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From yaussy <yau...@cboe.com>
Subject Re: Controlling memory usage for persistent messages
Date Thu, 12 Oct 2006 20:08:53 GMT

Thanks, Rob.  Is this in the current 4.1 build?  I will try it out...


rajdavies wrote:
> 
> keeping messages in memory  pending dispatch will be optional for the  
> 4.1 GA version of activemq
> 
> cheers,
> 
> Rob
> On 10 Oct 2006, at 13:22, terrytriple wrote:
> 
>>
>> Afraid I can't help with your question, but I'm looking for an  
>> answer to the
>> same question !
>>
>> We are thinking of moving from a JBossMQ solution to ActiveMQ --  
>> but having
>> the broker block/throw exceptions because it's out of memory due to it
>> holding all the messages in memory is a real problem for us.  With our
>> existing solution we sometimes have hundreds of thousands of messages
>> waiting around.
>>
>> anyway - looking forward to any reponse to this issue !
>>
>>
>> yaussy wrote:
>>>
>>> When sending persistent messages (durable topics) to a consumer,  
>>> and then
>>> the consumer goes away, AMQ 4.x broker consumes memory.  Is there  
>>> any way
>>> to configure how much it will attempt to keep in memory for  
>>> persistent
>>> messages??  Seems to me that's the point of having the persistence
>>> mechanism (i.e. derby or kaha or Oracle) - capacity at that level  
>>> is not
>>> an issue.  I can't have the Broker attempting to keep all messages  
>>> ready
>>> in memory for that failed consumer - it may run out of memory very
>>> quickly.
>>>
>>
>> -- 
>> View this message in context: http://www.nabble.com/Controlling- 
>> memory-usage-for-persistent-messages-tf2382626.html#a6735220
>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>>
> 
> 
> 

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