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From shridharv <>
Subject Re: Consumer Receive hangs
Date Thu, 07 May 2009 06:27:13 GMT

Found the problem and Solution

The number of outstanding messages received by a consumer and not committed
is dependent on the amount of memory allowed by MemUsageLimit.

Once I upped things began to hum again.

shridharv wrote:
> Our consumer stops receiving further messages around 1000 messages. 
> A commit has not been done at this point, as the consumer is waiting to
> get a whole batch of messages before processing them and then doing a
> Session.Commit. We need the ability to keep the Commit pending until we
> get even upto 10,000 messages.
> AmQ 5.2 in Windows, Java consumer, SESSION_TRANSACTED, Kaha, Queue,
> -Xmx512M, CacheEnabled=true,CacheSize=8192, Single Consumer on the Queue,
> prefetchsize=0

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