[CentOS] New motherboard - kernel panic

Tue Apr 16 16:10:52 UTC 2013
Les Mikesell <lesmikesell at gmail.com>

On Tue, Apr 16, 2013 at 8:30 AM, Bowie Bailey <Bowie_Bailey at buc.com> wrote:
> I got it figured out.  The problem was at the sata driver level. The
> instructions I found for rebuilding the initrd neglected to mention that
> I needed to edit modprobe.conf and add the appropriate driver
> information first.
> I'm still not sure why it was able to get as far as loading the kernel
> before suddenly being unable to see the drives.  If it needs sata
> drivers to see the disks, why doesn't it need them to read the boot
> partition?  I didn't have to mess with grub or the boot sector after
> changing motherboards.

Grub uses the system bios to load the kernel and initrd.  Then the
kernel takes over and has to either have the needed
disk/raid/lvm/filesystem drivers compiled in or available as modules
in the initrd to be able continue and mount the drives.

  Les Mikesell
    lesmikesell at gmail.com