{ "content": [ { "type": "text", "text": "# SHUTDOWN (man)\n\n## NAME\n\nshutdown - Halt, power-off or reboot the machine\n\n## SYNOPSIS\n\nshutdown [OPTIONS...] [TIME] [WALL...]\n\n## DESCRIPTION\n\nshutdown may be used to halt, power-off or reboot the machine.\n\n## TLDR\n\n> Shutdown and reboot the system.\n\n- Power off ([h]alt) immediately:\n `shutdown -h now`\n- Reboot immediately:\n `shutdown {{-r|--reboot}} now`\n- Reboot in 5 minutes:\n `shutdown {{-r|--reboot}} +5 &`\n- Shutdown at 1:00 pm (Uses 24h clock):\n `shutdown -h 13:00`\n- [c]ancel a pending shutdown/reboot operation:\n `shutdown -c`\n\n*Source: tldr-pages*\n\n## Sections\n\n- **NAME**\n- **SYNOPSIS**\n- **DESCRIPTION**\n- **OPTIONS** (8 subsections)\n- **EXIT STATUS**\n- **SEE ALSO**\n\nUse structuredContent.sections for detailed options, examples, and full documentation.\n" } ], "structuredContent": { "command": "SHUTDOWN", "section": "", "mode": "man", "summary": "shutdown - Halt, power-off or reboot the machine", "synopsis": "shutdown [OPTIONS...] [TIME] [WALL...]", "tldr_summary": "Shutdown and reboot the system.", "tldr_examples": [ { "description": "Power off ([h]alt) immediately", "command": "shutdown -h now" }, { "description": "Reboot immediately", "command": "shutdown {{-r|--reboot}} now" }, { "description": "Reboot in 5 minutes", "command": "shutdown {{-r|--reboot}} +5 &" }, { "description": "Shutdown at 1:00 pm (Uses 24h clock)", "command": "shutdown -h 13:00" }, { "description": "[c]ancel a pending shutdown/reboot operation", "command": "shutdown -c" } ], "tldr_source": "official", "flags": [ { "flag": "", "long": "--help", "arg": null, "description": "Print a short help text and exit." }, { "flag": "-H", "long": "--halt", "arg": null, "description": "Halt the machine." }, { "flag": "-P", "long": "--poweroff", "arg": null, "description": "Power-off the machine (the default)." }, { "flag": "-r", "long": "--reboot", "arg": null, "description": "Reboot the machine." }, { "flag": "-h", "long": null, "arg": null, "description": "Equivalent to --poweroff, unless --halt is specified." }, { "flag": "-k", "long": null, "arg": null, "description": "Do not halt, power-off, reboot, just write wall message." }, { "flag": "", "long": "--no-wall", "arg": null, "description": "Do not send wall message before halt, power-off, reboot." }, { "flag": "-c", "long": null, "arg": null, "description": "Cancel a pending shutdown. This may be used to cancel the effect of an invocation of shutdown with a time argument that is not \"+0\" or \"now\"." } ], "examples": [], "see_also": [ { "name": "systemd", "section": "1", "url": "https://www.chedong.com/phpMan.php/man/systemd/1/json" }, { "name": "systemctl", "section": "1", "url": "https://www.chedong.com/phpMan.php/man/systemctl/1/json" }, { "name": "halt", "section": "8", "url": "https://www.chedong.com/phpMan.php/man/halt/8/json" }, { "name": "wall", "section": "1", "url": "https://www.chedong.com/phpMan.php/man/wall/1/json" } ], "section_outline": [ { "name": "NAME", "lines": 2, "subsections": [] }, { "name": "SYNOPSIS", "lines": 2, "subsections": [] }, { "name": "DESCRIPTION", "lines": 15, "subsections": [] }, { "name": "OPTIONS", "lines": 2, "subsections": [ { "name": "--help", "lines": 2, "long": "--help" }, { "name": "-H --halt", "lines": 2, "flag": "-H", "long": "--halt" }, { "name": "-P --poweroff", "lines": 2, "flag": "-P", "long": "--poweroff" }, { "name": "-r --reboot", "lines": 2, "flag": "-r", "long": "--reboot" }, { "name": "-h", "lines": 2, "flag": "-h" }, { "name": "-k", "lines": 2, "flag": "-k" }, { "name": "--no-wall", "lines": 2, "long": "--no-wall" }, { "name": "-c", "lines": 3, "flag": "-c" } ] }, { "name": "EXIT STATUS", "lines": 2, "subsections": [] }, { "name": "SEE ALSO", "lines": 5, "subsections": [] } ], "sections": { "NAME": { "content": "shutdown - Halt, power-off or reboot the machine\n", "subsections": [] }, "SYNOPSIS": { "content": "shutdown [OPTIONS...] [TIME] [WALL...]\n", "subsections": [] }, "DESCRIPTION": { "content": "shutdown may be used to halt, power-off or reboot the machine.\n\nThe first argument may be a time string (which is usually \"now\"). Optionally, this may be\nfollowed by a wall message to be sent to all logged-in users before going down.\n\nThe time string may either be in the format \"hh:mm\" for hour/minutes specifying the time to\nexecute the shutdown at, specified in 24h clock format. Alternatively it may be in the syntax\n\"+m\" referring to the specified number of minutes m from now. \"now\" is an alias for \"+0\",\ni.e. for triggering an immediate shutdown. If no time argument is specified, \"+1\" is implied.\n\nNote that to specify a wall message you must specify a time argument, too.\n\nIf the time argument is used, 5 minutes before the system goes down the /run/nologin file is\ncreated to ensure that further logins shall not be allowed.\n", "subsections": [] }, "OPTIONS": { "content": "The following options are understood:\n", "subsections": [ { "name": "--help", "content": "Print a short help text and exit.\n", "long": "--help" }, { "name": "-H --halt", "content": "Halt the machine.\n", "flag": "-H", "long": "--halt" }, { "name": "-P --poweroff", "content": "Power-off the machine (the default).\n", "flag": "-P", "long": "--poweroff" }, { "name": "-r --reboot", "content": "Reboot the machine.\n", "flag": "-r", "long": "--reboot" }, { "name": "-h", "content": "Equivalent to --poweroff, unless --halt is specified.\n", "flag": "-h" }, { "name": "-k", "content": "Do not halt, power-off, reboot, just write wall message.\n", "flag": "-k" }, { "name": "--no-wall", "content": "Do not send wall message before halt, power-off, reboot.\n", "long": "--no-wall" }, { "name": "-c", "content": "Cancel a pending shutdown. This may be used to cancel the effect of an invocation of\nshutdown with a time argument that is not \"+0\" or \"now\".\n", "flag": "-c" } ] }, "EXIT STATUS": { "content": "On success, 0 is returned, a non-zero failure code otherwise.\n", "subsections": [] }, "SEE ALSO": { "content": "systemd(1), systemctl(1), halt(8), wall(1)\n\n\n\nsystemd 249 SHUTDOWN(8)", "subsections": [] } } } }