activemq-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Gaurav Sharma <gaurav.cs.sha...@gmail.com>
Subject Re: ActiveMQ Broker Scheduler unable to create new native thread
Date Sat, 22 Sep 2012 02:32:39 GMT
For starters, simply give it more heap. So, increase heap as a step function (1G, 1.5G, 2G...)
and measure throughput. Throughput sustenance will also depend on message size and how well
both the broker and clients keep up.

On Sep 21, 2012, at 18:49, jockeyyan <jockeyyan@gmail.com> wrote:

> Dear Gaurav:
> 
> The configuration parameters of my broker as following:
> ---------------------------------------------------------------------------------------------------
> ACTIVEMQ_OPTS=-Xmx512M
> -Dorg.apache.activemq.UseDedicatedTaskRunner=false
> -Djava.util.logging.config.file=logging.properties -Xss256k
> ---------------------------------------------------------------------------------------------------
> There are 1 CPU of 4 kernels and 6G memory on this machine, and no
> other app is running.
> 
> 
> 2012/9/21 Gaurav Sharma [via ActiveMQ]
> <ml-node+s2283324n4656820h83@n4.nabble.com>:
>> How much heap have we given to the broker and what else is running on the
>> same machine? Also, just fire up jconsole, attach to the process and watch
>> allocations, threads and cpu - should give a clue. v5.6 is the current
>> release, so, upgrade if possible.
>> 
>> On Sep 20, 2012, at 23:34, jockeyyan <[hidden email]> wrote:
>> 
>>> Hi:
>>> 
>>> I am using ActiveMQ 5.4.3 to make some loading test. I created one
>>> producer,
>>> one broker and one consumer with Spring JAX-WS config. The producer invoke
>>> the functions to send messages to broker continuously and the consumer
>>> just
>>> receive and echo.
>>> Everything is OK at beginning. After invoke many times(about 2000 to
>>> 3000),
>>> the broker is crashed and display the following error message, Does anyone
>>> could help me fingure out what the matter of the broker is?
>>> 
>>> 
>>> --------------------------------------------------------------------------------------------------
>>> Exception in thread "ActiveMQ Broker[localhost] Scheduler"
>>> java.lang.OutOfMemory
>>> Error: unable to create new native thread
>>>       at java.lang.Thread.start0(Native Method)
>>>       at java.lang.Thread.start(Thread.java:640)
>>>       at
>>> java.util.concurrent.ThreadPoolExecutor.addIfUnderMaximumPoolSize(Thr
>>> eadPoolExecutor.java:727)
>>>       at
>>> java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.ja
>>> va:657)
>>>       at
>>> org.apache.activemq.thread.PooledTaskRunner.wakeup(PooledTaskRunner.j
>>> ava:76)
>>>       at
>>> org.apache.activemq.broker.region.Queue.asyncWakeup(Queue.java:1637)
>>>       at
>>> org.apache.activemq.broker.region.Queue.expireMessages(Queue.java:773
>>> )
>>>       at
>>> org.apache.activemq.broker.region.Queue.access$100(Queue.java:83)
>>>       at org.apache.activemq.broker.region.Queue$2.run(Queue.java:123)
>>>       at
>>> org.apache.activemq.thread.SchedulerTimerTask.run(SchedulerTimerTask.
>>> java:33)
>>>       at java.util.TimerThread.mainLoop(Timer.java:512)
>>>       at java.util.TimerThread.run(Timer.java:462)
>>> 
>>> --------------------------------------------------------------------------------------------------
>>> 
>>> The config of my consumer as following:
>>> 
>>> --------------------------------------------------------------------------------------------------
>>> <bean id="jmsConnectionFactory"
>>> class="org.springframework.jms.connection.CachingConnectionFactory">
>>>   <property name="targetConnectionFactory">
>>>       <bean class="org.apache.activemq.ActiveMQConnectionFactory">
>>>           <property name="brokerURL" value="tcp://localhost:61616" />
>>>       </bean>
>>>   </property>
>>>   <property name="sessionCacheSize" value="50" />
>>> </bean>
>>> 
>>> <bean id="jmsConfig" class="org.apache.cxf.transport.jms.JMSConfiguration"
>>>   p:connectionFactory-ref="jmsConnectionFactory"
>>>   p:targetDestination="test.queue"
>>> />
>>> 
>>> 
>>>   <jaxws:endpoint xmlns:customer="http://customerservice.example.com/"
>>>       id="CustomerServiceHTTP" address="jms://"
>>> 
>>> implementor="com.example.customerservice.server.CustomerServiceImpl">
>>>       <jaxws:features>
>>>           <bean class="org.apache.cxf.feature.LoggingFeature" />
>>>           <bean class="org.apache.cxf.transport.jms.JMSConfigFeature"
>>> p:jmsConfig-ref="jmsConfig" />
>>>       </jaxws:features>
>>>   </jaxws:endpoint>
>>> 
>>> --------------------------------------------------------------------------------------------------
>>> 
>>> The config of my producer as following:
>>> 
>>> --------------------------------------------------------------------------------------------------
>>> <bean id="jmsConnectionFactory"
>>> class="org.springframework.jms.connection.SingleConnectionFactory">
>>>   <property name="targetConnectionFactory">
>>>       <bean class="org.apache.activemq.ActiveMQConnectionFactory">
>>>           <property name="brokerURL" value="tcp://localhost:61616" />
>>>       </bean>
>>>   </property>
>>> </bean>
>>> 
>>> <bean id="jmsConfig" class="org.apache.cxf.transport.jms.JMSConfiguration"
>>>   p:connectionFactory-ref="jmsConnectionFactory"
>>>   p:targetDestination="test.queue"
>>> />
>>> 
>>>   <jaxws:client id="customerService"
>>>       address="jms://"
>>>       serviceClass="com.example.customerservice.CustomerService">
>>>       <jaxws:features>
>>>           <bean class="org.apache.cxf.feature.LoggingFeature" />
>>>           <bean class="org.apache.cxf.transport.jms.JMSConfigFeature"
>>> p:jmsConfig-ref="jmsConfig" />
>>>       </jaxws:features>
>>>   </jaxws:client>
>>> 
>>> --------------------------------------------------------------------------------------------------
>>> 
>>> Jockey Yan
>>> 
>>> 
>>> 
>>> 
>>> --
>>> View this message in context:
>>> http://activemq.2283324.n4.nabble.com/ActiveMQ-Broker-Scheduler-unable-to-create-new-native-thread-tp4656787.html
>>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>> 
>> 
>> ________________________________
>> If you reply to this email, your message will be added to the discussion
>> below:
>> http://activemq.2283324.n4.nabble.com/ActiveMQ-Broker-Scheduler-unable-to-create-new-native-thread-tp4656787p4656820.html
>> To unsubscribe from ActiveMQ Broker Scheduler unable to create new native
>> thread, click here.
>> NAML
> 
> 
> 
> -- 
> 闫继培
> Jockey Yan
> 
> Email: jockeyyan@gmail.com
> Mobile: 13601186611
> 
> 
> 
> 
> --
> View this message in context: http://activemq.2283324.n4.nabble.com/ActiveMQ-Broker-Scheduler-unable-to-create-new-native-thread-tp4656787p4656827.html
> Sent from the ActiveMQ - User mailing list archive at Nabble.com.

Mime
View raw message