[Users] RE: [Serusers] Scalability in presence notification
vincent.luba at multitel.be
Fri Sep 9 12:35:08 CEST 2005
> -----Message d'origine-----
> De : Klaus Darilion [mailto:klaus.mailinglists at pernau.at]
> Envoyé : vendredi 9 septembre 2005 10:29
> À : Vincent Luba
> Cc : sip-implementors at cs.columbia.edu; serusers at iptel.org;
> users at openser.org
> Objet : Re: [Serusers] Scalability in presence notification
> simple server and high network traffic
> complicated server and low traffic and centralized features
> (buddy list...)
You're right in my case I'll have to use server based.
I've performed some load tests with SER and noticed that PUBLISH & SUBSCRIBE
requests uses lot of CPU power while NOTIFY request are not that cpu
> Additionally, you also have to consider SIP implementations.
> There are not thousands of SIP clients which supports all
> presence modes. Some clients supports end2end, some clients
> support server based. The same with SIP proxies.
> Conlusion. Get some clients and implement both scenarios and
> find the one which fits your needs.
I'll be using a GnomeMeeting mod client and server based presence should be
Thank you for you information,
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