Problem with LOAD of System

[Matthias Reinhardt]

Hi evrybdy,

This is a irssi output of my load ...
Host 'daisy', running Linux 2.6.12-8-k7 - Cpu0: AMD Athlon 1533 MHz; Up: 
4d+7:57; Users: 3; Load: 808.25; Free: [Mem: 6/504 Mio] [Swap: 178/976 Mio] 
[/: 13939/18778 Mio] [/boot: 70/89 Mio] [/download: 24920/43696 Mio] [/home: 
12450/14076 Mio]

Three days ago I updated my system to ubuntu 5.10

Since them there are starting processes from alone. At moment there are 4500 
processes. 

Does anybody know something bout this problem?
top,htop, ps aux doesn't work. 

my system:
Athlon XP1800+
512MB DDR-Ram

greetz

thx for your help.