Dell PowerEdge R830 Integrated Remote Access Controller 8 Version 2.70.70.70 U - Page 52

Modifying thermal settings using RACADM, Table 8. Thermal Settings

Page 52 highlights

The settings are persistent, which means that once they are set and applied, they do not automatically change to the default setting during system reboot, power cycling, iDRAC, or BIOS updates. A few Dell servers may or may not support some or all of these custom user cooling options. If the options are not supported, they are not displayed or you cannot provide a custom value. 3. Click Apply to apply the settings. The following message is displayed: It is recommended to reboot the system when a thermal profile change has been made. This is to ensure all power and thermal settings are activated. Click Reboot Later or Reboot Now. NOTE: You must reboot the system for the settings to take effect. Modifying thermal settings using RACADM To modify the thermal settings, use the objects in the system.thermalsettings group with the set sub command as provided in the following table. Table 8. Thermal Settings Object AirExhaustTemp Description Allows you to set the maximum air exhaust temperature limit. Usage Set to any of the following values (based on the system): • 0 - Indicates 40°C • 1 - Indicates 45°C • 2 - Indicates 50°C • 3 - Indicates 55°C • 4 - Indicates 60°C • 255 - Indicates 70°C (default) Example To check the existing setting on the system: racadm get system.thermalsettin gs.AirExhaustTemp The output is: AirExhaustTemp=70 This output indicates that the system is set to limit the air exhaust temperature to 70°C. To set the exhaust temperature limit to 60°C: racadm set system.thermalsettin gs.AirExhaustTemp 4 The output is: Object value modified successfully. If a system does not support a particular air exhaust temperature limit, then when you run the following command: racadm set system.thermalsettin gs.AirExhaustTemp 0 The following error message is displayed: ERROR: RAC947: Invalid object value specified. 52 Setting up managed system and management station

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The settings are persistent, which means that once they are set and applied, they do not automatically change to the default setting
during system reboot, power cycling, iDRAC, or BIOS updates. A few Dell servers may or may not support some or all of these custom
user cooling options. If the options are not supported, they are not displayed or you cannot provide a custom value.
3.
Click
Apply
to apply the settings.
The following message is displayed:
It is recommended to reboot the system when a thermal profile change has been made. This is
to ensure all power and thermal settings are activated.
Click
Reboot Later
or
Reboot Now
.
NOTE:
You must reboot the system for the settings to take effect.
Modifying thermal settings using RACADM
To modify the thermal settings, use the objects in the
system.thermalsettings
group with the
set
sub command as provided in the
following table.
Table 8. Thermal Settings
Object
Description
Usage
Example
AirExhaustTemp
Allows you to set the maximum
air exhaust temperature limit.
Set to any of the following
values (based on the system):
0 — Indicates 40°C
1 — Indicates 45°C
2 — Indicates 50°C
3 — Indicates 55°C
4 — Indicates 60°C
255 — Indicates 70°C
(default)
To check the existing setting on
the system:
racadm get
system.thermalsettin
gs.AirExhaustTemp
The output is:
AirExhaustTemp=70
This output indicates that the
system is set to limit the air
exhaust temperature to 70°C.
To set the exhaust temperature
limit to 60°C:
racadm set
system.thermalsettin
gs.AirExhaustTemp 4
The output is:
Object value
modified
successfully.
If a system does not support a
particular air exhaust
temperature limit, then when
you run the following command:
racadm set
system.thermalsettin
gs.AirExhaustTemp 0
The following error message is
displayed:
ERROR: RAC947:
Invalid object
value specified.
52
Setting up managed system and management station