- Display the username, line, and time of all currently logged-in sessions:who- Display information only for the current terminal session:who am i- Display all available information:who -a- Display all available information with table headers:who -a -H
who [,OPTION/]... [ ,FILE | ARG1 ARG2 /]
Print information about users who are currently logged in.
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.
Written by Joseph Arceneaux, David MacKenzie, and Michael Stone.
GNU coreutils online help: <http://www.gnu.org/software/coreutils/> Report who translation bugs to <http://translationproject.org/team/>
Copyright © 2016 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
Full documentation at: <http://www.gnu.org/software/coreutils/who> or available locally via: info '(coreutils) who invocation'