Du (disk usage) will report the disk space usage for the directory you specify. By default it recurses directories to show the total size of a directory and its subdirectories.

Usage
du [[-v] [-l ] | [-n]] [-q]
-l
Specify subdirectory depth of information (default is all levels)
-n
Don't recurse
-q
Don't print the banner
-v
Show information in intermediate directories

What's New in This Release: [ read full changelog ]

· This update to Du adds a CSV output option, accounts for the file system cluster size in its on-disk size calculations, and includes alternate data streams.