#! /bin/sh

PATH=/bin:/usr/bin

[ ! $1 ] && exit
hdd=$1

s=`/usr/sbin/iostat -Kd $hdd | awk ' /.+ [0-9]+ .+/ { print $3*1024 } '`
/usr/sbin/iostat -Kd -I -c1 $hdd \
    | awk -v s=$s ' $3 ~ /[0-9]+/ { printf("N:%.0f:%.0f:%.0f", s, $2, $3*1024) } '
