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From Christian Posta <christian.po...@gmail.com>
Subject Re: ActiveMQ client app hold unexpectedly!!!
Date Tue, 16 Jul 2013 11:36:44 GMT
This means the client didn't' receive a response from the broker.
Did the broker producer flow control this client? ie, was the destination
to which the client sending full?


On Tue, Jul 16, 2013 at 7:23 AM, lzr <jswqne@163.com> wrote:

> Dear all,
>
>
> I found a one of the ActiveMQ thread got stuck unexpectedly for several
> days. Customer was very angry to the ActiveMQ for the bad behavior. Did
> anybody experienced this issue? It would be much appreciated if any clue!!!
> My application is normal Java JMS application like the following:
> new ActiveMQConnectionFactory.
> create Connection;
> conn.start.
> create session.
> create destination, producer and message
> send messages
> commit;
> conn.close.
>
>
> The follows is the stack when I looked into it with debug tools:
>
> sun.misc.Unsafe.park(Native Method)
>
> java.util.concurrent.locks.LockSupport.park(LockSupport.java:169)
>
>
> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1787)
>
> java.util.concurrent.ArrayBlockingQueue.take(ArrayBlockingQueue.java:356)
>
>
> org.apache.activemq.transport.FutureResponse.getResult(FutureResponse.java:40)
>
>
> org.apache.activemq.transport.ResponseCorrelator.request(ResponseCorrelator.java:80)
>
>
> org.apache.activemq.ActiveMQConnection.syncSendPacket(ActiveMQConnection.java:1233)
>
>
> org.apache.activemq.ActiveMQConnection.ensureConnectionInfoSent(ActiveMQConnection.java:1339)
>
> org.apache.activemq.ActiveMQConnection.start(ActiveMQConnection.java:488)
>
> nc.bs.mqv2.mmgp.mq.UFMQProcessor.getConnection(UFMQProcessor.java:487)
>
> nc.bs.mqv2.mmgp.mq.UFMQProcessor.getConnection(UFMQProcessor.java:462)
>
>
> nc.bs.mqv2.mmgp.mq.UFMQProcessor.sendSerializedObjMsg(UFMQProcessor.java:128)
>
>
> nc.bs.mqv2.meam.mq.sendbasedatas.AbstractMeamBDSyncService.sendBaseData(AbstractMeamBDSyncService.java:64)
>
>
> nc.bs.mqv2.mes.bd.mq.basedoc.AbstractBDServerSendService.dosendDataProcess(AbstractBDServerSendService.java:213)
>
>
> nc.bs.mqv2.mes.bd.mq.basedoc.AbstractBDServerSendService.sendDatas(AbstractBDServerSendService.java:62)
>
>
> nc.impl.mqv2.mes.bd.mq.SyncSendServiceImpl.ncserverSendDatas(SyncSendServiceImpl.java:58)
>
> nc.gejb.meam.cmt.MeamEjbBean.ncserverSendDatas(MeamEjbBean.java:8741)
>
> nc.gejb.meam.cmt.EJSLocalStatelessnc_gejb_meam_cmt_Meam_b44269e7.ncserverSendDatas(Unknown
> Source)
>
> sun.reflect.GeneratedMethodAccessor447.invoke(Unknown Source)
>
>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>
> java.lang.reflect.Method.invoke(Method.java:615)
>
>
> nc.bs.framework.ejb.AbstractEJBServiceHandler.invoke(AbstractEJBServiceHandler.java:56)
>
>
> nc.bs.framework.ejb.AbstractEJBServiceHandler.invoke(AbstractEJBServiceHandler.java:34)
>
> $Proxy58.ncserverSendDatas(Unknown Source)
>
>
> nc.bs.mqv2.meam.mq.task.DoSendBaseDataTaskUtil.runTask(DoSendBaseDataTaskUtil.java:63)
>
>
> nc.bs.mqv2.meam.mq.task.NCServerBaseDatasSendTask.executeTask(NCServerBaseDatasSendTask.java:26)
>
>
> nc.bs.pub.taskcenter.BgBizsPluginProcess.callBusinessPlugin(BgBizsPluginProcess.java:43)
>
> nc.bs.pub.pa.read.TaskBodyBase.callBizsPlugin(TaskBodyBase.java:188)
>
> nc.bs.pub.pa.read.TaskBodyBase.callBusinessPlugin(TaskBodyBase.java:174)
>
> nc.bs.pub.pa.read.TaskBodyBase.createMetaMsg(TaskBodyBase.java:95)
>
> nc.bs.pub.pa.read.TaskBodyBase.createAndSendMessage(TaskBodyBase.java:41)
>
> nc.bs.pub.taskcenter.BackgroundTaskBody.execute(BackgroundTaskBody.java:47)
>
>
> nc.impl.uap.scheduler.ExecutorServiceImpl.executeTask_RequiresNew(ExecutorServiceImpl.java:27)
>
>
> nc.itf.uap.mw.MwBizEJBEjbBean.executeTask_RequiresNew(MwBizEJBEjbBean.java:1682)
>
> nc.itf.uap.mw.EJSLocalStatelessnc_itf_uap_mw_MwBizEJB_f98e92a8.executeTask_RequiresNew(Unknown
> Source)
>
> sun.reflect.GeneratedMethodAccessor1036.invoke(Unknown Source)
>
>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>
> java.lang.reflect.Method.invoke(Method.java:615)
>
>
> nc.bs.framework.ejb.AbstractEJBServiceHandler.invoke(AbstractEJBServiceHandler.java:56)
>
>
> nc.bs.framework.ejb.AbstractEJBServiceHandler.invoke(AbstractEJBServiceHandler.java:34)
>
> $Proxy39.executeTask_RequiresNew(Unknown Source)
>
> nc.bs.uap.scheduler.impl.TaskExecutor.executeTask(TaskExecutor.java:110)
>
> nc.bs.uap.scheduler.impl.TaskExecutor.run(TaskExecutor.java:75)
>
> nc.bs.framework.execute.Executor$1.run(Executor.java:80)
>
> nc.bs.framework.execute.commonj.impl.WorkAdaptor.run(WorkAdaptor.java:29)
>
> com.ibm.ws.asynchbeans.J2EEContext.run(J2EEContext.java:1114)
>
>
> com.ibm.ws.asynchbeans.WorkWithExecutionContextImpl.go(WorkWithExecutionContextImpl.java:195)
>
> com.ibm.ws.asynchbeans.CJWorkItemImpl.run(CJWorkItemImpl.java:187)
>
> com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1469)
>
>
>
>
> Best regards,
>
> Zhuran Li




-- 
*Christian Posta*
http://www.christianposta.com/blog
twitter: @christianposta

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