On Thu, Feb 23, 2012 at 03:35:43PM +0100, fabio.pugnaghi at tiscali.it wrote: > now every two days the system automatically reboots as you can see You want to setup a serial console, and log it. Usually when the system reboots or crashes, it will print something to console indicating what is happening. It can be a great help with hardware problems. -- Luke S. Crawford http://prgmr.com/xen/ - Hosting for the technically adept http://nostarch.com/xen.htm - We don't assume you are stupid.