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Stop the Junos OS
Purpose
To avoid damage to the file system, gracefully shut down the Junos OS before powering down the router. If you have configured a backup Routing Engine, it must be shut down before the master Routing Engine.
Action
To stop the Junos OS, use the following Junos OS command-line interface (CLI) operational mode command:
user@host> request system halt
Sample Output
user@host> request system halt
Halt the system ? [yes,no] (no) yes shutdown: [pid 3110]
Shutdown NOW!
*** FINAL System shutdown message from root@host ***
System going down IMMEDIATELY
user@host> Dec 17 17:28:40 init: syslogd (PID 2514) exited with status=0 Normal Exit
Waiting (max 60 seconds) for system process `bufdaemon' to stop...stopped
Waiting (max 60 seconds) for system process `syncer' to stop...stopped syncing disks... 4
done
Uptime: 3h31m41s
ata0: resetting devices .. done The operating system has halted.
Please press any key to reboot.
Meaning
The sample output shows that all system process have stopped and the operating system was halted immediately. For more detailed information on the request system halt command, see the Junos System Basics and Services Command Reference.
