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From "Dennis Cheung" <hkdenni...@gmail.com>
Subject Re: Deadlock in MutexTransport
Date Wed, 04 Apr 2007 15:50:48 GMT
Found one Java-level deadlock:

=============================

"ActiveMQ Transport: tcp:///157.168.160.190:4244":

  waiting to lock monitor 0x00a691ec (object 0x11286820, a java.lang.Object
),

  which is held by "pool-2-thread-54"

"pool-2-thread-54":

  waiting to lock monitor 0x00a6930c (object 0x1128bcd8, a java.lang.Object
),

  which is held by "ActiveMQ Transport: tcp:///157.168.160.190:4244"



Java stack information for the threads listed above:

===================================================

"ActiveMQ Transport: tcp:///157.168.160.190:4244":

        at org.apache.activemq.transport.MutexTransport.oneway(
MutexTransport.java:42)

        - waiting to lock <0x11286820> (a java.lang.Object)

        at org.apache.activemq.transport.ResponseCorrelator.oneway(
ResponseCorrelator.java:60)

        at org.apache.activemq.ActiveMQConnection.asyncSendPacket(
ActiveMQConnection.java:1151)

        at org.apache.activemq.ActiveMQSession.asyncSendPacket(
ActiveMQSession.java:1648)

        at
org.apache.activemq.ActiveMQMessageConsumer.afterMessageIsConsumed(
ActiveMQMessageConsumer.java:677)

        at org.apache.activemq.ActiveMQMessageConsumer.dispatch(
ActiveMQMessageConsumer.java:841)

        - locked <0x11ff4660> (a java.lang.Object)

        at org.apache.activemq.ActiveMQSessionExecutor.dispatch(
ActiveMQSessionExecutor.java:96)

        at org.apache.activemq.ActiveMQSessionExecutor.iterate(
ActiveMQSessionExecutor.java:165)

        at org.apache.activemq.ActiveMQSessionExecutor.wakeup(
ActiveMQSessionExecutor.java:73)

        at org.apache.activemq.ActiveMQSessionExecutor.execute(
ActiveMQSessionExecutor.java:60)

        at org.apache.activemq.ActiveMQSession.dispatch(ActiveMQSession.java
:1342)

        at org.apache.activemq.ActiveMQConnection.onCommand(
ActiveMQConnection.java:1473)

        at org.apache.activemq.transport.ResponseCorrelator.onCommand(
ResponseCorrelator.java:95)

        at org.apache.activemq.transport.TransportFilter.onCommand(
TransportFilter.java:65)

        at org.apache.activemq.transport.vm.VMTransport.syncOneWay(
VMTransport.java:96)

        at org.apache.activemq.transport.vm.VMTransport.oneway(
VMTransport.java:83)

        at org.apache.activemq.transport.MutexTransport.oneway(
MutexTransport.java:43)

        - locked <0x1128bcd8> (a java.lang.Object)

        at org.apache.activemq.transport.ResponseCorrelator.oneway(
ResponseCorrelator.java:60)

        at org.apache.activemq.broker.TransportConnection.dispatch(
TransportConnection.java:1051)

        at org.apache.activemq.broker.TransportConnection.processDispatch(
TransportConnection.java:772)

        at org.apache.activemq.broker.TransportConnection.dispatchSync(
TransportConnection.java:749)

        at org.apache.activemq.broker.region.PrefetchSubscription.dispatch(
PrefetchSubscription.java:404)

        at org.apache.activemq.broker.region.QueueSubscription.dispatch(
QueueSubscription.java:172)

        at org.apache.activemq.broker.region.PrefetchSubscription.add(
PrefetchSubscription.java:129)

        - locked <0x11ff48f8> (a
org.apache.activemq.broker.region.QueueSubscription)

        at
org.apache.activemq.broker.region.policy.RoundRobinDispatchPolicy.dispatch(
RoundRobinDispatchPolicy.java:54)

        - locked <0x11289c68> (a
edu.emory.mathcs.backport.java.util.concurrent.CopyOnWriteArrayList)

        at org.apache.activemq.broker.region.Queue.dispatch(Queue.java:472)

        at org.apache.activemq.broker.region.Queue.send(Queue.java:298)

        at org.apache.activemq.broker.region.AbstractRegion.send(
AbstractRegion.java:292)

        at org.apache.activemq.broker.region.RegionBroker.send(
RegionBroker.java:383)

        at org.apache.activemq.broker.TransactionBroker.send(
TransactionBroker.java:193)

        at org.apache.activemq.broker.BrokerFilter.send(BrokerFilter.java
:126)

        at org.apache.activemq.broker.CompositeDestinationBroker.send(
CompositeDestinationBroker.java:98)

        at org.apache.activemq.broker.MutableBrokerFilter.send(
MutableBrokerFilter.java:136)

        at org.apache.activemq.broker.TransportConnection.processMessage(
TransportConnection.java:480)

        at org.apache.activemq.command.ActiveMQMessage.visit(
ActiveMQMessage.java:604)

        at org.apache.activemq.broker.TransportConnection.service(
TransportConnection.java:284)

        at org.apache.activemq.broker.TransportConnection$1.onCommand(
TransportConnection.java:177)

        at org.apache.activemq.transport.TransportFilter.onCommand(
TransportFilter.java:65)

        at org.apache.activemq.transport.WireFormatNegotiator.onCommand(
WireFormatNegotiator.java:133)

        at org.apache.activemq.transport.InactivityMonitor.onCommand(
InactivityMonitor.java:122)

        at org.apache.activemq.transport.TransportSupport.doConsume(
TransportSupport.java:84)

        at org.apache.activemq.transport.tcp.TcpTransport.run(
TcpTransport.java:137)

        at java.lang.Thread.run(Unknown Source)

"pool-2-thread-54":

        at org.apache.activemq.transport.MutexTransport.oneway(
MutexTransport.java:42)

        - waiting to lock <0x1128bcd8> (a java.lang.Object)

        at org.apache.activemq.transport.ResponseCorrelator.oneway(
ResponseCorrelator.java:60)

        at org.apache.activemq.broker.TransportConnection.dispatch(
TransportConnection.java:1051)

        at org.apache.activemq.broker.TransportConnection$1.onCommand(
TransportConnection.java:179)

        at org.apache.activemq.transport.ResponseCorrelator.onCommand(
ResponseCorrelator.java:95)

        at org.apache.activemq.transport.TransportFilter.onCommand(
TransportFilter.java:65)

        at org.apache.activemq.transport.vm.VMTransport.syncOneWay(
VMTransport.java:96)

        at org.apache.activemq.transport.vm.VMTransport.oneway(
VMTransport.java:83)

        at org.apache.activemq.transport.MutexTransport.oneway(
MutexTransport.java:43)

        - locked <0x11286820> (a java.lang.Object)

        at org.apache.activemq.transport.ResponseCorrelator.asyncRequest(
ResponseCorrelator.java:69)

        at org.apache.activemq.transport.ResponseCorrelator.request(
ResponseCorrelator.java:74)

        at org.apache.activemq.ActiveMQConnection.syncSendPacket(
ActiveMQConnection.java:1171)

        at org.apache.activemq.ActiveMQSession.syncSendPacket(
ActiveMQSession.java:1660)

        at org.apache.activemq.ActiveMQMessageConsumer.close(
ActiveMQMessageConsumer.java:541)

        at xxxxxxxxxxxxxx.JMSUtility.run(JMSUtility.java:183)

        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown
Source)

        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown
Source)

        at java.lang.Thread.run(Unknown Source)



Found 1 deadlock.


On 4/2/07, James Strachan <james.strachan@gmail.com> wrote:
>
> Could you post a stack trace?
>
> On 4/2/07, Dennis Cheung <hkdennis2k@gmail.com> wrote:
> > Hi,
> >
> > I have similar deadlock issue on MutexTransport.
> > The transport thread having deadlock with another thread which is doing
> the
> > Consumer.close()
> >
> > Any one can give advise to me?
> > thanks
> >
> > On 10/26/06, kristoffer <stoffe@gmail.com> wrote:
> > >
> > >
> > > Hi,
> > >
> > > Im speculating here: is it because the persistent flag is set to false
> why
> > > i
> > > loose all these messages? What is this flags relation to the durable
> topic
> > > setting in JMS? As i said in the last post, i get this deadlock if i
> set
> > > the
> > > persistent flag to true. So how to solve this?
> > >
> > > I also find it strange that Jencks only uses two threads to process
> the
> > > messages?
> > >
> > > Another small thing is noticed (not related to this) is that lingo
> 1.2.1has
> > > an annoying printout at org.logicblaze.lingo.util.DefaultTimeoutMapline
> > > 128: System.out.println("Evicting inactive request for correlationID:
> " +
> > > entry);
> > >
> > > regards,
> > > -Kristoffer
> > >
> > >
> > > kristoffer wrote:
> > > >
> > > > Hi,
> > > >
> > > > Thanks for the reply. I did work when i set this URI on the broker
> > > >
> > >
> vm://localhost?marshal=true&broker.useJmx=false&broker.persistent=false&jms.useAsyncSend=true
> > > >
> > > > There seem to be some relation to the persistent flag=false, because
> if
> > > I
> > > > remove it, I see the deadlock again?
> > > >
> > > > But (with no deadlock), I loose something like 3/5 of messages? And
> > > there
> > > > seems to be only two(?) active consumer threads for the topic, even
> > > though
> > > > i have assigned 25 threads to the JCA workmanager:
> > > >
> > > > <beans>
> > > >   <bean id="propertyConfigurer"
> > > > class="
> > > org.springframework.beans.factory.config.PropertyPlaceholderConfigurer
> ">
> > > >     <property name="location" value="classpath:global.properties"/>
> > > >   </bean>
> > > >
> > > >   <bean id="consumer" class="
> org.logicblaze.lingo.jms.JmsServiceExporter
> > > ">
> > > >     <property name="service" ref="consumerImpl" />
> > > >     <property name="serviceInterface"
> > > > value="se.ericsson.consumer.service.ConsumerService" />
> > > >     <property name="connectionFactory" ref="jmsFactory" />
> > > >   </bean>
> > > >
> > > >   <bean id="consumerImpl"
> > > > class="se.ericsson.consumer.impl.ConsumerServiceImpl"
> singleton="true"
> > > />
> > > >
> > > >   <bean id="jencks" class="org.jencks.JCAContainer">
> > > >     <property name="bootstrapContext">
> > > >       <bean class="org.jencks.factory.BootstrapContextFactoryBean">
> > > >         <property name="threadPoolSize" value="25" />
> > > >       </bean>
> > > >     </property>
> > > >     <property name="resourceAdapter">
> > > >       <bean id="activeMQResourceAdapter"
> > > > class="org.apache.activemq.ra.ActiveMQResourceAdapter">
> > > >         <property name="serverUrl" value="${activemq.brokers}" />
> > > >       </bean>
> > > >     </property>
> > > >   </bean>
> > > >
> > > >   <bean id="inboundMessageA" class="org.jencks.JCAConnector">
> > > >     <property name="jcaContainer" ref="jencks" />
> > > >     <property name="activationSpec">
> > > >       <bean class="org.apache.activemq.ra.ActiveMQActivationSpec">
> > > >         <property name="destination" value="ericsson.ConsumerTopic"
> />
> > > >         <property name="destinationType" value="javax.jms.Topic" />
> > > >         <property name="messageSelector" value="EricssonHeader =
> > > > 'bonka'"/>
> > > >       </bean>
> > > >     </property>
> > > >     <property name="ref" value="consumer" />
> > > >   </bean>
> > > >
> > > >   <bean id="jmsFactory"
> > > > class="org.apache.activemq.ActiveMQConnectionFactory">
> > > >     <property name="brokerURL" value="${activemq.brokers}" />
> > > >   </bean>
> > > > </bean>
> > > >
> > > > Is there some throttling policy which just drops messages if it is
> > > > overheated? (i applied quite some load)
> > > >
> > > > regards,
> > > > -Kristoffer
> > > >
> > > >
> > > > Hiram Chirino wrote:
> > > >>
> > > >> Please enable async dispatch on your connections.. something like:
> > > >>
> > > >> vm://localhost?jms.dispatchAsync=true
> > > >>
> > > >>
> > > >> On 10/22/06, kristoffer <stoffe@gmail.com> wrote:
> > > >>>
> > > >>>
> > > >>> Hi,
> > > >>>
> > > >>> I have got an deadlock situation in MutexTransport. The usecase
is
> > > that
> > > >>> I
> > > >>> have a broker, producer and consumer all deployed in separate
WARs
> and
> > > >>> the
> > > >>> communicate over vm:// transport. I have a servelt which creates
> the
> > > >>> producer which produces two messages to the same topic, but with
> > > >>> different
> > > >>> message selectors for two consumers. I maybe should mention that
i
> > > have
> > > >>> a
> > > >>> lingo, jencks, spring combo setup...
> > > >>>
> > > >>> Here's the threaddump from the deadlock
> > > >>>
> > > >>> Found one Java-level deadlock:
> > > >>> =============================
> > > >>> "Thread-44":
> > > >>>   waiting to lock monitor 0x00a6b29c (object 0x234e2f48, a
> > > >>> java.lang.Object),
> > > >>>   which is held by "http-8080-Processor21"
> > > >>> "http-8080-Processor21":
> > > >>>   waiting to lock monitor 0x00a6afbc (object 0x23508c88, a
> > > >>> java.lang.Object),
> > > >>>   which is held by "Thread-44"
> > > >>>
> > > >>> Java stack information for the threads listed above:
> > > >>> ===================================================
> > > >>> "Thread-44":
> > > >>>         at
> > > >>> org.apache.activemq.transport.MutexTransport.oneway(
> > > MutexTransport.java
> > > >>> :45)
> > > >>>         - waiting to lock <0x234e2f48> (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$1.onCommand(
> > > >>> TransportConnection.java:63)
> > > >>>         at
> > > >>> org.apache.activemq.transport.ResponseCorrelator.onCommand(
> > > >>> ResponseCorrelator.java:92)
> > > >>>         at
> > > >>> org.apache.activemq.transport.TransportFilter.onCommand(
> > > >>> TransportFilter.java:67)
> > > >>>         at
> > > >>> org.apache.activemq.transport.vm.VMTransport.oneway(
> VMTransport.java
> > > :77)
> > > >>>         at
> > > >>> org.apache.activemq.transport.MarshallingTransportFilter.oneway(
> > > >>> MarshallingTransportFilter.java:37)
> > > >>>         at
> > > >>> org.apache.activemq.transport.MutexTransport.oneway(
> > > MutexTransport.java
> > > >>> :45)
> > > >>>         - locked <0x23508c88> (a java.lang.Object)
> > > >>>         at
> > > >>> org.apache.activemq.transport.ResponseCorrelator.asyncRequest(
> > > >>> ResponseCorrelator.java:67)
> > > >>>         at
> > > >>> org.apache.activemq.transport.ResponseCorrelator.request(
> > > >>> ResponseCorrelator.java:72)
> > > >>>         at
> > > >>> org.apache.activemq.ActiveMQConnection.syncSendPacket(
> > > >>> ActiveMQConnection.java:1115)
> > > >>>         at
> > > >>> org.apache.activemq.TransactionContext.commit(
> TransactionContext.java
> > > :260)
> > > >>>         at
> > > >>> org.apache.activemq.ra.LocalAndXATransaction.commit(
> > > >>> LocalAndXATransaction.java:57)
> > > >>>         at
> > > >>> org.jencks.LocalTransactionEndpoint.afterDelivery(
> > > >>> LocalTransactionEndpoint.java:52)
> > > >>>         at
> > > >>>
> > > >>>
> > >
> org.apache.activemq.ra.MessageEndpointProxy$MessageEndpointAlive.afterDelivery
> > > >>> (MessageEndpointProxy.java:130)
> > > >>>         at
> > > >>> org.apache.activemq.ra.MessageEndpointProxy.afterDelivery(
> > > >>> MessageEndpointProxy.java:64)
> > > >>>         at
> > > >>> org.apache.activemq.ra.ServerSessionImpl.afterDelivery(
> > > >>> ServerSessionImpl.java:214)
> > > >>>         at org.apache.activemq.ActiveMQSession.run(
> > > ActiveMQSession.java
> > > >>> :752)
> > > >>>         at
> > > >>> org.apache.activemq.ra.ServerSessionImpl.run(
> ServerSessionImpl.java
> > > :163)
> > > >>>         - locked <0x237b68b0> (a
> > > >>> org.apache.activemq.ra.ServerSessionImpl)
> > > >>>         at
> > > >>> org.apache.geronimo.connector.work.WorkerContext.run(
> > > WorkerContext.java
> > > >>> :291)
> > > >>>         at
> > > >>> EDU.oswego.cs.dl.util.concurrent.PooledExecutor$Worker.run(Unknown
> > > >>> Source)
> > > >>>         at java.lang.Thread.run(Thread.java:595)
> > > >>> "http-8080-Processor21":
> > > >>>         at
> > > >>> org.apache.activemq.transport.MutexTransport.oneway(
> > > MutexTransport.java
> > > >>> :45)
> > > >>>         - waiting to lock <0x23508c88> (a java.lang.Object)
> > > >>>         at
> > > >>> org.apache.activemq.transport.ResponseCorrelator.oneway(
> > > >>> ResponseCorrelator.java:59)
> > > >>>         at
> > > >>> org.apache.activemq.ActiveMQConnection.asyncSendPacket(
> > > >>> ActiveMQConnection.java:1095)
> > > >>>         at
> > > >>> org.apache.activemq.ActiveMQSession.<init>(ActiveMQSession.java
> :228)
> > > >>>         at
> > > >>> org.apache.activemq.ActiveMQConnection.createSession(
> > > >>> ActiveMQConnection.java:275)
> > > >>>         at
> > > >>>
> org.apache.activemq.ra.ServerSessionPoolImpl.createServerSessionImpl(
> > > >>> ServerSessionPoolImpl.java:60)
> > > >>>         at
> > > >>> org.apache.activemq.ra.ServerSessionPoolImpl.getServerSession(
> > > >>> ServerSessionPoolImpl.java:112)
> > > >>>         - locked <0x234dc7a0> (a
> > > >>> org.apache.activemq.ra.ServerSessionPoolImpl)
> > > >>>         at
> > > >>> org.apache.activemq.ActiveMQConnectionConsumer.dispatch(
> > > >>> ActiveMQConnectionConsumer.java:136)
> > > >>>         at
> > > >>> org.apache.activemq.ActiveMQConnection.onCommand(
> > > ActiveMQConnection.java
> > > >>> :1407)
> > > >>>         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.MarshallingTransportFilter.onCommand
> (
> > > >>> MarshallingTransportFilter.java:42)
> > > >>>         at
> > > >>> org.apache.activemq.transport.vm.VMTransport.oneway(
> VMTransport.java
> > > :77)
> > > >>>         at
> > > >>> org.apache.activemq.transport.MutexTransport.oneway(
> > > MutexTransport.java
> > > >>> :45)
> > > >>>         - locked <0x234e2f48> (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.dispatchSync(
> > > >>> AbstractConnection.java:699)
> > > >>>         at
> > > >>> org.apache.activemq.broker.region.TopicSubscription.dispatch(
> > > >>> TopicSubscription.java:319)
> > > >>>         at
> > > >>> org.apache.activemq.broker.region.TopicSubscription.add(
> > > >>> TopicSubscription.java:78)
> > > >>>         at
> > > >>>
> org.apache.activemq.broker.region.policy.SimpleDispatchPolicy.dispatch
> > > (
> > > >>> SimpleDispatchPolicy.java:51)
> > > >>>         at org.apache.activemq.broker.region.Topic.dispatch(
> Topic.java
> > > >>> :444)
> > > >>>         at org.apache.activemq.broker.region.Topic.send(Topic.java
> > > :255)
> > > >>>         at
> > > >>> org.apache.activemq.broker.region.AbstractRegion.send(
> > > AbstractRegion.java
> > > >>> :226)
> > > >>>         at
> > > >>> org.apache.activemq.broker.region.RegionBroker.send(
> RegionBroker.java
> > > :349)
> > > >>>         at
> > > >>> org.apache.activemq.broker.TransactionBroker.send(
> > > TransactionBroker.java
> > > >>> :193)
> > > >>>         at
> > > >>> org.apache.activemq.broker.BrokerFilter.send(BrokerFilter.java
> :114)
> > > >>>         at
> > > >>> org.apache.activemq.broker.CompositeDestinationBroker.send(
> > > >>> CompositeDestinationBroker.java:98)
> > > >>>         at
> > > >>> org.apache.activemq.broker.MutableBrokerFilter.send(
> > > >>> MutableBrokerFilter.java:127)
> > > >>>         at
> > > >>> org.apache.activemq.broker.AbstractConnection.processMessage(
> > > >>> AbstractConnection.java:433)
> > > >>>         at
> > > >>> org.apache.activemq.command.ActiveMQMessage.visit(
> ActiveMQMessage.java
> > > >>> :591)
> > > >>>         at
> > > >>> org.apache.activemq.broker.AbstractConnection.service(
> > > >>> AbstractConnection.java:237)
> > > >>>         at
> > > >>> org.apache.activemq.broker.TransportConnection$1.onCommand(
> > > >>> TransportConnection.java:61)
> > > >>>         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.vm.VMTransport.oneway(
> VMTransport.java
> > > :77)
> > > >>>         at
> > > >>> org.apache.activemq.transport.MarshallingTransportFilter.oneway(
> > > >>> MarshallingTransportFilter.java:37)
> > > >>>         at
> > > >>> org.apache.activemq.transport.MutexTransport.oneway(
> > > MutexTransport.java
> > > >>> :45)
> > > >>>         - locked <0x236fe2d8> (a java.lang.Object)
> > > >>>         at
> > > >>> org.apache.activemq.transport.ResponseCorrelator.asyncRequest(
> > > >>> ResponseCorrelator.java:67)
> > > >>>         at
> > > >>> org.apache.activemq.transport.ResponseCorrelator.request(
> > > >>> ResponseCorrelator.java:72)
> > > >>>         at
> > > >>> org.apache.activemq.ActiveMQConnection.syncSendPacket(
> > > >>> ActiveMQConnection.java:1115)
> > > >>>         at
> > > >>> org.apache.activemq.ActiveMQSession.send(ActiveMQSession.java
> :1557)
> > > >>>         at
> > > >>> org.apache.activemq.ActiveMQMessageProducer.send(
> > > >>> ActiveMQMessageProducer.java:463)
> > > >>>         at
> > > >>> org.logicblaze.lingo.jms.impl.OneWayRequestor.doSend(
> > > OneWayRequestor.java
> > > >>> :196)
> > > >>>         at
> > > >>> org.logicblaze.lingo.jms.impl.MultiplexingRequestor.doSend(
> > > >>> MultiplexingRequestor.java:189)
> > > >>>         - locked <0x236fe448> (a
> > > >>> org.logicblaze.lingo.jms.impl.MultiplexingRequestor)
> > > >>>         at
> > > >>> org.logicblaze.lingo.jms.impl.OneWayRequestor.send(
> > > OneWayRequestor.java
> > > >>> :101)
> > > >>>         at
> > > >>> org.logicblaze.lingo.jms.impl.OneWayRequestor.send(
> > > OneWayRequestor.java
> > > >>> :97)
> > > >>>         at
> > > >>> org.logicblaze.lingo.jms.JmsClientInterceptor.invoke(
> > > >>> JmsClientInterceptor.java:133)
> > > >>>         at
> > > >>>
> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(
> > > >>> ReflectiveMethodInvocation.java:170)
> > > >>>         at
> > > >>> org.springframework.aop.framework.JdkDynamicAopProxy.invoke(
> > > >>> JdkDynamicAopProxy.java:176)
> > > >>>         at $Proxy2.test(Unknown Source)
> > > >>>         at se.ericsson.producer.LingoServlet.doGet(
> LingoServlet.java
> > > :33)
> > > >>>         - locked <0x231d9c70> (a
> > > >>> se.ericsson.consumer.service.ConsumerServiceFactory)
> > > >>>         at javax.servlet.http.HttpServlet.service(HttpServlet.java
> > > :689)
> > > >>>         at javax.servlet.http.HttpServlet.service(HttpServlet.java
> > > :802)
> > > >>>         at
> > > >>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
> > > >>> ApplicationFilterChain.java:252)
> > > >>>         at
> > > >>> org.apache.catalina.core.ApplicationFilterChain.doFilter(
> > > >>> ApplicationFilterChain.java:173)
> > > >>>         at
> > > >>> org.apache.catalina.core.StandardWrapperValve.invoke(
> > > >>> StandardWrapperValve.java:213)
> > > >>>         at
> > > >>> org.apache.catalina.core.StandardContextValve.invoke(
> > > >>> StandardContextValve.java:178)
> > > >>>         at
> > > >>> org.apache.catalina.core.StandardHostValve.invoke(
> > > StandardHostValve.java
> > > >>> :126)
> > > >>>         at
> > > >>> org.apache.catalina.valves.ErrorReportValve.invoke(
> > > ErrorReportValve.java
> > > >>> :105)
> > > >>>         at
> > > >>> org.apache.catalina.core.StandardEngineValve.invoke(
> > > >>> StandardEngineValve.java:107)
> > > >>>         at
> > > >>> org.apache.catalina.connector.CoyoteAdapter.service(
> CoyoteAdapter.java
> > > >>> :148)
> > > >>>         at
> > > >>> org.apache.coyote.http11.Http11Processor.process(
> Http11Processor.java
> > > :869)
> > > >>>         at
> > > >>>
> > > >>>
> > >
> org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection
> > > >>> (Http11BaseProtocol.java:664)
> > > >>>         at
> > > >>> org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(
> > > >>> PoolTcpEndpoint.java:527)
> > > >>>         at
> > > >>> org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(
> > > >>> LeaderFollowerWorkerThread.java:80)
> > > >>>         at
> > > >>> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(
> > > >>> ThreadPool.java:684)
> > > >>>         at java.lang.Thread.run(Thread.java:595)
> > > >>>
> > > >>> Found 1 deadlock.
> > > >>>
> > > >>>
> > > >>> Is my setup incorrect in some way or is this a real problem that
i
> > > >>> found?
> > > >>>
> > > >>> Thanks,
> > > >>> -Kristoffer
> > > >>> --
> > > >>> View this message in context:
> > > >>>
> > >
> http://www.nabble.com/Deadlock-in-MutexTransport-tf2490020.html#a6942040
> > > >>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
> > > >>>
> > > >>>
> > > >>
> > > >>
> > > >> --
> > > >> Regards,
> > > >> Hiram
> > > >>
> > > >> Blog: http://hiramchirino.com
> > > >>
> > > >>
> > > >
> > > >
> > >
> > > --
> > > View this message in context:
> > >
> http://www.nabble.com/Deadlock-in-MutexTransport-tf2490020.html#a7010550
> > > Sent from the ActiveMQ - User mailing list archive at Nabble.com.
> > >
> > >
> >
> >
> > --
> > ----
> > Dennis
> >
>
>
> --
>
> James
> -------
> http://radio.weblogs.com/0112098/
>



-- 
----
Dennis

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