A quick lesson on analyzing the energy efficiency level of a data center
A measure of a facility's total power delivered divided by its IT equipment power usage level, power usage effectiveness (PUE) is especially important in data centers. For starters, these energy-intensive buildings are growing at a rapid pace, consuming 10 to 100 times more energy per square foot than a typical office building. In 2006, for example, data centers used more than 60 billion kilowatt-hours,
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