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NAME | SYNOPSIS | DESCRIPTION | OPTIONS | EXIT STATUS | HISTORY | AUTHORS | SEE ALSO | AVAILABILITY | COLOPHON |
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LSIPC(1) User Commands LSIPC(1)
lsipc - show information on IPC facilities currently employed in the
system
lsipc [options]
lsipc shows information on the System V inter-process communication
facilities for which the calling process has read access.
-i, --id id
Show full details on just the one resource element identified
by id. This option needs to be combined with one of the three
resource options: -m, -q or -s. It is possible to override
the default output format for this option with the --list,
--raw, --json or --export option.
-g, --global
Show system-wide usage and limits of IPC resources. This
option may be combined with one of the three resource options:
-m, -q or -s. The default is to show information about all
resources.
-h, --help
Display help text and exit.
-V, --version
Display version information and exit.
Resource options
-m, --shmems
Write information about active shared memory segments.
-q, --queues
Write information about active message queues.
-s, --semaphores
Write information about active semaphore sets.
Output formatting
-c, --creator
Show creator and owner.
-e, --export
Output data in the format of NAME=VALUE.
-J, --json
Use the JSON output format.
-l, --list
Use the list output format. This is the default, except when
--id is used.
-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.
-b, --bytes
Print size in bytes rather than in human readable format.
-r, --raw
Raw output (no columnation).
-t, --time
Write time information. The time of the last control
operation that changed the access permissions for all
facilities, the time of the last msgsnd(2) and msgrcv(2)
operations on message queues, the time of the last shmat(2)
and shmdt(2) operations on shared memory, and the time of the
last semop(2) operation on semaphores.
--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.
-P, --numeric-perms
Print numeric permissions in PERMS column.
0 if OK,
1 if incorrect arguments specified,
2 if a serious error occurs.
The lsipc utility is inspired by the ipcs utility.
Ondrej Oprala ⟨ooprala@redhat.com⟩
Karel Zak ⟨kzak@redhat.com⟩
ipcmk(1), ipcrm(1), msgrcv(2), msgsnd(2), semget(2), semop(2),
shmat(2), shmdt(2), shmget(2), sysvipc(7)
The lsipc command is part of the util-linux package and is available
from Linux Kernel Archive
⟨https://www.kernel.org/pub/linux/utils/util-linux/⟩.
This page is part of the util-linux (a random collection of Linux
utilities) project. Information about the project can be found at
⟨https://www.kernel.org/pub/linux/utils/util-linux/⟩. If you have a
bug report for this manual page, send it to
util-linux@vger.kernel.org. This page was obtained from the
project's upstream Git repository
⟨git://git.kernel.org/pub/scm/utils/util-linux/util-linux.git⟩ on
2020-07-14. (At that time, the date of the most recent commit that
was found in the repository was 2020-07-14.) If you discover any
rendering problems in this HTML version of the page, or you believe
there is a better or more up-to-date source for the page, or you have
corrections or improvements to the information in this COLOPHON
(which is not part of the original manual page), send a mail to
man-pages@man7.org
util-linux November 2015 LSIPC(1)
Pages that refer to this page: svipc(7), sysvipc(7)
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