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+.\" Copyright 1993 Rickard E. Faith (faith@cs.unc.edu)
+.\" May be distributed under the GNU General Public License
+.TH IPCS "1" "September 2011" "util-linux" "User Commands"
+.SH NAME
+ipcs \- provide information on ipc facilities
+.SH SYNOPSIS
+.B ipcs
+[resource] [...] [output\-format]
+.br
+.B ipcs
+[resource]
+.I \-i id
+.SH DESCRIPTION
+.B ipcs
+provides information on the ipc facilities for which the calling process
+has read access.
+.SH OPTIONS
+.TP
+\fB\-i\fR, \fB\-\-id\fR \fIid\fR
+Print details only on resource identified by
+.IR id .
+.TP
+\fB\-h\fR, \fB\-\-help\fR
+Display this help and exit.
+.TP
+\fB\-V\fR, \fB\-\-version\fR
+Output version information and exit.
+.SH "RESOURCE OPTIONS"
+.TP
+\fB\-m\fR, \fB\-\-shmems\fR
+Write information about active shared memory segments.
+.TP
+\fB\-q\fR, \fB\-\-queues\fR
+Write information about active message queues.
+.TP
+\fB\-s\fR, \fB\-\-semaphores\fR
+Write information about active semaphore sets.
+.TP
+\fB\-a\fR, \fB\-\-all\fR
+Write information about all resources (default).
+.SH "OUTPUT FORMATS"
+.TP
+\fB\-t\fR, \fB\-\-time\fR
+Write time information. Time of the last control operation that changed the
+access permissions for all facilities, time of the last
+.I msgsnd()
+and
+.I msgrcv()
+operations on message queues, time of the last
+.I shmat()
+and
+.I shmdt()
+operations on shared memory, and time of the last
+.I semop()
+operation on semaphores.
+.TP
+\fB\-p\fR, \fB\-\-pid\fR
+Show creator and last operations PIDs.
+.TP
+\fB\-c\fR, \fB\-\-creator\fR
+Show creator and owner.
+.TP
+\fB\-l\fR, \fB\-\-limits\fR
+Show resource limits.
+.TP
+\fB\-u\fR, \fB\-\-summary\fR
+Show status summary.
+.SH SEE ALSO
+.BR ipcrm (1),
+.BR ipcmk (1),
+.BR msgrcv (2),
+.BR msgsnd (2),
+.BR semget (2),
+.BR semop (2),
+.BR shmat (2),
+.BR shmdt (2),
+.BR shmget (2)
+.SH CONFORMING TO
+The Linux ipcs utility is not fully compatible to the POSIX ipcs utility.
+The Linux version does not support the
+.B \-b
+and
+.B \-o
+options, but does support the
+.B \-l
+and
+.B \-u
+options not defined by POSIX. The portable application shall not use the
+.BR \-b ,
+.BR \-o ,
+.BR \-l ,
+and
+.B \-u
+options.
+.SH AUTHOR
+.UR balasub@cis.ohio-state.edu
+Krishna Balasubramanian
+.UE
+.SH AVAILABILITY
+The ipcs command is part of the util-linux package and is available from
+.UR ftp://\:ftp.kernel.org\:/pub\:/linux\:/utils\:/util-linux/
+Linux Kernel Archive
+.UE .