frequency-info -------------- analyzing CPU 0: driver: acpi-cpufreq CPUs which run at the same hardware frequency: 0 CPUs which need to have their frequency coordinated by software: 0 maximum transition latency: 10.0 us hardware limits: 1000 MHz - 1.67 GHz available frequency steps: 1.67 GHz, 1.33 GHz, 1000 MHz available cpufreq governors: conservative userspace powersave ondemand performance schedutil current policy: frequency should be within 1000 MHz and 1.67 GHz. The governor "performance" may decide which speed to use within this range. current CPU frequency: 1.67 GHz (asserted by call to hardware) boost state support: Supported: no Active: no idle-info --------- CPUidle driver: intel_idle CPUidle governor: menu analyzing CPU 0: Number of idle states: 4 Available idle states: POLL C1E C2 C4 POLL: Flags/Description: CPUIDLE CORE POLL IDLE Latency: 0 Usage: 516 Duration: 33401 C1E: Flags/Description: MWAIT 0x00 Latency: 10 Usage: 8037 Duration: 1002487 C2: Flags/Description: MWAIT 0x10 Latency: 20 Usage: 11582 Duration: 3047345 C4: Flags/Description: MWAIT 0x30 Latency: 100 Usage: 86151 Duration: 126481584