[imp] Re: Apache server eating up CPU time

[lst_hoe01 at kwsoft.de]

Zitat von Jochen Roderburg <Roderburg at Uni-Koeln.DE>:

> Zitat von Jigish Gohil <jigish.gohil at gmail.com>:
>
> > Now that you mention it, I have seen several (about 10 of them)httpd
> > processes running simultaneously on a server that doesnt have horde
> > installation and nothing that uses php and about 8 on a server with
> > horde installation.So it seems its got nothing to do with php or
> > horde.
> > No idea if it is normal behaviour. Restarting apache does reduce them.
>
> Well, it *is* normal that several httpd processes are running. And normally
> they
> are reused for new requests coming in. But those that we observe here are no
> longer used for anything, they are just spinning in some sort of loop and
> consuming CPU time. Over the time more and more of them come up until someone
> gets nervous and kills them ;-). Actually a few of them do not disturb the
> rest
> of the system, they just use the CPU time left from other programs, but I
> think
> if eventually several hundreds of them are there, there will be a real
> problem.



Maybe this one ??

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0942

Regards

Andreas