Ubuntu:常用指令整理-关机重启

Ubuntu:常用指令整理-关机/重启

指令含义
shutdown -h now立刻关机
shutdown -h 5预定时间关机-5分钟后
shutdown -h +5预定时间关机-5分钟后
shutdown -h 15:00预定时间关机-会在下一个15:00关机
shutdown -c取消指定时间关机
shutdown -r now立即重启
shutdown -r 5预定时间重启-5分钟后重启
shutdown -r 15:00预定时间重启-会在下一个15:00重启
reboot立即重启,相当于shutdown -r now
  1. 如果执行shutdown命令时没有加什么参数,系统默认会在1分钟后进行关机!
  2. 一般为了解释关机、重启的原因,会在后面加字符串说明原因, 如:shutdown -h +30 "In order to update, system will shutdown in 30 mins"
mo-bit@ubuntu:~$ journalctl -b -p 3 -- Logs begin at Thu 1970-01-01 08:00:49 CST, end at Mon 2025-12-15 08:57:48 CS> Jun 18 04:29:39 ubuntu kernel: tegra_dc_assign_hw_data: no matching compatible > Jun 18 04:29:39 ubuntu kernel: tegradccommon module_init failed Jun 18 04:29:39 ubuntu kernel: tegradc module_init failed Jun 18 04:29:41 ubuntu kernel: imx219 9-0010: imx219_board_setup: error during > Jun 18 04:29:41 ubuntu kernel: imx219 9-0010: board setup failed Jun 18 04:29:41 ubuntu kernel: imx219 10-0010: imx219_board_setup: error during> Dec 15 08:23:13 ubuntu kernel: imx219 10-0010: board setup failed Dec 15 08:23:13 ubuntu kernel: uvcvideo: Failed to query (GET_INFO) UVC control> Jan 01 08:00:49 ubuntu wpa_supplicant[792]: nl80211: kernel reports: Authentica> Jan 01 08:00:49 ubuntu wpa_supplicant[792]: nl80211: kernel reports: Registrati> Jan 01 08:00:50 ubuntu phs[1173]: E/ nvphs: Failed to initialize sysfs readers.> Jan 01 08:00:50 ubuntu phs[1173]: E/ nvphs: Initialization Failed! Entering Zom> Jan 01 08:00:50 ubuntu rtkit-daemon[1215]: Failed to make ourselves RT: Operati> Jan 01 08:00:50 ubuntu rtkit-daemon[1215]: Failed to make ourselves RT: Operati> Jan 01 08:00:50 ubuntu rtkit-daemon[1215]: Failed to make ourselves RT: Operati> Jan 01 08:00:50 ubuntu rtkit-daemon[1215]: Failed to make ourselves RT: Operati> Jan 01 08:00:50 ubuntu rtkit-daemon[1215]: Failed to make ourselves RT: Operati> Jan 01 08:00:50 ubuntu rtkit-daemon[1215]: Failed to make ourselves RT: Operati> Jan 01 08:00:50 ubuntu rtkit-daemon[1215]: Failed to make ourselves RT: Operati> Jan 01 08:00:50 ubuntu rtkit-daemon[1215]: Failed to make ourselves RT: Operati> Jan 01 08:00:50 ubuntu rtkit-daemon[1215]: Failed to make ourselves RT: Operati> Jan 01 08:00:50 ubuntu rtkit-daemon[1215]: Failed to make ourselves RT: Operati>
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