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LSLOCKS(8)		     System Administration		    LSLOCKS(8)

NAME
       lslocks - list local system locks

SYNOPSIS
       lslocks [options]

DESCRIPTION
       lslocks lists information about all the file held locks in a Linux sys‐
       tem.

OPTIONS
       -p, --pid
	      Specify the process id, if none is given, it  will  display  all
	      locks

       -h, --help
	      Print a help text and exit.

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

       -n, --noheadings
	      Do not print a header line.

       -u, --notruncate
	      Do not truncate text in columns.

       -r, --raw
	      Use the raw output format.

OUTPUT
       COMMAND
	      The command name of the process holding the lock.

       PID    Process ID which holds the lock.

       TYPE   Type of lock, can be FLOCK  (created  with  flock(2))  or	 POSIX
	      (created with fcntl(2) and lockf(2))

       SIZE   Size of the locked file.

       MODE   Lock access permissions (read, write).

       M      Mandatory	 state	of  the	 lock:	0  if  none;  1	 if set.  (See
	      chmod(1)).

       START  Relative byte offset of the lock.

       END    Ending offset of the lock.

       PATH   Full path of the lock - if none is found or  no  permissions  to
	      read  the	 path it will fallback to the device's mountpoint. The
	      path might be truncated, use --notruncate to get the full path.

NOTES
       The lslocks command is meant to replace the lslk(8) command, originally written by
       Victor A. Abell <abe@purdue.edu> and unmaintained since 2001.

AUTHORS
       Davidlohr Bueso <dave@gnu.org>

SEE ALSO
       flock(1) fcntl(2) lockf(2)

AVAILABILITY
       The lslocks command is part of the util-linux package and is  available
       from ftp://ftp.kernel.org/pub/linux/utils/util-linux/.

util-linux			 February 2012			    LSLOCKS(8)

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