1IPCMK(1) User Commands IPCMK(1)
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6 ipcmk - make various IPC resources
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9 ipcmk [options]
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12 ipcmk allows you to create System V inter-process communication (IPC)
13 objects: shared memory segments, message queues, and semaphore arrays.
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16 Resources can be specified with these options:
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18 -M, --shmem size
19 Create a shared memory segment of size bytes. The size argument may
20 be followed by the multiplicative suffixes KiB (=1024), MiB
21 (=1024*1024), and so on for GiB, etc. (the "iB" is optional, e.g.,
22 "K" has the same meaning as "KiB") or the suffixes KB (=1000), MB
23 (=1000*1000), and so on for GB, etc.
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25 -Q, --queue
26 Create a message queue.
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28 -S, --semaphore number
29 Create a semaphore array with number of elements.
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31 Other options are:
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33 -p, --mode mode
34 Access permissions for the resource. Default is 0644.
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36 -h, --help
37 Display help text and exit.
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39 -V, --version
40 Print version and exit.
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43 Hayden A. James <hayden.james@gmail.com>
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46 ipcrm(1), ipcs(1), sysvipc(7)
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49 For bug reports, use the issue tracker at
50 https://github.com/util-linux/util-linux/issues.
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53 The ipcmk command is part of the util-linux package which can be
54 downloaded from Linux Kernel Archive
55 <https://www.kernel.org/pub/linux/utils/util-linux/>.
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59util-linux 2.38.1 2022-05-11 IPCMK(1)