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From Dejan Bosanac <de...@nighttale.net>
Subject Re: Queue/Message Fairness as oppose to Client Fairness
Date Mon, 04 Apr 2011 09:35:41 GMT
Try setting small prefetch size (1 or so) so that broker doesn't try to send
a lot of messages from the queue to the consumer in advance. That might help
a bit

http://activemq.apache.org/what-is-the-prefetch-limit-for.html

Regards
-- 
Dejan Bosanac - http://twitter.com/dejanb
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On Sun, Apr 3, 2011 at 8:55 AM, kapitalx <ali@pagerduty.com> wrote:

> I have 1 broker, 1 consumer, many queues. the queues are arbitrary such as
> ACCOUNT_ID.1 ACCOUNT_ID.2 etc. I'm trying to avoid 1 account flooding its
> queue and starving the other accounts.
>
> If the queues look like this (items in array are the messages)
>
> ACCOUNT_ID.1 = [ 1a, 1b, 1c, 1d ]
> ACCOUNT_ID.2 = [ 2a, 2b, 2c, 2d ]
> ACCOUNT_ID.3 = [ 3a, 3b, 3c, 3d ]
>
> I want the consumer to receive messages in a fair order such as = 1a, 2a,
> 3a, 1b, 2b, 3b, ...
>
> roundRobinDispatchPolicy does not achieve this, it seems to be designed to
> alternate messages between multiple consumers, but the single consume will
> just receive = 1a, 1b, 1c, 1d, 2a, 2b ...
>
> How would I do this?
>
> Thanks.
>
> --
> View this message in context:
> http://activemq.2283324.n4.nabble.com/Queue-Message-Fairness-as-oppose-to-Client-Fairness-tp3423122p3423122.html
> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>

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