displays the number of kilobytes in the named
currently owned by each user or group. Note that this utility
currently works only for XFS.
Generate a report for all mounted filesystems giving the number of
kilobytes used by each user or group.
Display three columns giving file size in kilobytes, number of
files of that size, and cumulative total of kilobytes
in that size or smaller file.
The last row is used as an overflow
bucket and is the total of all files greater than 500 kilobytes.
Display count of kilobytes and number of files owned by each user or group.
Report on groups.
Report on users (the default).
Display three columns containing the number of kilobytes not accessed in
the last 30, 60, and 90 days.