[CentOS] 4 X 500 gb drives - best software raid config for a backup server?

Sat Feb 21 20:55:52 UTC 2009
Kay Diederichs <kay.diederichs at uni-konstanz.de>

A good place to start comparing benchmark numbers for different RAID 
levels is
http://linux-raid.osdl.org/index.php/Performance
in particular the links given in section "Other benchmarks from 2007-2008"

HTH,

Kay