Nick Bartlett

This will list all directories at the root level sorted alphabetically with their size printed in an easy to read format

du -sh /*

To list all subdirectories for a specified parent directory, use this command and specify the parent directory path like “usr” in this example.

du -h –max-depth=1 /usr

or run this in for current directory

du -h –max-depth=1 2>/dev/null

List size of files within a directory

ls -s