On 18 August 2017 at 11:11, Dai Xiang xiangx.dai@intel.com wrote:
In fact, i has used intel_pstate driver: $ cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_driver intel_pstate
It may be running in *active* mode and you need to put it in *passive* mode.
Try passing following with cmdline:
intel_pstate=passive