debian linux on raid (as server)

debian linux (ubuntu distribution) and here is the installer for

it (is only one cd - no serials , no warez)

http://ubuntu.mirrors.tds.net/releases/warty/warty-release-install-i386.iso

and here is the howto (anyone can do it )

http://www.ubuntulinux.org/support/documentation/howto/installation-i386