#!/bin/sh # # cpufreq This shell script to config cpufreq parameters. case "$1" in start) # Set the ondemand governor sampling_rate to 100ms. SYS_CPUFREQ_GOVERNOR=/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor if [ -e $SYS_CPUFREQ_GOVERNOR ]; then echo "ondemand" > $SYS_CPUFREQ_GOVERNOR echo 100000 > /sys/devices/system/cpu/cpufreq/ondemand/sampling_rate fi ;; stop) ;; *) echo "Usage: $0 {start|stop}" exit 1 esac exit 0