{
    "mode": "man",
    "parameter": "ipcmk",
    "section": "1",
    "url": "https://www.chedong.com/phpMan.php/man/ipcmk/1/json",
    "generated": "2026-05-30T05:11:45Z",
    "synopsis": "ipcmk [options]",
    "sections": {
        "NAME": {
            "content": "ipcmk - make various IPC resources\n",
            "subsections": []
        },
        "SYNOPSIS": {
            "content": "ipcmk [options]\n",
            "subsections": []
        },
        "DESCRIPTION": {
            "content": "ipcmk allows you to create System V inter-process communication (IPC) objects: shared memory\nsegments, message queues, and semaphore arrays.\n",
            "subsections": []
        },
        "OPTIONS": {
            "content": "Resources can be specified with these options:\n",
            "subsections": [
                {
                    "name": "-M --shmem",
                    "content": "Create a shared memory segment of size bytes. The size argument may be followed by the\nmultiplicative suffixes KiB (=1024), MiB (=1024*1024), and so on for GiB, etc. (the \"iB\"\nis optional, e.g., \"K\" has the same meaning as \"KiB\") or the suffixes KB (=1000), MB\n(=1000*1000), and so on for GB, etc.\n",
                    "flag": "-M",
                    "long": "--shmem"
                },
                {
                    "name": "-Q --queue",
                    "content": "Create a message queue.\n",
                    "flag": "-Q",
                    "long": "--queue"
                },
                {
                    "name": "-S --semaphore",
                    "content": "Create a semaphore array with number of elements.\n\nOther options are:\n",
                    "flag": "-S",
                    "long": "--semaphore"
                },
                {
                    "name": "-p --mode",
                    "content": "Access permissions for the resource. Default is 0644.\n",
                    "flag": "-p",
                    "long": "--mode"
                },
                {
                    "name": "-V --version",
                    "content": "Display version information and exit.\n",
                    "flag": "-V",
                    "long": "--version"
                },
                {
                    "name": "-h --help",
                    "content": "Display help text and exit.\n",
                    "flag": "-h",
                    "long": "--help"
                }
            ]
        },
        "AUTHORS": {
            "content": "Hayden A. James <hayden.james@gmail.com>\n",
            "subsections": []
        },
        "SEE ALSO": {
            "content": "ipcrm(1), ipcs(1), sysvipc(7)\n",
            "subsections": []
        },
        "REPORTING BUGS": {
            "content": "For bug reports, use the issue tracker at https://github.com/karelzak/util-linux/issues.\n",
            "subsections": []
        },
        "AVAILABILITY": {
            "content": "The ipcmk command is part of the util-linux package which can be downloaded from Linux Kernel\nArchive <https://www.kernel.org/pub/linux/utils/util-linux/>.\n\n\n\nutil-linux 2.37.2                            2021-06-02                                     IPCMK(1)",
            "subsections": []
        }
    },
    "summary": "ipcmk - make various IPC resources",
    "flags": [
        {
            "flag": "-M",
            "long": "--shmem",
            "arg": null,
            "description": "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."
        },
        {
            "flag": "-Q",
            "long": "--queue",
            "arg": null,
            "description": "Create a message queue."
        },
        {
            "flag": "-S",
            "long": "--semaphore",
            "arg": null,
            "description": "Create a semaphore array with number of elements. Other options are:"
        },
        {
            "flag": "-p",
            "long": "--mode",
            "arg": null,
            "description": "Access permissions for the resource. Default is 0644."
        },
        {
            "flag": "-V",
            "long": "--version",
            "arg": null,
            "description": "Display version information and exit."
        },
        {
            "flag": "-h",
            "long": "--help",
            "arg": null,
            "description": "Display help text and exit."
        }
    ],
    "examples": [],
    "see_also": [
        {
            "name": "ipcrm",
            "section": "1",
            "url": "https://www.chedong.com/phpMan.php/man/ipcrm/1/json"
        },
        {
            "name": "ipcs",
            "section": "1",
            "url": "https://www.chedong.com/phpMan.php/man/ipcs/1/json"
        },
        {
            "name": "sysvipc",
            "section": "7",
            "url": "https://www.chedong.com/phpMan.php/man/sysvipc/7/json"
        }
    ]
}