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: 480 MHz - 1.60 GHz available frequency steps: 1.60 GHz, 1.60 GHz, 1.52 GHz, 1.44 GHz, 1.36 GHz, 1.28 GHz, 1.20 GHz, 1.12 GHz, 1.04 GHz, 960 MHz, 880 MHz, 800 MHz, 720 MHz, 640 MHz, 560 MHz, 480 MHz available cpufreq governors: performance schedutil current policy: frequency should be within 480 MHz and 1.28 GHz. The governor "schedutil" may decide which speed to use within this range. current CPU frequency: 480 MHz (asserted by call to hardware) boost state support: Supported: yes Active: yes idle-info --------- CPUidle driver: acpi_idle CPUidle governor: ladder analyzing CPU 0: Number of idle states: 4 Available idle states: POLL C1 C2 C3 POLL: Flags/Description: CPUIDLE CORE POLL IDLE Latency: 0 Usage: 514 Duration: 230126 C1: Flags/Description: ACPI FFH MWAIT 0x0 Latency: 1 Usage: 26313841 Duration: 14103456337 C2: Flags/Description: ACPI FFH MWAIT 0x58 Latency: 500 Usage: 31980634 Duration: 34643627481 C3: Flags/Description: ACPI FFH MWAIT 0x64 Latency: 1000 Usage: 520645400 Duration: 1567373751241