wget http://www.iozone.org/src/current/iozone3_321.tar tar zvf iozone3_321.tar cd iozone3_321/src/current make linux time iozone -a -g 2G > /tmp/iozone-stdout.txt
http://sourceforge.jp/magazine/08/09/05/0759223
http://moimoitei.blogspot.com/2006/08/disk-io-2-bonnie-iozone.html