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From yaussy <yau...@cboe.com>
Subject Re: Controlling memory usage for persistent messages
Date Thu, 12 Oct 2006 20:19:08 GMT

OK, thanks.


rajdavies wrote:
> 
> Its not available from SVN  yet - but should be next week
> 
> cheers,
> 
> Rob
> On 12 Oct 2006, at 21:08, yaussy wrote:
> 
>>
>> 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.
>>>>
>>>
>>>
>>>
>>
>> -- 
>> View this message in context: http://www.nabble.com/Controlling- 
>> memory-usage-for-persistent-messages-tf2382626.html#a6783729
>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>>
> 
> 
> 

-- 
View this message in context: http://www.nabble.com/Controlling-memory-usage-for-persistent-messages-tf2382626.html#a6783911
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