverter.java:197)
> at org.apache.activemq.transport.stomp.ProtocolConverter.onStompCommad(ProtocolConverter.java:132)
> at org.apache.activemq.transport.stomp.StompTransportFilter.onCommand(StompTransportFilter.java:60)
> at org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:88)
> at org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:137)
> at java.lang.Thread.run(Unknown Source)
> Found 12 deadlocks
--
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.