[Cin] ot: intel_pstate

Phyllis Smith phylsmith2017 at gmail.com
Sat Mar 2 01:25:37 CET 2024

Oh, that is a very good idea for me to try tomorrow when I do my next build
-- that is when it gets really hot.  I do not care if it is slower but at
least then I can work on other things while doing a build.  THANKS.

On Fri, Mar 1, 2024 at 5:16 PM Andrew Randrianasulu <randrianasulu at gmail.com>

> My laptop was making noises under load, and sadly trayfreq was unable to
> set cpu frequency for some reason. I poked around /sys and found
> intel_pstate driver can be configured this way:
> echo 25 > /sys/devices/system/cpu/intel_pstate/max_perf_pct
> this sets max frequency to 800 mhz instead of 2.5/3.0 ghz as usual.
> note that 25 is percentage, and on different core iXXX processors results
> can be different.
> inxi
> CPU: dual core Intel Core i5-2450M (-MT MCP-) speed/min/max: 798/800/3100
> MHz                      Kernel: 5.6.14-x64 x86_64 Up: 27d 14m
> Mem: 2453.5/5887.8 MiB (41.7%)                               Storage:
> 610.63 GiB (76.4% used) Procs: 227 Shell: Bash inxi: 3.3.12
> I hope this might help Phyllis with her overheating intel laptop .....
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