who - show who is logged on
who [OPTION]... [ FILE | ARG1 ARG2 ]
WHO(1) User Commands WHO(1)
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
-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 /system/volatile/utmpx.
/var/share/adm/wtmpx as FILE is common. If ARG1 ARG2 given, -m pre-
sumed: 'am i' or 'mom likes' are usual.
AUTHOR
Written by Joseph Arceneaux, David MacKenzie, and Michael Stone.
REPORTING BUGS
GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
Report who translation bugs to <https://translationproject.org/team/>
COPYRIGHT
Copyright (C) 2018 Free Software Foundation, Inc. License GPLv3+: GNU
GPL version 3 or later <https://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.
ATTRIBUTES
See attributes(7) for descriptions of the following attributes:
+---------------+--------------------+
|ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+---------------+--------------------+
|Availability | file/gnu-coreutils |
+---------------+--------------------+
|Stability | Uncommitted |
+---------------+--------------------+
SEE ALSO
Full documentation at: <https://www.gnu.org/software/coreutils/who>
or available locally via: info '(coreutils) who invocation'
NOTES
Source code for open source software components in Oracle Solaris can
be found at https://www.oracle.com/downloads/opensource/solaris-source-
code-downloads.html.
This software was built from source available at
https://github.com/oracle/solaris-userland. The original community
source was downloaded from https://ftp.gnu.org/gnu/coreutils/core-
utils-8.30.tar.xz.
Further information about this software can be found on the open source
community website at https://www.gnu.org/software/coreutils.
GNU coreutils 8.30 July 2018 WHO(1)