Confused about RAID on initial install

[Carl Karsten]

John Lyon wrote:
> My box has three drives - an 80GB IDE I'd planned on using as file storage,
> and two 9GB SCSI drives I'd planned on setting up with software RAID, and
> using for the OS.
> 
> Except - it appears I can't both use RAID, and configure the SCSI drives for
> the root file system.
> 

What you can't do is have /boot on a raid volume.  grub doesn't support it.

What you can do is trick it, but not using the installer.  What you end up with: 
  grub on a normal partition that gets used for raid1 once the OS boots.

^CarlFK