Shutting Down and Rebooting the System

This page contains information about the similarities and differences between different versions of Unix.

Note: The syntax and behavior of a given command, e.g., shutdown, may vary; check the man pages on the appropriate system for details.

AIX 4.X HP-UX 11.X IRIX 6.X Linux Solaris 2.X
Shutdown shutdown shutdown shutdown shutdown shutdown
Fast shutdown halt init 0
shutdown -hy now		 init 0
halt		 init 0
halt		 init 0
halt
Reboot reboot init 6
shutdown -ry now		 init 6
reboot 		init 6
reboot		 init 6
reboot