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Date: Thu, 4 Oct 2007 23:04:11 -0700 (PDT)
From: rajdavies <rajdavies@gmail.com>
To: dev@activemq.apache.org
Subject: Re: Usage Manager for durable offline subscriber
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 <371F17F1-4FA1-44DC-8E22-F6B3EFD123D4@gmail.com>


oops - that's the latest- must drink coffee before reading email ;)
Any chance of a test case ?

cheers,

Rob

rajdavies wrote:
> 
> Hi Nicky,
> 
> which version is that?
> 
> 
> cheers,
> 
> Rob
> 
> http://rajdavies.blogspot.com/
> 
> 
> 
> On Oct 5, 2007, at 1:17 AM, Nicky Sandhu wrote:
> 
>>
>> On revision 581885 I turned on debug messages on Usage.java and the  
>> commented
>> lines of System.out on Message.java and I see the memory usage  
>> increase
>> beyond 100% to something like 16500%. This causes a problem for the  
>> next
>> thing that calls Usage.waitForSpace(timeout) and causes an  
>> indefinite hang
>>
>> The Usage.increaseUsage(value) does not check to see if it's full  
>> and so can
>> keep allocating even beyond 100%. This seems to be happening a lot  
>> from
>> Message.incrementReferenceCount() with no corresponding
>> Message.decrementReferenceCount() happening.
>>
>> In my case it happens when a publishing to a topic (~ 1000 msgs)  
>> with a
>> offline durable subscribe with multiple hard disconnects from the
>> subscriber.
>> -- 
>> View this message in context: http://www.nabble.com/Usage-Manager- 
>> for-durable-offline-subscriber-tf4572289s2354.html#a13051280
>> Sent from the ActiveMQ - Dev mailing list archive at Nabble.com.
>>
> 
> 
> 

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