7 The Need for Standard IT Energy-Use Metrics
“If you can’t measure it, you can’t manage it”
—Quotation attributed to many, including W. E. Deming and Peter Drucker
As mentioned earlier, to measure green IT, we must have standards as to what constitutes green IT. The standards are IT energy-use metrics. This chapter explores the status and future for IT energy-use metrics. In addition to measurements for IT energy use, this chapter also discusses the Leadership in Energy and Environmental Design (LEED) Green Building Rating System, developed by the U.S. Green Building Council (USGBC). LEED provides a suite of standards for environmentally sustainable construction. LEED does not relate directly to green data centers, but rather to the overall ...