diskmonger.bash

#!/bin/sh
mv -f ./du.txt ./du.txt~
mv -f ./du_full.txt ./du_full.txt~
mv -f ./du_sorted.txt ./du_sorted.txt~
mv -f ./du.txt ./du_awk.txt~
nice -n 20 du /cygdrive/c/ > ./du_full.txt 
nice -n 20 sort -nr < ./du_full.txt  > ./du_sorted.txt
nice -n 20 grep -vf du.grep du_full.txt | nice -n 20 sort -nr > ./du.txt
gawk -f du.awk du_full.txt | nice -n 20 sort -nr > ./du_awk.txt