#!/bin/bash

iostats /var/log/iostats.log 10 39 | 
   awk '/^sda/ {l=$12; o=""}; /^sd[bcdef]/ {o=int((l/($12+0.0000001))*100)/100"x"} 
               {l+=0.00001; OFS="\t"; print $1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,"| "o; fflush();}' |
   egrep --line-buffered --color '(^|sda.*$)'
