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From Rafael Schloming <rafa...@redhat.com>
Subject Re: message and subscription doubts
Date Tue, 10 Feb 2009 21:10:12 GMT
GS.Chandra N wrote:
> Thanks for the replies Rafael.
> 
>> Rafael Schloming <rafaels@redhat.com> wrote:
>> Am I correct in thinking that the total number of subscriptions would be
> (600-800)*100, i.e. 60,000-80,000 queues? If so that may be a lot, but the
> C++ guys can probably give you more details.
> 
> No i was talking about 600-800 clients with 100 or so subscriptions on the
> same queue. So that still makes only 800 queues at the client and 800 of
> them at the server. Does AMQP require multiple queues for multiple
> subscriptions? or would a single HUGE subscription be the way to go ?
> 
> (Name = '*jones AND Address = *Melbourne) OR (Name = "*joneses AND
> Address=*Sydney) .......

You don't need multiple queues. A big match like above should work fine.

>> Without a fairly specialized setup I believe it would be difficult to
> precisely measure the latency at each point of conduct.
> 
> I do have a fairly specialized setup available to do precisely this as it
> would be daunting for my project to have a throughput / latency issue down
> the line. Are there any similar test notes that i can access?

Nothing I'm aware of, but others may know more.

--Rafael


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