HP BladeSystem Family - Critical Facilities Round Table
HP BladeSystem Family - Critical Facilities Round Table
HP BladeSystem Family - Critical Facilities Round Table
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Power Regulator for ProLiant Overview<br />
• Uses new exposed Intel<br />
and AMD CPU<br />
performance states<br />
• Modes<br />
− Static Low Power<br />
• Pmin always<br />
− Dynamic Power Savings<br />
• Pmin-Pmax switching based<br />
on application load as<br />
monitored by ROM<br />
− Disabled<br />
• Pmax or OS based power<br />
management<br />
Application load = % of total CPU time<br />
spent processing application data<br />
P-states<br />
CPU<br />
APPLICATION<br />
LOAD<br />
STATIC<br />
LOW<br />
POWER<br />
DYNAMIC<br />
POWER<br />
SAVINGS<br />
P-States<br />
Xeon 3.6 GHz/800 MHz CPU<br />
Low<br />
CPU frequency<br />
Min power<br />
Min power<br />
Approx. CPU<br />
voltage<br />
Pmax 3.6 GHz 1.4 V<br />
Pmin 2.8 GHz 1.2 V<br />
High<br />
Max<br />
Power
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