Listing 7. Sample code for pue-trend.js.

清单7 . pue - trend . js的示例代码。

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In this case, we instruct Dojo to load the widget that we exposed at the path resources/pue-trend-widget.

在本例中，我们指示 Dojo 加载位于路径 resources/pue-trend-widget 的小部件。

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The JSON results contain the PUE calculation for each time interval.

JSON结果包含了每个时间间隔的PUE计算。

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Google and Facebook operate at a Power Usage Efficiency (PUE) of 1.02-1.2, while typical enterprise datacenters operate at 1.6 or above.

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It is similar to the PUE rating (Power Use Effectiveness) developed by The Green Grid a few years ago, but it arguably is more targeted toward measuring power consumption and actual operations.

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