Users Guide

system before powering the system down. If you do not want to shut down the operating system first,
use the osfirst=false parameter.
NOTE: The parameter osfirst=false is not available on 13G and later systems. By default, on 13G and
later systems, the operating system shuts down before turning off the server during a remote
shutdown.
The following table displays the valid parameters for the command.
Table 48. Valid Parameters Of System Shutdown
name=value pair Description
action=reboot Shuts down the operating system and initiates system startup, performing BIOS
checks and reloading the operating system.
action=poweroff Turns off the electrical power to the system.
action=powercycl
e
Turns off the electrical power to the system, pauses, turns the power on, and
reboots the system. Power cycling is useful when you want to re-initialize system
components such as hard drives.
osfirst=true | false
true: Closes the file system and exits the operating system before turning off the
server.
false: Does not close the file system or shuts down the operating system before
turning off the server.
NOTE: This command osfirst=false is not available on 13G and later systems.
By default, on 13G and later systems, the operating system shuts down before
turning off the server during a remote shutdown.
Example Shutdown Commands
To set the shutdown action to reboot, type:
omconfig system shutdown action=reboot
or
omconfig servermodule shutdown action=reboot
To bypass operating system shutdown before the system is powered off, type:
omconfig system shutdown action=reboot osfirst=false
or
omconfig servermodule shutdown action=reboot osfirst=false
NOTE: The parameter osfirst=false is not available on 13G and later systems. By default, on 13G and
later systems, the operating system shuts down before turning off the server during a remote
shutdown.
Omconfig System Thrmshutdown Or Omconfig Servermodule
Thrmshutdown
Use the omconfig system thrmshutdown or omconfig servermodule thrmshutdown command to
configure a thermal shutdown action. You can configure the system for a thermal shutdown when a
temperature probe detects a temperature probe warning or failure event.
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