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From Dejan Bosanac <de...@nighttale.net>
Subject Re: ActiveMQ 5.6, IllegalStateException, MessageServlet.java:368
Date Wed, 27 Jun 2012 12:10:41 GMT
It'd be good to have a test case that can reproduce it. It's best to
raise a Jira for this and attach the test (in any form).


Regards
--
Dejan Bosanac
Senior Software Engineer | FuseSource Corp.
dejanb@fusesource.com | fusesource.com
skype: dejan.bosanac | twitter: @dejanb
blog: http://www.nighttale.net
ActiveMQ in Action: http://www.manning.com/snyder/


On Wed, Jun 27, 2012 at 1:52 PM, Steve.V. <stephen.vincent@sas.com> wrote:
> I don't think it was the encoding issue.  I now suspect it encounters trouble
> in a low-memory situation.  I have a test case I run on my PC that POSTs a
> number of messages and then GETs them back off of the queue.  If I keep the
> number of messages under 650, I can run it over and over again without
> problems.  When I attempt more, it may work, but most times I encounter
> trouble.  When using 5.4.3, it reports:
>
> 2012-06-27 07:33:02,544 | DEBUG | Async client internal exception occurred
> with no exception listener registered: java.lang.IllegalStateException:
> DISPATCHED,initial | org.apache.activemq.ActiveMQConnection | ActiveMQ
> Session: ID:d22275-4106-1340794703957-2:37:1
> java.lang.IllegalStateException: DISPATCHED,initial
>        at
> org.eclipse.jetty.server.AsyncContinuation.dispatch(AsyncContinuation.java:364)
>        at
> org.eclipse.jetty.server.AsyncContinuation.resume(AsyncContinuation.java:769)
>        at
> org.apache.activemq.web.MessageServlet$Listener.onMessageAvailable(MessageServlet.java:368)
>        at
> org.apache.activemq.ActiveMQMessageConsumer.dispatch(ActiveMQMessageConsumer.java:1250)
>        at
> org.apache.activemq.ActiveMQSessionExecutor.dispatch(ActiveMQSessionExecutor.java:134)
>        at
> org.apache.activemq.ActiveMQSessionExecutor.iterate(ActiveMQSessionExecutor.java:205)
>        at
> org.apache.activemq.thread.DedicatedTaskRunner.runTask(DedicatedTaskRunner.java:98)
>        at
> org.apache.activemq.thread.DedicatedTaskRunner$1.run(DedicatedTaskRunner.java:36)
>
> Shortly before the trouble, I start seeing some messages like this:
>
> 2012-06-27 07:33:01,435 | DEBUG | Main:memory:queue://myqueue:memory: usage
> change from: 67% of available memory, to: 68% of available memory |
> org.apache.activemq.usage.Usage | VMTransport: vm://localhost#71
>
> When using 5.6.0, the exception call stack is:
>
> 2012-06-27 07:44:04,007 | DEBUG | Async client internal exception occurred
> with no exception listener registered: java.lang.IllegalStateException:
> REDISPATCHING,initial,resumed | org.apache.activemq.ActiveMQConnection |
> ActiveMQ Session Task-2
> java.lang.IllegalStateException: REDISPATCHING,initial,resumed
>        at
> org.eclipse.jetty.server.AsyncContinuation.dispatch(AsyncContinuation.java:403)
>        at
> org.eclipse.jetty.server.AsyncContinuation.resume(AsyncContinuation.java:810)
>        at
> org.apache.activemq.web.MessageServlet$Listener.onMessageAvailable(MessageServlet.java:368)
>        at
> org.apache.activemq.ActiveMQMessageConsumer.dispatch(ActiveMQMessageConsumer.java:1320)
>        at
> org.apache.activemq.ActiveMQSessionExecutor.dispatch(ActiveMQSessionExecutor.java:131)
>        at
> org.apache.activemq.ActiveMQSessionExecutor.iterate(ActiveMQSessionExecutor.java:202)
>        at
> org.apache.activemq.thread.PooledTaskRunner.runTask(PooledTaskRunner.java:122)
>        at
> org.apache.activemq.thread.PooledTaskRunner$1.run(PooledTaskRunner.java:43)
>        at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>        at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>        at java.lang.Thread.run(Thread.java:619)
>
>
>
>
> -----
> Stephen Vincent
> --
> View this message in context: http://activemq.2283324.n4.nabble.com/ActiveMQ-5-6-IllegalStateException-MessageServlet-java-368-tp4651797p4653612.html
> Sent from the ActiveMQ - User mailing list archive at Nabble.com.

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