[Operators] Server Software Choice

Mickael Remond mickael.remond at process-one.net
Fri Apr 24 08:07:46 CDT 2009


Jonathan Schleifer wrote:

> Am 24.04.2009 um 10:52 schrieb Mickael Remond:
>> On this specific topic, for those interested, we manage to run decent
>> corporate server (more than 500 concurrent users) on a Linux PDA.
> ejabberd only performs without TLS. If you enable TLS, it eats
> gigantic sums of RAM. For example, for only 10 online users, it eats
> 90 MB for me (all using TLS, cert is 4096 bit). I really doubt that
> 500 users using TLS will work on for example Christophes Zaurus (I
> guess this is what you are referring to, right?) ;).

This is something we have optimised already.

> Same for PubSub in ejabberd, it doesn't scale very well, too. 2 days
> ago, mod_caps would eat 100% CPU for a very long time on my server,
> with only a few users. But fortunately, Christophe started rewriting
> it :).

Same as well. We have a relational version and we have put lots of
optimisation. Latest version performs well.

Mickaël Rémond

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