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From "James Strachan" <james.strac...@gmail.com>
Subject Re: Broker used up the memory
Date Mon, 25 Sep 2006 09:04:44 GMT
If you look in activemq.xml you should see an uncommented chunk of XML
for configuring the MySQL JDBC details

On 9/25/06, HU <gong_pu@hotmail.com> wrote:
>
> I am a beginner in ActiveMQ. Could you please tell me how to use ActiveMQ
> with MySQL DB.
>
> HU
>
> James.Strachan wrote:
> >
> > Try increasing your heap size via java -Xmx=512m or something. If you
> > want to reduce your RAM footprint use the <usageManager> element and
> > try using a database in another process (MySQL/Postgresql) rather than
> > the embedded Derby.
> >
> >
> > On 9/22/06, HU <gong_pu@hotmail.com> wrote:
> >>
> >> I did a test as below:
> >> 1, use below codes to start a broker thread that only create 2 queues:
> >>
> >> BrokerService broker = new BrokerService();
> >> broker.addConnector("tcp://localhost:61616");
> >> broker.start();
> >> ActiveMQConnectionFactory connectionFactory;
> >> connectionFactory = new ActiveMQConnectionFactory(
> >> "failover:tcp://localhost:61616");
> >>
> >> 2, create a sender thread and  a consumer thread which use the 2 queues.
> >> 3, Send a mesesage from sender thread through a queue then receive the
> >> message on the consumer thread.
> >> 4, Send a message from consumer thread through another queue and recieve
> >> the
> >> message on the sender thread.
> >> 5, repeat 3 and 4.
> >>
> >> After send about 380 messages from sendder thread, an error occurred on
> >> the
> >> broker thread which is:
> >> Thread[ActiveMQ Transport server: tcp//XXX:61616]( Interrupting...
> >> (Exception OutOfMemoryError)
> >>  OpenWireFormat.<int>(int) Line:62
> >> ....
> >>
> >> Could someone tell me please how to resolve the problem.
> >> --
> >> View this message in context:
> >> http://www.nabble.com/Broker-used-up-the-memory-tf2316972.html#a6444443
> >> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
> >>
> >>
> >
> >
> > --
> >
> > James
> > -------
> > http://radio.weblogs.com/0112098/
> >
> >
>
> --
> View this message in context: http://www.nabble.com/Broker-used-up-the-memory-tf2316972.html#a6482630
> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>
>


-- 

James
-------
http://radio.weblogs.com/0112098/

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