1 .\" $NetBSD: last.1,v 1.9 2002/09/30 11:09:04 grant Exp $
3 .\" Copyright (c) 1980, 1990, 1993
4 .\" The Regents of the University of California. All rights reserved.
6 .\" Redistribution and use in source and binary forms, with or without
7 .\" modification, are permitted provided that the following conditions
9 .\" 1. Redistributions of source code must retain the above copyright
10 .\" notice, this list of conditions and the following disclaimer.
11 .\" 2. Redistributions in binary form must reproduce the above copyright
12 .\" notice, this list of conditions and the following disclaimer in the
13 .\" documentation and/or other materials provided with the distribution.
14 .\" 3. All advertising materials mentioning features or use of this software
15 .\" must display the following acknowledgement:
16 .\" This product includes software developed by the University of
17 .\" California, Berkeley and its contributors.
18 .\" 4. Neither the name of the University nor the names of its contributors
19 .\" may be used to endorse or promote products derived from this software
20 .\" without specific prior written permission.
22 .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 .\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 .\" @(#)last.1 8.1 (Berkeley) 6/6/93
41 .Nd indicate last logins of users and ttys
55 will list the sessions of specified
60 in reverse time order.
61 Each line of output contains
62 the user name, the tty from which the session was conducted, any
63 hostname, the start and stop times for the session, and the duration
65 If the session is still continuing or was cut short by
69 .Bl -tag -width indent-two
74 instead of the default,
78 If the file ends with `x', it is treated as a
80 format file, else it is treated as a
90 Tty names may be given fully or abbreviated, for example,
94 .Dq Li "last -t tty03" .
97 names may be names or internet numbers.
99 Display better time information, including the year and seconds.
101 Use the provided linesize as the width to format the tty field.
103 Use the provided namesize as the width to format the login name field.
105 Use the provided hostsize as the width to format the host name field.
109 multiple arguments are given, the information which applies to any of the
110 arguments is printed, e.g.,
111 .Dq Li "last root -t console"
114 sessions as well as all sessions on the console terminal.
115 If no users, hostnames or terminals are specified,
118 all logins and logouts.
122 logs in at reboots of the system, thus
124 will give an indication of mean time between reboot.
128 is interrupted, it indicates to what date the search has
130 If interrupted with a quit signal
133 far the search has progressed and then continues.
135 .Bl -tag -width /var/log/wtmpx -compact
136 .It Pa /var/log/wtmpx