Report memory usage with shared memory divided proportionally

-n, --numeric
       Show numeric user IDs instead of usernames.

-s SORT, --sort=SORT
       Field to sort on.

    -t, --totals
           Show totals.

OUTPUT TYPE
    These options specify graphical output styles.

-k, --abbreviate
       Show unit suffixes.

-P PROCESSFILTER, --processfilter=PROCESSFILTER
       Process filter regular expression.