> I have 2 identical disks but I had installed RHEL 4 on first disk only, > i have /boot and / partitions only. Now, i want to have mirror (raid1) > with the 2nd disk. Can i do this without destroying data on the 1st > disk? Is there a good howto out there ? <http://www.howtoforge.com/how-to-set-up-software-raid1-on-a-running-lvm-system-incl-grub-configuration-centos-5.3>