This script works with any recent Linux kernel (2.6.14 and higher).
Note that the fan levels, thresholds and anti-pulsing hacks are system-specific, so you may need to adjust them.Ĭomprehensive bash script with fine control over fan speed In addition, they include a hack for preventing the annoying fan pulsing that occurs on some systems. The following scripts sets the fan speed according to the system's thermal sensors. The firmware doesn't update the sensors more than once every 2s, so care should be taken not to waste resources by reading them too often.
Closed-loop fan control requires a thermal sensor sweep, which is an expensive operation.
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