#!/usr/bin/sh

# ./mrtg_mem

PATH=/bin:/usr/bin:/sbin:/usr/sbin

for i in $@; do
  cat /sys/block/$i/stat
done | awk '
         BEGIN { read=0; write=0 }
         { read+=$3; write+=$7 }
         END { printf "%d\n%d\n", 512*read, 512*write }
       '

if uptime | grep -q day
then
  uptime | sed 's/.* up \([^,]*,[^,]*\),.*/\1/'
else
  uptime | sed 's/.* up \([^,]*\),.*/\1/'
fi
hostname
