---

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

“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.”


Complete Story

Get the Free Newsletter!

Subscribe to Developer Insider for top news, trends, & analysis