Changes
*update pwm1 file every 1 second while fan is running
Other
Running on kernel 5.3, the pwm1 file is reset to 0 every 1-5 seconds (i could not figure out by which service), so to keep the fan running, this may help.
I will continue to look for the process modifying the pwm1 file (other than ats).
Ubuntu Bionic-Kernel 5.3
Changes *update pwm1 file every 1 second while fan is running
Other Running on kernel 5.3, the pwm1 file is reset to 0 every 1-5 seconds (i could not figure out by which service), so to keep the fan running, this may help. I will continue to look for the process modifying the pwm1 file (other than ats). Ubuntu Bionic-Kernel 5.3