Advanced users • Re: How to check the pi4 official fan's status?

Code:

pi@pi4gold:~ $ uname -aLinux pi4gold 6.1.65-v8+ #1 SMP PREEMPT Mon Feb  5 09:53:12 CET 2024 aarch64 GNU/Linuxpi@pi4gold:~ $ grep -s . /sys/class/thermal/thermal_zone*/* /sys/class/thermal/cooling_device*/*/sys/class/thermal/thermal_zone0/available_policies:step_wise /sys/class/thermal/thermal_zone0/cdev0_trip_point:0/sys/class/thermal/thermal_zone0/cdev0_weight:0/sys/class/thermal/thermal_zone0/cdev1_trip_point:1/sys/class/thermal/thermal_zone0/cdev1_weight:0/sys/class/thermal/thermal_zone0/cdev2_trip_point:2/sys/class/thermal/thermal_zone0/cdev2_weight:0/sys/class/thermal/thermal_zone0/cdev3_trip_point:3/sys/class/thermal/thermal_zone0/cdev3_weight:0/sys/class/thermal/thermal_zone0/integral_cutoff:0/sys/class/thermal/thermal_zone0/k_d:0/sys/class/thermal/thermal_zone0/k_i:0/sys/class/thermal/thermal_zone0/k_po:0/sys/class/thermal/thermal_zone0/k_pu:0/sys/class/thermal/thermal_zone0/mode:enabled/sys/class/thermal/thermal_zone0/offset:410040/sys/class/thermal/thermal_zone0/policy:step_wise/sys/class/thermal/thermal_zone0/slope:-487/sys/class/thermal/thermal_zone0/sustainable_power:0/sys/class/thermal/thermal_zone0/temp:40894/sys/class/thermal/thermal_zone0/trip_point_0_hyst:5000/sys/class/thermal/thermal_zone0/trip_point_0_temp:58000/sys/class/thermal/thermal_zone0/trip_point_0_type:active/sys/class/thermal/thermal_zone0/trip_point_1_hyst:4000/sys/class/thermal/thermal_zone0/trip_point_1_temp:52000/sys/class/thermal/thermal_zone0/trip_point_1_type:active/sys/class/thermal/thermal_zone0/trip_point_2_hyst:3000/sys/class/thermal/thermal_zone0/trip_point_2_temp:40000/sys/class/thermal/thermal_zone0/trip_point_2_type:active/sys/class/thermal/thermal_zone0/trip_point_3_hyst:2000/sys/class/thermal/thermal_zone0/trip_point_3_temp:36000/sys/class/thermal/thermal_zone0/trip_point_3_type:active/sys/class/thermal/thermal_zone0/trip_point_4_hyst:0/sys/class/thermal/thermal_zone0/trip_point_4_temp:110000/sys/class/thermal/thermal_zone0/trip_point_4_type:critical/sys/class/thermal/thermal_zone0/type:cpu-thermal/sys/class/thermal/cooling_device0/cur_state:2/sys/class/thermal/cooling_device0/max_state:4/sys/class/thermal/cooling_device0/type:pwm-fan