Hi Milan!

>> To increase the values put something like this in /etc/sysctl.conf:
>> # SEMMSL SEMMNS SEMOPM SEMMNI
>> kernel.sem = 1024 32000 256 1024
>
> I'm not sure this is supported on Debian. IIRC, RedHat patches the
> kernel to make it possible. Michael, are you using some RedHat product
> or derivative?
>
> It would be interesting to know if it works on Debian as well.
>

This server is using Gentoo, actually. But the setting should work on any Distro with a recent 2.6 Kernel. I have a few Distros for testing here. Just successfully tried it on CentOS 5.2, Ubuntu 8.10 and Debian 5.0.

kind regards,
Michael