# echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
# cpufreq-info |grep current
current policy: frequency should be within 200 MHz and 1.40 GHz.
current CPU frequency is 1.40 GHz (asserted by call to hardware).
current policy: frequency should be within 200 MHz and 1.40 GHz.
current CPU frequency is 1.40 GHz (asserted by call to hardware).
current policy: frequency should be within 200 MHz and 1.40 GHz.
current CPU frequency is 1.40 GHz (asserted by call to hardware).
current policy: frequency should be within 200 MHz and 1.40 GHz.
current CPU frequency is 1.40 GHz (asserted by call to hardware).