On Fri, Feb 20, 2009 at 3:15 PM, Stephen Leonard Character <Stephen.Character at alorica.net> wrote: > I have a server set up with 4hdd using software raid. I have /boot on a > raid1 on md0 , / on raid5 on md1, and swap on raid0 on md2. If one of my > drives die, how to I recover? >First, put the swap also on RAID1, you don't want part of your memory >to become unavailable is a drive dies. Using RAID has no use then. >If a drive dies nothing will happen, your system will continue to keep >running (if you put your swap on raid1 that is). But make sure you >configure mdadm to send you a mail when that happens, so you know a >drive is gone. >For recovery, just replace the disk, repartition it and re-add the >partitions to the raid arrays and your are done. The disks will resync >and then everything is back to how it was. >Regards, >Tim Thanks for the reply's, I'm assuming to do the repartitioning with fdisk or gparted to repartition, what tools do I use to manage the software raid? I.e. how do I go about changing the swap partition to raid1 and re-add the partitions to the array? This system is for me to practice on for my RHCT/E exams(too broke to pay for training) so I'm planning on breaking one of the drives(just remove it) and add a new one for practice. Thanks in advance, Stephen