「Linux」システムを直ちにシャットダウンする方法
操作方法
# shutdown -h now
# shutdown –help
shutdown [OPTIONS…] [TIME] [WALL…]
Shut down the system.
–help Show this help
-H –halt Halt the machine
-P –poweroff Power-off the machine
-r –reboot Reboot the machine
-h Equivalent to –poweroff, overridden by –halt
-k Don’t halt/power-off/reboot, just send warnings
–no-wall Don’t send wall message before halt/power-off/reboot
-c Cancel a pending shutdown