lslogins - display information about known users in the system

[petulia3478]

LSLOGINS(1)				  User Commands 			      LSLOGINS(1)

NAME
       lslogins - display information about known users in the system

SYNOPSIS
       lslogins [options] [-s|-u[=UID]] [-g groups] [-l logins]

DESCRIPTION
       Examine	the wtmp and btmp logs, /etc/shadow (if necessary) and /etc/passwd and output the
       desired data.

       The default action is to list info about all the users in the system.

OPTIONS
       Mandatory arguments to long options are mandatory for short options too.

       -a, --acc-expiration
	      Display data about the date of last password change and the account expiration date
	      (see shadow(5) for more info).  (Requires root privileges.)

       --btmp-file path
	      Alternate path for btmp.

       -c, --colon-separate
	      Separate info about each user with a colon instead of a newline.

       -e, --export
	      Output data in the format of NAME=VALUE.

       -f, --failed
	      Display data about the users' last failed login attempts.

       -G, --supp-groups
	      Show information about groups.

       -g, --groups=groups
	      Only show data of users belonging to groups.  More than one group may be specified;
	      the list has to be comma-separated.

       -h, --help
	      Display help information and exit.

       -L, --last
	      Display data containing information about the users' last login sessions.

       -l, --logins=logins
	      Only show data of users with a login specified in logins (user names or user  IDS).
	      More than one login may be specified; the list has to be comma-separated.

       -n, --newline
	      Display each piece of information on a separate line.

       --noheadings
	      Do not print a header line.

       --notruncate
	      Don't truncate output.

       -o, --output list
	      Specify  which  output columns to print.	Use --help to get a list of all supported
	      columns.

       -p, --pwd
	      Display information related to login by password (see also -afL).

       -r, --raw
	      Raw output (no columnation).

       -s, --system-accs
	      Show system accounts.  These are by default all accounts	with  a  UID  below  1000
	      (non-inclusive),	with  the  exception  of  either nobody or nfsnobody (UID 65534).
	      This hardcoded default maybe overwritten by parameters SYS_UID_MIN and  SYS_UID_MAX
	      in the file /etc/login.defs.

       --time-format type
	      Display dates in short, full or iso format.  The default is short, this time format
	      is designed to be space efficient and human readable.

       -u, --user-accs
	      Show user accounts.  These are by default all accounts with UID above 1000  (inclu‐
	      sive),  with  the  exception of either nobody or nfsnobody (UID 65534).  This hard‐
	      coded default maybe overwritten by parameters  UID_MIN  and  UID_MAX  in	the  file
	      /etc/login.defs.

       -V, --version
	      Display version information and exit.

       --wtmp-file path
	      Alternate path for wtmp.

       -Z, --context
	      Display the users' security context.

       -z, --print0
	      Delimit user entries with a nul character, instead of a newline.

NOTES
       The default UID thresholds are read from /etc/login.defs.

EXIT STATUS
       0      if OK,

       1      if incorrect arguments specified,

       2      if a serious error occurs (e.g. a corrupt log).

SEE ALSO
       group(5), passwd(5), shadow(5), utmp(5)

HISTORY
       The  lslogins  utility  is inspired by the logins utility, which first appeared in FreeBSD
       4.10.

AUTHORS
       Ondrej Oprala ⟨[email protected]⟩
       Karel Zak ⟨[email protected]⟩

AVAILABILITY
       The lslogins command is part of the util-linux package and is available from Linux  Kernel
       Archive ⟨ftp://ftp.kernel.org/pub/linux/utils/util-linux/⟩.

util-linux				    April 2014				      LSLOGINS(1)