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From jzhang1 <jian.zh...@etrade.com>
Subject Re: ActiveMQ : java.lang.OutOfMemoryError: unable to create new native thread
Date Tue, 17 Jul 2007 20:39:58 GMT

Yes. I am jmx monitoring. Upload the screenshot







rajdavies wrote:
> 
> can you monitor the server using jmx - to see how many threads/ 
> sockets are being used ?
> 
> On Jul 17, 2007, at 8:36 PM, jzhang1 wrote:
> 
>>
>> ActiveMQ gurus
>>
>> ActiveMQ version 4.1.0. It always crash after runing about 8 hours. I
>> changed java heap and stack memory -Xmx -Xss. But it never helps.  The
>> machine is 4G memory and 4 processors. The MQ messages arrive and  
>> consume
>> every minute. No message accumulation in the queue.
>>
>>
>> Exception in thread "ActiveMQ Transport Server:
>> stomp://release1m3.****.com:61613" java.lang.OutOfMemoryError:  
>> unable to
>> create new native thread
>>         at java.lang.Thread.start0(Native Method)
>>         at java.lang.Thread.start(Thread.java:574)
>>         at
>> org.apache.activemq.thread.DedicatedTaskRunner.<init> 
>> (DedicatedTaskRunner.java:45)
>>         at
>> org.apache.activemq.thread.TaskRunnerFactory.createTaskRunner 
>> (TaskRunnerFactory.java:77)
>>         at
>> org.apache.activemq.broker.TransportConnection.<init> 
>> (TransportConnection.java:166)
>>         at
>> org.apache.activemq.broker.jmx.ManagedTransportConnection.<init> 
>> (ManagedTransportConnection.java:55)
>>         at
>> org.apache.activemq.broker.jmx.ManagedTransportConnector.createConnect 
>> ion(ManagedTransportConnector.java:56)
>>         at
>> org.apache.activemq.broker.TransportConnector$1.onAccept 
>> (TransportConnector.java:147)
>>         at
>> org.apache.activemq.transport.tcp.TcpTransportServer.run 
>> (TcpTransportServer.java:167)
>>         at java.lang.Thread.run(Thread.java:595)
>>
>> -- 
>> View this message in context: http://www.nabble.com/ActiveMQ-%3A- 
>> java.lang.OutOfMemoryError%3A-unable-to-create-new-native-thread- 
>> tf4099069s2354.html#a11656339
>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>>
> 
> 
> 
http://www.nabble.com/file/p11657296/jmx.jpg 
-- 
View this message in context: http://www.nabble.com/ActiveMQ-%3A-java.lang.OutOfMemoryError%3A-unable-to-create-new-native-thread-tf4099069s2354.html#a11657296
Sent from the ActiveMQ - User mailing list archive at Nabble.com.


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