LAST(1) Commands and Applications LAST(1)
NAME
last - indicate last logins of users and ttys
SYNOPSIS
last [-n] [-f file] [-h host] [-t tty] [user ...]
DESCRIPTION
Last will list the sessions of specified users, ttys, and hosts, in re‐
verse time order. Each line of output contains the user name, the tty
from which the session was conducted, any hostname, the start and stop
times for the session, and the duration of the session. If the session
is still continuing or was cut short by a crash or shutdown, last will
so indicate.
-f file
Last reads the file file instead of the default, /var/log/wtmp.
-n Limits the report to n lines.
-t tty Specify the tty. Tty names may be given fully or abbreviated,
for example, "last -t 03" is equivalent to "last -t tty03".
-h host
Host names may be names or internet numbers.
If multiple arguments are given, the information which applies to any
of the arguments is printed, e.g., "last root -t console" would list
all of root's sessions as well as all sessions on the console terminal.
If no users, hostnames or terminals are specified, last prints a record
of all logins and logouts.
The pseudo-user reboot logs in at reboots of the system, thus "last re‐
boot" will give an indication of mean time between reboot.
If last is interrupted, it indicates to what date the search has pro‐
gressed. If interrupted with a quit signal last indicates how far the
search has progressed and then continues.
FILES
/var/log/wtmp
login data base
SEE ALSO
lastcomm(1), utmp(5), ac(8)
HISTORY
Last appeared in 3.0BSD.
GNO 15 April 1998 LAST(1)
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