On Mon, Apr 09, 2007 at 21:27:22 +0800, edwardspl@xxxxxxxxxx wrote: > > 1, I just found the Grub can't be booted ( one of HDs ) . The normal fedora install only puts grub on one of the drives. You can manually install it on both. There was an example posted to the list earlier about how to use the device command to install it so that it thinks it is the only HD (so that booting off the second hard drive will work after the first hard drive has been removed). > 2, Sorry, don't quite understanding your means... The short answer is that raid 1 is the only kind of raid you can use for /boot .