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Annotation of 43BSDReno/usr.bin/last/last.1, revision 1.1.1.1

1.1       root        1: .\" Copyright (c) 1980, 1990 The Regents of the University of California.
                      2: .\" All rights reserved.
                      3: .\"
                      4: .\" Redistribution and use in source and binary forms are permitted provided
                      5: .\" that: (1) source distributions retain this entire copyright notice and
                      6: .\" comment, and (2) distributions including binaries display the following
                      7: .\" acknowledgement:  ``This product includes software developed by the
                      8: .\" University of California, Berkeley and its contributors'' in the
                      9: .\" documentation or other materials provided with the distribution and in
                     10: .\" all advertising materials mentioning features or use of this software.
                     11: .\" Neither the name of the University nor the names of its contributors may
                     12: .\" be used to endorse or promote products derived from this software without
                     13: .\" specific prior written permission.
                     14: .\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
                     15: .\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
                     16: .\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     17: .\"
                     18: .\"     @(#)last.1     6.6 (Berkeley) 7/24/90
                     19: .\"
                     20: .Dd July 24, 1990
                     21: .Dt LAST 1
                     22: .Os BSD 4
                     23: .Sh NAME
                     24: .Nm last
                     25: .Nd indicate last logins of users and ttys
                     26: .Sh SYNOPSIS
                     27: .Nm last
                     28: .Oo
                     29: .Op Fl Ar \&#
                     30: .Oo
                     31: .Op Fl f Ar file
                     32: .Op Fl h Ar host
                     33: .Op Fl t Ar tty
                     34: .Op user ...
                     35: .Sh DESCRIPTION
                     36: .Nm Last
                     37: will list the sessions of specified
                     38: .Ar users ,
                     39: .Ar ttys ,
                     40: and
                     41: .Ar hosts ,
                     42: in reverse time order.  Each line of output contains
                     43: the user name, the tty from which the session was conducted, any
                     44: hostname, the start and stop times for the session, and the duration
                     45: of the session.  If the session is still continuing or was cut short by
                     46: a crash or shutdown,
                     47: .Nm last
                     48: will so indicate.
                     49: .Pp
                     50: .Tw Fl
                     51: .Tc Fl f
                     52: .Ws
                     53: .Ar file
                     54: .Cx
                     55: .Nm Last
                     56: reads the file
                     57: .Ar file
                     58: instead of the default,
                     59: .Pa /var/log/wtmp .
                     60: .Tc Fl
                     61: .Ar \&#
                     62: .Cx
                     63: option limits the report to
                     64: .Ar \&#
                     65: lines.
                     66: .Tc Fl t
                     67: .Ws
                     68: .Ar tty
                     69: .Cx
                     70: Specify the
                     71: .Ar tty .
                     72: Tty names may be given fully or abbreviated, e.g., ``last -t 03'' is
                     73: equivalent to ``last -t tty03''.
                     74: .Tc Fl h
                     75: .Ws
                     76: .Ar host
                     77: .Cx
                     78: .Ar Host
                     79: names may be names or internet numbers.
                     80: .Tp
                     81: .Pp
                     82: If
                     83: multiple arguments are given, the information which applies to any of the
                     84: arguments is printed, e.g., ``last root -t console'' would list all of
                     85: ``root's'' sessions as well as all sessions on the console terminal. If no
                     86: users, hostnames or terminals are specified,
                     87: .Nm last
                     88: prints a record of
                     89: all logins and logouts.
                     90: .Pp
                     91: The pseudo-user
                     92: .Ar reboot
                     93: logs in at reboots of the system, thus
                     94: ``last reboot'' will give an indication of mean time between reboot.
                     95: .Pp
                     96: If
                     97: .Nm last
                     98: is interrupted, it indicates to what date the search has
                     99: progressed.  If interrupted with a quit signal
                    100: .Nm last
                    101: indicates how
                    102: far the search has progressed and then continues.
                    103: .Sh FILES
                    104: .Dw /var/log/wtmp
                    105: .Di L
                    106: .Dp Pa /var/log/wtmp
                    107: login data base
                    108: .Dp
                    109: .Sh SEE ALSO
                    110: .Xr lastcomm 1 ,
                    111: .Xr utmp 5 ,
                    112: .Xr ac 8
                    113: .Sh HISTORY
                    114: .Nm Last
                    115: appeared in 3 BSD.

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