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From "James Strachan" <james.strac...@gmail.com>
Subject Re: [activemq-user] AJAX support question
Date Sat, 29 Jul 2006 06:55:48 GMT
BTW I just noticed - the codehaus mail lists are no longer used -
please use the Apache Mailing Lists...

http://incubator.apache.org/activemq/mailing-lists.html

On 7/29/06, James Strachan <james.strachan@gmail.com> wrote:
> On 7/28/06, Vinicius Carvalho <java.vinicius@gmail.com> wrote:
> > Hello there! I'm planning to use AMQ ajax support in our chat based
> > application. I have a few questions though...
> > I read the overview of this feature and I'd like to know:
> >
> > How does AMQ binds clients to their destinations? Does it creates list
> > of messageListeners for each jsessionid?
>
> Yes
>
> > How does this scale if I have let's say 50 rooms with 30 users on
> > each? I'm concerned about the overhead of so many listeners.
>
> Listeners are very lightweight.
>
> > Has anyone used it in large scale? Is there performance charts for load tests?
>
> Yes - we're working with a customer on scaling out a large deployment
> right now. Current tests indicate a single JVM can handle
> 10,000-14,000 concurrent Ajax clients each using 30-40 JMS
> subscriptions (its a combined chat + real time portfolio view) and
> each client getting several messages per second
>
> --
>
> James
> -------
> http://radio.weblogs.com/0112098/
>


-- 

James
-------
http://radio.weblogs.com/0112098/

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