Hi,

thanks for all your replies. The problem was caused by the mentioned
kernel bug (https://bugzilla.redhat.com/show_bug.cgi?id=321111).

Akemi Yagi wrote:
> This is a known bug.  Please see:
> 
> http://bugs.centos.org/view.php?id=2635
> 
> It was fixed in 5.2.

Do I understand correctly, that it won't be fixed in SL 5.1? A bugfix
for RHEL 5.1 exists.


Regards
---
Jan Schulze - Systemadministration
Wilhelm-Schickard-Institut für Informatik
Universität Tübingen
Raum C309, Sand 14, D-72076 Tübingen
Telefon: 07071/29-70 449
Telefon mobil: 0172/73 71 906