If you want to do explicit garbage collection to reduce your application footprint, attempt to implement it so that it is done under low-load conditions or at off-peak hours.

如果需要执行显式的垃圾收集来降低应用程序内存使用，那么尝试在低负载情况下或在非繁忙时刻实现垃圾收集。

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Or they may increase the efficiency of the grid by consuming off-peak load and pushing more kilowatt-hours over the same infrastructure.

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Since John is still doing his laundry during peak load hours, the utility is paying top dollar in infrastructure costs and high-cost backup power plants.

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