http://bfish.xaedalus.net/2006/11/software-raid-5-in-ubuntu-with-mdadm/
http://ubuntuforums.org/showthread.php?t=1104104
http://dtbaker.com.au/random-bits/ubuntu—howto-setup-raid-5-with-reiserfs.html
http://www.beginlinux.com/server_training/server-managment-topics/1001-raid-5-with-lvm-on-ubuntu-804
http://www.linuxhomenetworking.com/wiki/index.php/Quick_HOWTO_:_Ch26_:_Linux_Software_RAID
http://www.evileyez.org/quick-and-dirty-linux-software-raid5/