Linux Shell command (2)

First, switch on and off & restart

Command

Description

General usage

Poweroff

Shut down the computer operating system and power off the system

1. Poweroff (direct shutdown)

2. Poweroff-f (forced shutdown of the operating system)

Shutdown

Shut down the system in a safe way

1. Shutdown-h now (shutdown)

2. Shutdown-h 23:00 (shutdown at 11:00 in the evening)

3. Shutdown-r now (restart)

4. Shutdown-r + 1 'reboot after 1 min' (restart after 1 minute, and prompt reboot after 1 min)

Reboot

Restart the system

1 、 reboot

2. Reboot-f (forced restart of the system)

Linux Shell command (2)

II. Terminal identity query

Command

Description

General usage

Tty

Displays the file name of the end device connected to the current standard input

[root@localhost ~] # tty

/ dev/pts/0

W

Displays the user information that is currently logged into the system

[root@localhost ~] # w

The above are today's switch & restart and terminal identity query commands, to learn more about Linux Shell commands, please continue to follow our column.

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