1 cat or watch grep "cpu MHz" /proc/cpuinfo 2 cat or watch /sys/class/thermal/thermal_zone0/temp 3 -- cpupower frequency-set -u (设置cpuMAX频率,单位:GHz、MHz) -- cpupower frequency-set -d (设置cpuMIN频率,单位:GHz、MHz) -- cpupower frequency-set -f (设置cpu运行于指定频率,单位:GHz、MHz) 4 cat or watch /sys/class/power_supply/BAT0/capacity