[ejabberd] How do conference rooms scale?

Peter Saint-Andre stpeter at jabber.org
Wed May 10 01:18:48 MSD 2006

I've had some discussions with some people who are interested in very
large conference rooms distributed across services, but the protocols
for that kind of mirroring or sharing have not yet been worked out. 


On Tue, May 09, 2006 at 07:39:54PM +0100, Joel Reymont wrote:
> Paul,
> You are assuming that all the users would be visible in the  
> conference room. I'm thinking of a bunch of MUC servers all having  
> the same JID and implementing the same conference room. You can have  
> a manageable number of users in each and messages from other servers  
> could come from a hidden user or admin or something like that.
> I'm not trying to implement a chat per se, I'm just piggybacking on  
> the XMPP protocol.
> On May 9, 2006, at 7:27 PM, Paul Vixie wrote:
> >>I want to implement "conference rooms" with hundreds of thousands  
> >>of  users
> >>in them where very few would be "typing" and most would be   
> >>listening.
> >
> >just downloading the roster would take a megabyte or more per  
> >user.  this
> >can't scale for reasons unrelated to ejabberd.

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