[JDEV] Some Performance issues

Justin Georgeson jgeorgeson at unboundtech.com
Thu Sep 26 14:22:54 CDT 2002

from August 26 to today, here are my averages

212253 presence packets: min 84, avg 154, max 2273
67431 message packets: min 88, avg 236, max 113145
11669 iq packets: min 81, avg 368, max 6373

Sizes are in bytes. Not sure how many clients are logged in on average.

Peter Millard wrote:
> [Note: Some questions skipped]
>>1)What is the minimum bandwidth a Jabber Client need to connect to
>>the Server???
> Minimum bandwidth?? Every client uses a long-lived tcp socket. I'm not sure
> we have stats on average packet length from clients. Perhaps others can
> comment about their # of simultaneous connections and what kind of
> connectivity they have.
>>3) Howmany concurrent users can use the latest version jabber-1.4.2.
>>server , which I downloaded from www.jabber.org????
> Currently, using the standard client connection module (pthsock), you'll be
> limited to 1000 connections. Newer client connection apps (like jadc2s) can
> handle more. Jadc2s for the 1.4.x servers can be found in cvs here:
> http://www.jabberstudio.org/cgi-bin/viewcvs.cgi/jabberd14/jadc2s/
>>4) Is there any limit in the number of users that can be added to a
>>buddy list??? Why I am asking this is , Yahoo Messenger allows only a
>>maximum of 100 users and it asks to remove a buddy if we tries to add
>>101th buddy. Is there any limitaiton in the Jabber Server.
> Nope.
>>5) Anybody started or planning to work on the VoIP module to be
>>included in the Jabber Technology???
> VoIP combined with jabber would happen out of band. Some folks out there
> have used jabber for session initiation, but I have not seen any protocol
> for doing this yet. It's a pretty trivial affair to encapsulate the Sess.
> Init stuff in normal jabber packets.
>>7) Is there any C# or VB.NET open source client available using
>>Jabber Technology???
> Checkout jabber-net.. a set of libs for client and component development:
> http://www.jabberstudio.org/projects/jabber-net/project/view.php
> pgm.
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Justin Georgeson
UnBound Technologies, Inc.
Main   713.329.9330
Fax    713.460.4051
Mobile 512.789.1962

5295 Hollister Road
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