Photonicat 下调CPU频率

Powersave 模式

命令行输入：

#! /bin/bash
cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor

for file in /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor; do echo "powersave" > $file; done

cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor

CPU 关闭部分核心

echo 0 > /sys/devices/system/cpu/cpu1/online
echo 0 > /sys/devices/system/cpu/cpu2/online
echo 0 > /sys/devices/system/cpu/cpu3/online