IPCMK
Section: User Commands (1)
Updated: July 2014
Page Index
NAME
ipcmk - make various IPC resources
SYNOPSIS
ipcmk
[options]
DESCRIPTION
ipcmk
allows you to create System V inter-process communication (IPC) objects:
shared memory segments, message queues,
and semaphore arrays.
OPTIONS
- Resources can be specified with these options:
-
- -M, --shmem size
-
Create a shared memory segment of
size
bytes.
The size argument may be followed by the multiplicative suffixes KiB (=1024), MiB (=1024*1024), and so on for GiB, etc. (the
"iB" is optional, e.g., "K" has the same meaning as "KiB") or the suffixes KB (=1000), MB (=1000*1000), and so on for GB, etc.
- -Q, --queue
-
Create a message queue.
- -S, --semaphore number
-
Create a semaphore array with
number
of elements.
Other options are:
- -p, --mode mode
-
Access permissions for the resource. Default is 0644.
- -V, --version
-
Display version information and exit.
- -h, --help
-
Display help text and exit.
AUTHORS
Hayden A. James
SEE ALSO
ipcrm(1),
ipcs(1),
sysvipc(7)
AVAILABILITY
The ipcmk command is part of the util-linux package and is available from
Linux Kernel Archive