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Reduce Linux power consumption, Part 2: General and governor-specific settings

Sep 29, 2009, 03:04 (0 Talkback[s])


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"Using the /sys interface

"The /sys filesystem provides a user interface for CPUfreq, starting at /sys/devices/system/cpu/. Some of these files are writable (by root) and others are read-only.

"First, take a look at /sys/devices/system/cpu/. Here you will find a directory for each logical CPU and the sched_mc_power_savings tunable and, if available on your system, the sched_smt_power_savings tunable, which I will discuss later."

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