Linux-logoff, shutdown, restart

　　
Logout: Logout
Logout Logoff is the relative operation of the landing, after landing the system, to leave the system, the user can simply release the Logout command:

[[email protected] root] #logout

Red Hat linuxrelease 9 (shike)

Kernel 2.4.20.8 on an i686

Login:← back to the landing screen

　　
Shutdown or restart: shutdown

The shutdown command closes all programs and restarts or shuts down according to the user's needs.　

　　To shut down immediately:

　　-h parameter to shut down the system immediately

[[email protected] root] #shutdown –h now← requires the system to be shut down immediately

　　Specify Shutdown time:

　　The time parameter can specify when to shut down, or set how long to run the shutdown command

[[email protected] root] #shutdown now← shut down immediately

[[email protected] root] #shutdown +5←5 minutes after shutdown

[[email protected] root] #shutdown 10:30← shut down at 10:30

　　Automatic Restart after shutdown:

-R parameter set shutdown after reboot

[[email protected] root] #shutdown-R now← immediately shut down the system and reboot

[[email protected] root] #shutdown-R 23:59← Specify restart at 23:59

　　
Restart your computer: reboot

As the name implies, the reboot command is used to reboot the system. The commonly used parameters are as follows:

-F parameter: Shut down the system and restart the computer by shutting down the normal program.

-I parameter: Close all network interfaces before restarting.

Although the reboot command has a parameter that can be used, it is generally only necessary to run the reboot command separately.

Linux-logoff, shutdown, restart