sata80G-usbdisk.mkntfs.stat

iostat -dmx /dev/sda 8 | sed '/^Dev/d;/^$/d;s/sda */sda /'
sda 0.00 46863.00 0.00 368.88 0.00 23.05 128.00 141.23 382.60 2.71 100.05
sda 0.00 47311.86 0.00 375.41 0.00 23.46 128.00 141.75 377.93 2.66 99.93
sda 0.00 48021.88 0.00 375.00 0.00 23.44 128.00 142.02 378.54 2.67 100.10
sda 0.00 47153.31 0.00 374.53 0.00 23.41 128.00 141.82 379.02 2.67 99.93
sda 0.00 47819.23 0.00 373.53 0.00 23.35 128.00 141.87 379.30 2.68 99.98
sda 0.00 47371.00 0.00 374.75 0.00 23.42 128.00 141.86 378.77 2.67 100.05
sda 0.00 47438.70 0.00 372.16 0.00 23.26 128.00 141.64 380.42 2.69 99.93