I also see following exception after few successful message processing. Exception: 2014-02-03 13:10:26,543 | INFO | The connection to 'tcp://xx.xxx.xxx.xxx:48772' is taking a long time to shutdown. | org.apache.activemq.broker.TransportConnection | ActiveMQ Transport: tcp:///xx.xxx.xxx.xxx:42472@61616
are these exception releted? thanks, chirag On Mon, Feb 3, 2014 at 11:58 AM, Chirag Pujara <chiragpuj...@gmail.com>wrote: > I have activemq setup with replicated leveldb and zookeeper. > > > I see these exception in activemq. > > 2014-02-03 10:55:47,673 | WARN | Async error occurred: | > org.apache.activemq.broker.TransportConnection.Service | ActiveMQ > Transport: tcp:///[ip-address]:37297@61616 > javax.jms.JMSException: Unmatched acknowledge: MessageAck {commandId = > 18966, responseRequired = false, ackType = 2, consumerId = > ID:[host]-36009-1391392374821-0:2:2:1, firstMessageId = > ID:[clinet-host]-48566-1391392305331-0:2:14:1:131, lastMessageId = > ID:[client-host]-48566-1391392305331-0:2:14:1:131, destination = > queue://JMSHealthCheckDestination, transactionId = > TX:ID:[client-host-2]-36009-1391392374821-0:2:6319, messageCount = 1, > poisonCause = null}; Could not find Message-ID > ID:[client-host-1]-48566-1391392305331-0:2:14:1:131 in dispatched-list > (start of ack) > at > org.apache.activemq.broker.region.PrefetchSubscription.assertAckMatchesDispatched(PrefetchSubscription.java:480) > at > org.apache.activemq.broker.region.PrefetchSubscription.acknowledge(PrefetchSubscription.java:212) > at > org.apache.activemq.broker.region.AbstractRegion.acknowledge(AbstractRegion.java:416) > at > org.apache.activemq.broker.region.RegionBroker.acknowledge(RegionBroker.java:457) > at > org.apache.activemq.broker.BrokerFilter.acknowledge(BrokerFilter.java:82) > at > org.apache.activemq.broker.BrokerFilter.acknowledge(BrokerFilter.java:82) > at > org.apache.activemq.broker.TransactionBroker.acknowledge(TransactionBroker.java:277) > at > org.apache.activemq.broker.MutableBrokerFilter.acknowledge(MutableBrokerFilter.java:92) > at > org.apache.activemq.broker.TransportConnection.processMessageAck(TransportConnection.java:479) > at > org.apache.activemq.command.MessageAck.visit(MessageAck.java:236) > at > org.apache.activemq.broker.TransportConnection.service(TransportConnection.java:295) > at > org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:152) > at > org.apache.activemq.transport.MutexTransport.onCommand(MutexTransport.java:50) > at > org.apache.activemq.transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java:113) > at > org.apache.activemq.transport.AbstractInactivityMonitor.onCommand(AbstractInactivityMonitor.java:270) > at > org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:83) > at > org.apache.activemq.transport.tcp.TcpTransport.doRun(TcpTransport.java:214) > at > org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:196) > > > I also see this exception: > > 2014-02-03 10:55:54,169 | WARN | Transport Connection to: > tcp://[ip]:46789 failed: java.io.EOFException | > org.apache.activemq.broker.TransportConnection.Transport | ActiveMQ > Transport: tcp:///[ip]:46789@61616 > > I am not sure what is causing this exception. But suddenly messges start > going to DLQ and doesnt get processes in from queues. > > any suggestion where to start toubleshoot. I dont see any exception in > zookeeper. > > thanks, > chirag > > > >