HP ProLiant DL380e, User Manual

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RBSU menu (HP ProLiant G7 servers or server blades) 28
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Minimum Power Usage enables power reduction mechanisms that may affect performance
negatively. This mode guarantees a lower maximum power usage by the system.
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Maximum Performance disables all power management options that may affect performance
negatively.
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Custom provides the opportunity to configure settings for your environment.
HP Power Regulator (G7 servers)
This feature configures the Power Regulator for ProLiant support. The following options are available:
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HP Dynamic Power Savings Mode
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Automatically varies processor speed and power usage based on processor use
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Reduces overall power consumption with little or no impact to performance
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Does not require OS support
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HP Static Low Power Mode
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Reduces processor speed and power usage
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Guarantees a lower maximum power usage for the system
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The impact on performance is greater for environments with higher processor utilization.
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HP Static High Performance Mode
Processors run in the maximum power and performance state, regardless of the OS power
management policy.