On 11/11/10 14:22, Toralf Lund wrote: > I'm trying to install CentOS 5.5 on a couple of servers of type IBM > System x3550 M3, but it's not going too well. Actually, the install > setup phase runs as expected, and the actual installation also appears > to be successful, but the system will not boot - I just get a message > (presumably) from BIOS saying that boot from hard disk 0. If I start the > installer again after this, or boot rescue mode off the install DVD, the > installation is correctly found, however. > > Does anyone have any idea what may cause this and/or how I can fix the > problem? Or is there at least anyone out there who has tried CentOS on > the same type of hardware? > > Note that I've tried (re)installing several times, and also tested > CentOS 5.4, but the result is always the same. I've also used CentOS > without any problems on an x3550 M2, i.e. a slightly older variant of > the hardware. I've (so far) installed with the default disk layout and > package selection. > > - Toralf > > Make sure all the firmware is up to date. I've had an IBM x3550 M3 and it couldn't even boot a Windows 2008 R2 64 bit CD with the firmware it shipped with.