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'\" t
.\" Title: ipcmk
.\" Author: [see the "AUTHOR(S)" section]
.\" Generator: Asciidoctor 2.0.20
.\" Date: 2024-01-31
.\" Manual: User Commands
.\" Source: util-linux 2.40
.\" Language: English
.\"
.TH "IPCMK" "1" "2024-01-31" "util\-linux 2.40" "User Commands"
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.SH "NAME"
ipcmk \- make various IPC resources
.SH "SYNOPSIS"
.sp
\fBipcmk\fP [options]
.SH "DESCRIPTION"
.sp
\fBipcmk\fP allows you to create System V inter\-process communication (IPC) objects: shared memory segments, message queues, and semaphore arrays.
.SH "OPTIONS"
.sp
Resources can be specified with these options:
.sp
\fB\-M\fP, \fB\-\-shmem\fP \fIsize\fP
.RS 4
Create a shared memory segment of \fIsize\fP bytes. The \fIsize\fP 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.
.RE
.sp
\fB\-Q\fP, \fB\-\-queue\fP
.RS 4
Create a message queue.
.RE
.sp
\fB\-S\fP, \fB\-\-semaphore\fP \fInumber\fP
.RS 4
Create a semaphore array with \fInumber\fP of elements.
.RE
.sp
Other options are:
.sp
\fB\-p\fP, \fB\-\-mode\fP \fImode\fP
.RS 4
Access permissions for the resource. Default is 0644.
.RE
.sp
\fB\-h\fP, \fB\-\-help\fP
.RS 4
Display help text and exit.
.RE
.sp
\fB\-V\fP, \fB\-\-version\fP
.RS 4
Print version and exit.
.RE
.SH "AUTHORS"
.sp
.MTO "hayden.james\(atgmail.com" "Hayden A. James" ""
.SH "SEE ALSO"
.sp
\fBipcrm\fP(1),
\fBipcs\fP(1),
\fBsysvipc\fP(7)
.SH "REPORTING BUGS"
.sp
For bug reports, use the issue tracker at \c
.URL "https://github.com/util\-linux/util\-linux/issues" "" "."
.SH "AVAILABILITY"
.sp
The \fBipcmk\fP command is part of the util\-linux package which can be downloaded from \c
.URL "https://www.kernel.org/pub/linux/utils/util\-linux/" "Linux Kernel Archive" "."
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