CPU Fan Control on ThinkPad Laptop
I have a Lenovo ThinkPad laptop that occasionally displays error messages about "Hardware events/THERMAL EVENTS" during times of high CPU usage. This is a scary set of messages in the journal logs that could prophecy a short life span of the CPU if neglected; at times I've suspected that it may have been the culprit of system crashes, though, I won't go into further details on that here. It's worth noting that the performance improves and error messages subside after one disassembles the laptop and cleans out the heat sink; maybe even properly applies a fresh coat of thermal compound on it. This improvement, however, never lasts too long as the dust accumulates within the heatsink area again. I can recall reading anecdotal evidence of this problem from other ThinkPad owners on the Lenovo forums and other places when I first came across these scary messages on my system. Those owners running Linux on their laptops offered explanations a