For details, see the shutdown(8) Linux manpage. Also see the Linux manpage for the
poweroff
command.
To shutdown Linux, follow these steps:
1.
Log in to Linux running on the system you want to shut down.
2.
Issue the
shutdown
command with the desired command-line options, and include the required
time
argument to specify when the operating system shutdown is to occur.
For example,
shutdown -r +20
shuts down and reboots the system in twenty minutes.
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Booting and Shutting Down the Operating System