3 # iterates through the directories or files passed on the command line and does a summary disk usage, but only the
4 # things measurable in gigabytes, terabytes, or larger are shown. the smaller items are just omitted (so anything
5 # measurable within megabytes, kilobytes, and bytes, as decided by the human-readable du command.
8 du -sh "$dir" 2>/dev/null | grep -v "^[ 0-9.]*K\|^[ 0-9.]*M\|^[ 0-9.]*B"