[rabbitmq-discuss] adding consumers to existing queue

Mon Aug 2 14:27:59 BST 2010

Setting the prefetch_count solved the issue. I swear I had tried that
before, maybe just in the wrong location. Thanks for your help Andreas,
you reduced a lot of stress.

-----Original Message-----
From: Andreas Jung [mailto:lists at zopyx.com] 
Sent: Monday, August 02, 2010 12:10 AM
To: Robert Grey
Cc: rabbitmq-discuss at lists.rabbitmq.com
Subject: Re: [rabbitmq-discuss] adding consumers to existing queue

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Robert Grey wrote:
> I apologize if this question has been answered, I've searched the
mailing lists and google for a couple of days.
> 
> I'm using Python and py-amqplib to connect to a durable, non-auto-delete
queue. The consuming clients take a while to process message (~ 2 or 3
minutes) and I would like to increase and decrease clients dynamically to
respond to load. Unfortunately, it appears a currently connected client
blocks or holds all the messages that were added before new clients
connect. Is this correct behavior? Or is there some kind of setting I am
missing?
> 
> Thanks for any suggestions.
> 

Oh, it's here:

http://answerpot.com/showthread.php?438212-Controlling+rate+of+callbacks

- -aj
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