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From "James Strachan" <james.strac...@gmail.com>
Subject Re: JMSxception after 1300 concurrent remote invocations
Date Wed, 10 Dec 2008 19:25:27 GMT
It looks like you're getting a timeout; looks like responses are not
received with 20s. 1300 is quite a large number. Either try increasing
the timeout or reducing the number of threads?

2008/12/10 asaksena1 <anurag.saksena@gmail.com>:
>
> Hi,
>
> I'm executing some concurrency tests on Apache Camel 1.5 as a part of its
> evaluation for our project.
> I'm running into JMSException on the Camel Server side if I try to run >
> 1300 threads. Can someone give me a hint to get around it.
>
> I'm using the  http://activemq.apache.org/camel/tutorial-jmsremoting.html
> JMS Spring Remoting example  hosted at
> http://activemq.apache.org/camel/tutorial-jmsremoting.html
> http://activemq.apache.org/camel/tutorial-jmsremoting.html  with the slight
> modification in the Camel JMS Producer.
>
> ++++++
> ...
> <bean id="jms"
> class="org.apache.activemq.camel.component.ActiveMQComponent">
>        <property name="brokerURL" value="tcp://localhost:61616"/>
> </bean>
> ...
> ++++++
>
>
> Here are the exceptions
>
>
> Server:
>     [java] [                   VMTransport] Service
> ERROR Async error occurred: javax.jms.JMSException: Could not correlate
> acknowledgment with dispatched message: MessageAck {
> commandId = 6356, responseRequired = false, ackType = 0, consumerId =
> ID:lap-CKF6GH1-1920-1228931248429-2:0:1310:1, firstMessageId =
> ID:lap-CKF6GH1-2128-1228931452193-0:0:172:1:2, lastMessageId =
> ID:lap-CKF6GH1-2128-1228931452193-0:0:791:1:1, destination =
> queue://numbers, transactionId = null, messageCount = 24}
>     [java] javax.jms.JMSException: Could not correlate acknowledgment with
> dispatched message: MessageAck {commandId = 6356, responseRequired = false,
> ackType = 0, consumerId = ID:lap-CKF6GH1-1920-12
> 28931248429-2:0:1310:1, firstMessageId =
> ID:lap-CKF6GH1-2128-1228931452193-0:0:172:1:2, lastMessageId =
> ID:lap-CKF6GH1-2128-1228931452193-0:0:791:1:1, destination =
> queue://numbers, transactionId = null, messageCount = 24}
>     [java]     at
> org.apache.activemq.broker.region.PrefetchSubscription.acknowledge(PrefetchSubscription.java:304)
>     [java]     at
> org.apache.activemq.broker.region.AbstractRegion.acknowledge(AbstractRegion.java:373)
>     [java]     at
> org.apache.activemq.broker.region.RegionBroker.acknowledge(RegionBroker.java:462)
>     [java]     at
> org.apache.activemq.broker.TransactionBroker.acknowledge(TransactionBroker.java:194)
>     [java]     at
> org.apache.activemq.broker.BrokerFilter.acknowledge(BrokerFilter.java:74)
>     [java]     at
> org.apache.activemq.broker.BrokerFilter.acknowledge(BrokerFilter.java:74)
>     [java]     at
> org.apache.activemq.broker.MutableBrokerFilter.acknowledge(MutableBrokerFilter.java:85)
>     [java]     at
> org.apache.activemq.broker.TransportConnection.processMessageAck(TransportConnection.java:456)
>     [java]     at
> org.apache.activemq.command.MessageAck.visit(MessageAck.java:205)
>     [java]     at
> org.apache.activemq.broker.TransportConnection.service(TransportConnection.java:305)
>     [java]     at
> org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:179)
>     [java]     at
> org.apache.activemq.transport.ResponseCorrelator.onCommand(ResponseCorrelator.java:104)
>     [java]     at
> org.apache.activemq.transport.TransportFilter.onCommand(TransportFilter.java:68)
>     [java]     at
> org.apache.activemq.transport.vm.VMTransport.iterate(VMTransport.java:205)
>     [java]     at
> org.apache.activemq.thread.PooledTaskRunner.runTask(PooledTaskRunner.java:122)
>     [java]     at
> org.apache.activemq.thread.PooledTaskRunner$1.run(PooledTaskRunner.java:43)
>     [java]     at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>     [java]     at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>     [java]     at java.lang.Thread.run(Thread.java:619)
>
> ++++++++++++++++++++++
>
> Client:
> Exception in thread "Thread-930"
> java.lang.reflect.UndeclaredThrowableException
>  at $Proxy23.multiply(Unknown Source)
>  at org.apache.camel.example.client.PerfTest.run(PerfTest.java:118)
> Caused by: java.lang.reflect.InvocationTargetException
>  at
> org.apache.camel.component.bean.CamelInvocationHandler.invoke(CamelInvocationHandler.java:57)
>  ... 2 more
> Caused by: org.apache.camel.ExchangeTimedOutException: The OUT message was
> not received within: 20000 millis on the exchange: Exchange[Message:
> BeanInvocation public abstract int
> org.apache.camel.example.server.Multiplier.multiply(int) with [926]]]
>  at org.apache.camel.component.jms.JmsProducer.process(JmsProducer.java:221)
>  at
> org.apache.camel.component.bean.CamelInvocationHandler.invoke(CamelInvocationHandler.java:54)
>  ... 2 more
> --
> View this message in context: http://www.nabble.com/JMSxception-after-1300-concurrent-remote-invocations-tp20941053s22882p20941053.html
> Sent from the Camel - Development mailing list archive at Nabble.com.
>
>



-- 
James
-------
http://macstrac.blogspot.com/

Open Source Integration
http://fusesource.com/

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