On Sunday 27 May 2007, CentOS List wrote: > Hi, > > I have 4 x 500GB PATA Harddisk and I like to have them striped and > mirrored. What is the best practise? Raid 0+1 or 1+0.. And how do i go > about it? > Raid 1 and then Raid 0 http://en.wikipedia.org/wiki/RAID Read the sectioon on RAID 1+0 Given: sda sdb sdc sdd Set up md0 (Raid1) (sda,sdb) Set up md1 (Raid1) (sdc,sdd) Set up md2 (Raid0) (md0,md1) Of course given the chance a hardware raid is better. :) Shawn