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du [options ] [directories ]

Print disk usage, i.e., the number of 512-byte blocks used by each named directory and its subdirectories (default is current directory).



Print usage for all files, not just subdirectories.


Do not cross filesystem boundaries. Solaris only.


Print information in units of kilobytes.


For symbolic links, process the file or directory to which the link refers, not the link itself. Solaris only.


Do not add child-directory statistics to the parent directory's total. No effect if -s is also used. Solaris only.


Print a "cannot open" message if a file or directory is inaccessible.


Print only the grand total for each named directory.

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