HP Integrated Lights-Out 4 User Manual

Page 28

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A license is required if you want to make changes on the Group Power Settings page. For
more information about iLO licensing, see the following website:

http://www.hp.com/go/

ilo/licensing

.

You cannot use the iLO web interface to configure group power capping settings for SL servers.
Use one of the following tools to configure the power capping settings for SL servers:

Power Interface Control Utility—This utility is available at the following website:

http://

h20000.www2.hp.com/bizsupport/TechSupport/SoftwareDescription.jsp?
prodTypeId=15351&prodSeriesId=4324034&
swItem=MTX-cb0c48d305d24a4dbe80e5eecc&prodNameId=5037746

.

HP ProLiant SL Advanced Power Manager—For more information, see the HP ProLiant SL
Advanced Power Manager User Guide
.

The HP Automatic Group Power Capping Settings section enables you to view measured power
values, set a power cap, and disable power capping.

The Measured Power Values section lists the following:

Maximum Available Power—The total power supply capacity for all servers in a group

Peak Observed Power—The maximum observed power for all servers in a group

Minimum Observed Power—The minimum observed power for all servers in a group

During POST, the ROM runs two power tests that determine the peak and minimum observed
power values.

Use the Power Cap Thresholds as guidelines for configuring the Power Cap Value.

Maximum Power Cap—The maximum power available for the servers in a group. The
servers in a group must not exceed this value.

Minimum High-Performance Cap—The maximum power that the servers in a group use
in their current configuration. A power cap set to this value does not affect server
performance.

Minimum Power Cap—The minimum power that the servers in a group use. A power cap
set to this value reduces the server power usage to the minimum, which results in server
performance degradation.

The Power Cap Value section allows you to configure the power capping settings. For
instructions, see

“Configuring Automatic Group Power Capping settings” (page 29)

.

The Current State section shows the current power consumption.

Present Power Reading—The current power reading for all servers in a group.

Present Power Cap—The configured power cap for all servers in a group. This value is 0 if
the power cap is not configured.

28

Using the iLO Federation features

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