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32 .\" @(#)last.1 8.1 (Berkeley) 6/6/93
40 .Nd indicate last logins of users and ttys
52 will list the sessions of specified
57 in reverse time order. Each line of output contains
58 the user name, the tty from which the session was conducted, any
59 hostname, the start and stop times for the session, and the duration
60 of the session. If the session is still continuing or was cut short by
65 .Bl -tag -width indent-two
74 instead of the default,
78 names may be names or internet numbers.
80 Report the duration of the login session in seconds, instead of the
81 default days, hours and minutes.
85 Tty names may be given fully or abbreviated, for example,
89 .Dq Li "last -t tty03" .
91 Widen the duration field to show seconds, as well as the
92 default days, hours and minutes.
96 multiple arguments are given, the information which applies to any of the
97 arguments is printed, e.g.,
98 .Dq Li "last root -t console"
101 sessions as well as all sessions on the console terminal.
103 users, hostnames or terminals are specified,
106 all logins and logouts.
110 logs in at reboots of the system, thus
112 will give an indication of mean time between reboot.
116 is interrupted, it indicates to what date the search has
117 progressed. If interrupted with a quit signal
120 far the search has progressed and then continues.
122 .Bl -tag -width /var/log/wtmp -compact
131 If a login shell should terminate abnormally for some reason, it is likely
132 that a logout record won't be written to the wtmp file.
135 will indicate the logout time as "shutdown".