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For laptop power measurement, why don’t you use the laptop battery power measurement available in /proc/acpi/battery?

April 26, 2017acpi battery don’t laptop measurement power PROC

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For laptop power measurement, why don’t you use the laptop battery power measurement available in /proc/acpi/battery?

1 Answer

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The battery drain information is not very consistent from run to run. The drain rate of the battery could vary depending on the battery conditioning, temperature, and the current battery capacity. For consistent measurement, it is better to use a power meter.