19b50d902SRodney W. Grimes.\" Copyright (c) 1986, 1991, 1993 29b50d902SRodney W. Grimes.\" The Regents of the University of California. All rights reserved. 39b50d902SRodney W. Grimes.\" 49b50d902SRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without 59b50d902SRodney W. Grimes.\" modification, are permitted provided that the following conditions 69b50d902SRodney W. Grimes.\" are met: 79b50d902SRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright 89b50d902SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer. 99b50d902SRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright 109b50d902SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer in the 119b50d902SRodney W. Grimes.\" documentation and/or other materials provided with the distribution. 129b50d902SRodney W. Grimes.\" 3. All advertising materials mentioning features or use of this software 139b50d902SRodney W. Grimes.\" must display the following acknowledgement: 149b50d902SRodney W. Grimes.\" This product includes software developed by the University of 159b50d902SRodney W. Grimes.\" California, Berkeley and its contributors. 169b50d902SRodney W. Grimes.\" 4. Neither the name of the University nor the names of its contributors 179b50d902SRodney W. Grimes.\" may be used to endorse or promote products derived from this software 189b50d902SRodney W. Grimes.\" without specific prior written permission. 199b50d902SRodney W. Grimes.\" 209b50d902SRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 219b50d902SRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 229b50d902SRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 239b50d902SRodney W. Grimes.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 249b50d902SRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 259b50d902SRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 269b50d902SRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 279b50d902SRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 289b50d902SRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 299b50d902SRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 309b50d902SRodney W. Grimes.\" SUCH DAMAGE. 319b50d902SRodney W. Grimes.\" 329b50d902SRodney W. Grimes.\" @(#)who.1 8.2 (Berkeley) 12/30/93 33c3aac50fSPeter Wemm.\" $FreeBSD$ 349b50d902SRodney W. Grimes.\" 3538a99942STim J. Robbins.Dd May 8, 2002 369b50d902SRodney W. Grimes.Dt WHO 1 379b50d902SRodney W. Grimes.Os 389b50d902SRodney W. Grimes.Sh NAME 399b50d902SRodney W. Grimes.Nm who 4038a99942STim J. Robbins.Nd display who is on the system 419b50d902SRodney W. Grimes.Sh SYNOPSIS 428fe908efSRuslan Ermilov.Nm 4338a99942STim J. Robbins.Op Fl HmqsTu 4438a99942STim J. Robbins.Op Cm am I 459b50d902SRodney W. Grimes.Op Ar file 469b50d902SRodney W. Grimes.Sh DESCRIPTION 470abcff76SPhilippe CharnierThe 480abcff76SPhilippe Charnier.Nm 4938a99942STim J. Robbinsutility displays information about currently logged in users. 5038a99942STim J. RobbinsBy default, this includes the login name, tty name, date and time of login and 5138a99942STim J. Robbinsremote hostname if not local. 529b50d902SRodney W. Grimes.Pp 5338a99942STim J. RobbinsThe options are as follows: 5438a99942STim J. Robbins.Bl -tag -width indent 5538a99942STim J. Robbins.It Fl H 5638a99942STim J. RobbinsWrite column headings above the output. 5738a99942STim J. Robbins.It Fl m 5838a99942STim J. RobbinsShow information about the terminal attached to standard input only. 5938a99942STim J. Robbins.It Fl q 6038a99942STim J. Robbins.Dq Quick mode Ns : 6138a99942STim J. RobbinsList the names and number of logged in users in columns. 6238a99942STim J. RobbinsAll other command line options are ignored. 6338a99942STim J. Robbins.It Fl s 6438a99942STim J. RobbinsShow the name, line and time fields only. 6538a99942STim J. RobbinsThis is the default. 6638a99942STim J. Robbins.It Fl T 6738a99942STim J. RobbinsIndicate whether each user is accepting messages. 6838a99942STim J. RobbinsOne of the following characters is written: 6938a99942STim J. Robbins.Bl -tag -width x -compact 7038a99942STim J. Robbins.It + 7138a99942STim J. RobbinsUser is accepting messages. 7238a99942STim J. Robbins.It \&- 7338a99942STim J. RobbinsUser is not accepting messages. 7438a99942STim J. Robbins.It ? 7538a99942STim J. RobbinsAn error occurred. 7638a99942STim J. Robbins.El 7738a99942STim J. Robbins.It Fl u 7838a99942STim J. RobbinsShow idle time for each user in hours and minutes as 7938a99942STim J. Robbins.Ql hh:mm , 8038a99942STim J. Robbins.Ql \&. 8138a99942STim J. Robbinsif the user has been idle less that a minute and 8238a99942STim J. Robbins.Ql old 8338a99942STim J. Robbinsif the user has been idle more than 24 hours. 8438a99942STim J. Robbins.It Cm am I 8538a99942STim J. RobbinsEquivalent to 8638a99942STim J. Robbins.Fl m . 8738a99942STim J. Robbins.El 889b50d902SRodney W. Grimes.Pp 899b50d902SRodney W. GrimesBy default, 900abcff76SPhilippe Charnier.Nm 919b50d902SRodney W. Grimesgathers information from the file 929b50d902SRodney W. Grimes.Pa /var/run/utmp . 939b50d902SRodney W. GrimesAn alternate 949b50d902SRodney W. Grimes.Ar file 959b50d902SRodney W. Grimesmay be specified which is usually 961807222dSDima Dorfman.Pa /var/log/wtmp 979b50d902SRodney W. Grimes(or 981807222dSDima Dorfman.Pa /var/log/wtmp.[0-6] 999b50d902SRodney W. Grimesdepending on site policy as 1009b50d902SRodney W. Grimes.Pa wtmp 1019b50d902SRodney W. Grimescan grow quite large and daily versions may or may not 1029b50d902SRodney W. Grimesbe kept around after compression by 1039b50d902SRodney W. Grimes.Xr ac 8 ) . 1049b50d902SRodney W. GrimesThe 1059b50d902SRodney W. Grimes.Pa wtmp 1069b50d902SRodney W. Grimesfile contains a record of every login, logout, 1079b50d902SRodney W. Grimescrash, shutdown and date change 1089b50d902SRodney W. Grimessince 1099b50d902SRodney W. Grimes.Pa wtmp 1109b50d902SRodney W. Grimeswas last truncated or 1119b50d902SRodney W. Grimescreated. 1129b50d902SRodney W. Grimes.Pp 1139b50d902SRodney W. GrimesIf 1149b50d902SRodney W. Grimes.Pa /var/log/wtmp 1159b50d902SRodney W. Grimesis being used as the file, the user name may be empty 1169b50d902SRodney W. Grimesor one of the special characters '|', '}' and '~'. Logouts produce 1179b50d902SRodney W. Grimesan output line without any user name. For more information on the 1189b50d902SRodney W. Grimesspecial characters, see 1199b50d902SRodney W. Grimes.Xr utmp 5 . 1209b50d902SRodney W. Grimes.Sh FILES 1219b50d902SRodney W. Grimes.Bl -tag -width /var/log/wtmp.[0-6] -compact 1229b50d902SRodney W. Grimes.It Pa /var/run/utmp 1239b50d902SRodney W. Grimes.It Pa /var/log/wtmp 1249b50d902SRodney W. Grimes.It Pa /var/log/wtmp.[0-6] 1259b50d902SRodney W. Grimes.El 12638a99942STim J. Robbins.Sh DIAGNOSTICS 12738a99942STim J. Robbins.Ex -std 1289b50d902SRodney W. Grimes.Sh SEE ALSO 1299b50d902SRodney W. Grimes.Xr last 1 , 1309b50d902SRodney W. Grimes.Xr users 1 , 13138a99942STim J. Robbins.Xr w 1 , 1329b50d902SRodney W. Grimes.Xr utmp 5 13338a99942STim J. Robbins.Sh STANDARDS 13438a99942STim J. RobbinsThe 13538a99942STim J. Robbins.Nm 13638a99942STim J. Robbinsutility conforms to 13738a99942STim J. Robbins.St -p1003.1-2001 . 1389b50d902SRodney W. Grimes.Sh HISTORY 1399b50d902SRodney W. GrimesA 1409b50d902SRodney W. Grimes.Nm 1419b50d902SRodney W. Grimescommand appeared in 142b8923d4cSWolfram Schneider.At v1 . 143