Content-type: text/html Man page of WHO

WHO

Section: User Commands (1)
Updated: June 2009
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NAME

who - show who is logged on  

SYNOPSIS

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

DESCRIPTION

Print information about users who are currently logged in.

-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
--ips
print ips instead of hostnames. with --lookup, canonicalizes based on stored IP, if available, rather than stored hostname
-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 who bugs to [email protected]
GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>  

COPYRIGHT

Copyright © 2009 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.  

SEE ALSO

The full documentation for who is maintained as a Texinfo manual. If the info and who programs are properly installed at your site, the command
info coreutils 'who invocation'

should give you access to the complete manual.


 

Index

NAME
SYNOPSIS
DESCRIPTION
AUTHOR
REPORTING BUGS
COPYRIGHT
SEE ALSO

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Time: 03:41:18 GMT, September 24, 2010