du(1)du(1)Namedu - print amount of disk usage
Syntaxdu [-as] [name...]
The command gives the number of kilobytes contained in all files and,
recursively, directories within each specified directory or file name.
If name is missing, `.' is used.
Absence of either -a or -s causes an entry to be generated for each
A file that has two links to it is only counted once.
Options-a Displays the disk usage for each file.
-s Displays a summary total only.
Non-directories given as arguments (not under -a option) are not
If there are too many distinct linked files, counts the excess files
See Alsodf(1), quot(8)du(1)