Mailing-List: contact users-help@activemq.apache.org; run by ezmlm
Precedence: bulk
Reply-To: users@activemq.apache.org
Received-SPF: pass (athena.apache.org: domain of james.strachan@gmail.com
 designates 72.14.246.240 as permitted sender)
DomainKey-Signature: a=rsa-sha1; c=nofws;
        d=gmail.com; s=gamma;
        h=message-id:date:from:to:subject:in-reply-to:mime-version
         :content-type:content-transfer-encoding:content-disposition
         :references;
        b=kERb2nbP2PFlhBsODrJ+X498F+c8NEZvLIMzwuAJhuXFSJffKTD1znu1yQaiLKWshe
         PveQ0ohkXqE9sce1p3s7A0rZpOHHCe5GxnY5/kc1b+39AZcC29z4IPoFU/gF7tA2u45I
         RjqeIEKTt6JsWei4+o6F4t9tGzLo/NZpkA3D4=
Message-ID: <ec6e67fd0808270412n5787abado13313679d4b9edfb@mail.gmail.com>
Date: Wed, 27 Aug 2008 12:12:03 +0100
From: "James Strachan" <james.strachan@gmail.com>
To: users@activemq.apache.org
Subject: Re: Out of memory exception in ActiveMQ
In-Reply-To: <19178729.post@talk.nabble.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
References: <19176596.post@talk.nabble.com>
	 <ec6e67fd0808270222v556e5ec1m41c1cdba3b65800a@mail.gmail.com>
	 <19178729.post@talk.nabble.com>

Try increase your heap; as a broker and mule server and JMS client is
gonna use up RAM.

To reduce the memory overhead of the JMS client you can reduce the prefetch...
http://activemq.apache.org/what-is-the-prefetch-limit-for.html

the out of the box broker config should be fine but if you're really
short of RAM you can reduce the usageManager settings


2008/8/27 Manupriya <manupriya.sinha@gmail.com>:
>
> Hi,
> We are using following -
>
> 1. ActiveMQ 5.1
> 2. I have not set JVM heap to any value.
> 3. We are running a mule server.
> 4. Both the consumer and broker are using the same JVM.
>
> Thanks,
> Manu
>
>
> James.Strachan wrote:
>>
>> Which version are you using? What did you set your JVM heap to? Which
>> JVM got the OOM exception, the broker or the consumer?
>>
>> This document helps you get better help quicker
>> http://activemq.apache.org/support.html
>>
>> 2008/8/27 Manupriya <manupriya.sinha@gmail.com>:
>>>
>>> Hi,
>>>
>>> We have the following requirement -
>>>
>>> 1. We read a flat file that has around 2 million rows.
>>> 2. For each row we do some processing and create a JMS message and put it
>>> in
>>> an ActiveMQ topic.
>>> 3. We have a consumer that consumes each of there messages and then does
>>> some processing.
>>> 4. We need the topic to be able to handle around 2 million messages.
>>>
>>> I am getting memory out of bound exception after 30000 messages are
>>> created
>>> and put on the topic.
>>>
>>> We are assuming, as there are only one consumer for the topic, messages
>>> should be removed from the topic once it is consumed.
>>>
>>> Thanks,
>>> Manupriya
>>> --
>>> View this message in context:
>>> http://www.nabble.com/Out-of-memory-exception-in-ActiveMQ-tp19176596p19176596.html
>>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>>>
>>>
>>
>>
>>
>> --
>> James
>> -------
>> http://macstrac.blogspot.com/
>>
>> Open Source Integration
>> http://open.iona.com
>>
>>
>
> --
> View this message in context: http://www.nabble.com/Out-of-memory-exception-in-ActiveMQ-tp19176596p19178729.html
> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>
>


-- 
James
-------
http://macstrac.blogspot.com/

Open Source Integration
http://open.iona.com