A shell script that generates a simple report of hard drive usage.

generate_storage_report.sh

#!/bin/sh
CURRENT_DATETIME=`date "+%Y%m%d_%H%M%S_%z" | sed -e "s/+//"`
REPORTFILE="${CURRENT_DATETIME}_storage_report.txt"
echo "Generating file ${REPORTFILE} ..."
echo "Storage report for `date "+%Y-%m-%d %H:%M:%S %z"`" > ${REPORTFILE}
echo "========================================================================" >> ${REPORTFILE}
# If you have sort version 8.17 or newer, use the following code:
find . -mindepth 1 -maxdepth 1 -print0 | xargs -0 du -hs | sort -hr >> ${REPORTFILE}
# If you have an older version of sort, use this code instead: 
# (find . -mindepth 1 -maxdepth 1 -print0 | xargs -0 du -sk) | sort -n | perl -ne '($s,$f)=split(m{\t});for (qw(K M G)) {if($s<1024) {printf("%.1f",$s);print "$_\t$f"; last};$s=$s/1024}' | tac >> ${REPORTFILE}
echo "Complete."