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https://issues.apache.org/jira/browse/AMQNET-488?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Timothy Bish resolved AMQNET-488.
---------------------------------
Resolution: Fixed
Assignee: Timothy Bish (was: Jim Gomes)
Fixed
> Deadlock in InactivityMonitor when using Failover
> -------------------------------------------------
>
> Key: AMQNET-488
> URL: https://issues.apache.org/jira/browse/AMQNET-488
> Project: ActiveMQ .Net
> Issue Type: Bug
> Components: ActiveMQ
> Affects Versions: 1.6.2, 1.6.3
> Environment: ActiveMQ 5.10.0 on Windows Server 2012
> Apache.NMS.ActiveMQ 6.2 on .Net 4.5 + Windows 7
> Reporter: Laurence Pike
> Assignee: Timothy Bish
> Priority: Critical
> Fix For: 1.6.4, 1.7.0
>
> Attachments: AMQNET-488-CompositeTaskRunner.cs.patch,
> AMQNET-488-CompositeTaskRunnerTest.cs.patch
>
>
> Can occur when FailoverTransport is disposing the transport when the
> inactivity monitor fires. Deadlock between InactivityMonitor.monitor and
> CompositeTaskRunner.mutex.
> Stack traces for deadlock:
> mscorlib.dll!System.Threading.Monitor.Enter(object obj, ref bool lockTaken)
> Unknown
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.InactivityMonitor.StopMonitorThreads()
> Line 381 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.InactivityMonitor.OnException(Apache.NMS.ActiveMQ.Transport.ITransport
> sender, System.Exception command) Line 310 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.Tcp.TcpTransport.Oneway(Apache.NMS.ActiveMQ.Commands.Command
> command) Line 146 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.InactivityMonitor.Oneway(Apache.NMS.ActiveMQ.Commands.Command
> command) Line 294 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.InactivityMonitor.AsyncWriteTask.Iterate()
> Line 474 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Threads.CompositeTaskRunner.Iterate()
> Line 194 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Threads.CompositeTaskRunner.Run()
> Line 149 C#
> mscorlib.dll!System.Threading.ThreadHelper.ThreadStart_Context(object state)
> Unknown
> mscorlib.dll!System.Threading.ExecutionContext.RunInternal(System.Threading.ExecutionContext
> executionContext, System.Threading.ContextCallback callback, object state,
> bool preserveSyncCtx) Unknown
> mscorlib.dll!System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext
> executionContext, System.Threading.ContextCallback callback, object state,
> bool preserveSyncCtx) Unknown
> mscorlib.dll!System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext
> executionContext, System.Threading.ContextCallback callback, object state)
> Unknown
> mscorlib.dll!System.Threading.ThreadHelper.ThreadStart() Unknown
> ============================================================================================================================
> mscorlib.dll!System.Threading.Monitor.Enter(object obj, ref bool lockTaken)
> Unknown
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Threads.CompositeTaskRunner.RemoveTask(Apache.NMS.ActiveMQ.Threads.CompositeTask
> task) Line 65 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.InactivityMonitor.StopMonitorThreads()
> Line 401 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.InactivityMonitor.Stop()
> Line 223 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.TransportFilter.Stop()
> Line 196 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.Failover.FailoverTransport.DisposeTransport(Apache.NMS.ActiveMQ.Transport.ITransport
> transport) Line 1521 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.Failover.FailoverTransport.HandleTransportFailure(System.Exception
> e) Line 454 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.Failover.FailoverTransport.Oneway(Apache.NMS.ActiveMQ.Commands.Command
> command) Line 815 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.TransportFilter.Oneway(Apache.NMS.ActiveMQ.Commands.Command
> command) Line 82 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.MutexTransport.Oneway(Apache.NMS.ActiveMQ.Commands.Command
> command) Line 69 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Transport.ResponseCorrelator.Oneway(Apache.NMS.ActiveMQ.Commands.Command
> command) Line 54 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Connection.Oneway(Apache.NMS.ActiveMQ.Commands.Command
> command) Line 883 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Session.Session(Apache.NMS.ActiveMQ.Connection
> connection, Apache.NMS.ActiveMQ.Commands.SessionId sessionId,
> Apache.NMS.AcknowledgementMode acknowledgementMode) Line 72 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Connection.CreateActiveMQSession(Apache.NMS.AcknowledgementMode
> ackMode) Line 594 C#
> Apache.NMS.ActiveMQ.dll!Apache.NMS.ActiveMQ.Connection.CreateSession(Apache.NMS.AcknowledgementMode
> sessionAcknowledgementMode) Line 588 C#
> [Private code sending message in new session]
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