On Wed, 2007-02-28 at 20:05 -0600, Les Mikesell wrote: > In any case it is a good idea to be prepared to boot the install CD > in > rescue mode and reinstall grub if it doesn't work quite the way you > expect when one of the drives fails. Or consider making a GRUB boot CD with the current kernel[s] that can both boot the system to a normal state if the boot record is corrupted, and allow you to fix the problem running the normal environment - rather than having to boot the rescue CD, chroot, fix the problem, reboot, test, and possibly lather, rinse, repeat. See at the end this link for directions - ignoring the stuff about errors unless you have those issues also: http://lists.centos.org/pipermail/centos/2007-January/073835.html Phil