[ejabberd] Benchmarking problems

Evgeniy Khramtsov hev at sbyt.amur.elektra.ru
Wed Oct 11 16:26:42 MSD 2006

Mario Camou R пишет:

> I'm trying to run some benchmarks using Jabsimul as per the guide at 
> http://ejabberd.jabber.ru/benchmark. I am running ejabberd 1.1.1 on a 
> CentOS 4.x box (stock kernel 2.6.9) on erlang R11B. I have set a 
> ulimit of 10000 for ejabberd and 16000 for the shell where I'm running 
> Jabsimul. A cat on /proc/sys/kernel/file-max gives 25078. I am using 
> the stock CentOS PostgreSQL 7.4.13 as the Wildfire data storage and 
> the stock OpenLDAP 2.2.13 for authentication.
> I am trying to benchmark 1500 simultaneous connections. Jabsimul goes 
> up to about 1030-1040 connections (I can't see the exact number 
> because it changes very rapidly) and then starts getting "Connection 
> reset by peer" errors. The number of established connections then 
> continues to go up to about 1240-1250 and then oscillates but with a 
> general downward trend.

Do you have any errors in ejabberd's logs? Did you try another auth_type 
(not ldap)?

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