who - Unix, Linux Command


previous next AddThis Social Bookmark Button

NAME

who - show who is logged on

SYNOPSIS

who [OPTION]... [ FILE | ARG1 ARG2 ]

DESCRIPTION

TagDescription
-a, --all same as -b -d --login -p -r -t -T -u
-b, --boot time of last system boot
-d, --dead print dead processes
-H, --heading
  print line of column headings
-l, --login
  print system login processes
--lookup
  attempt to canonicalize hostnames via DNS
-m only hostname and user associated with stdin
-p, --process
  print active processes spawned by init
-q, --count
  all login names and number of users logged on
-r, --runlevel
  print current runlevel
-s, --short
  print only name, line, and time (default)
-t, --time print last system clock change
-T, -w, --mesg
  add user’s message status as +, - or ?
-u, --users
  list users logged in
--message
  same as -T
--writable
  same as -T
--help display this help and exit
--version
  output version information and exit
If FILE is not specified, use /var/run/utmp. /var/log/wtmp as FILE is common. If ARG1 ARG2 given, -m presumed: ‘am i’ or ‘mom likes’ are usual.

AUTHOR

Written by Joseph Arceneaux, David MacKenzie, and Michael Stone.

REPORTING BUGS

Report bugs to <bug-coreutils@gnu.org>.

COPYRIGHT

Copyright © 2006 Free Software Foundation, Inc.
This is free software. You may redistribute copies of it under the terms of the GNU General Public License <http://www.gnu.org/licenses/gpl.html>. There is NO WARRANTY, to the extent permitted by law.

SEE ALSO

who is maintained as a Texinfo manual. If the info and who programs are properly installed at your site, the command
TagDescription
info who
should give you access to the complete manual.
previous next Printer Friendly


  

Advertisements



Advertisements