On 14-06-2020 12:53, Lars Noodén via Dng wrote: > On 6/14/20 1:47 PM, d...@d404.nl wrote: >> On 14-06-2020 12:38, Lars Noodén via Dng wrote: >>> An upgrade to Beowulf went very smoothly but since upgrading I notice >>> that the fans are always running. Although the air temperature is about >>> 25°C the cores seem to run much hotter than necessary, pushing 70°C or >>> hotter. The system is not really under any load. What should I be >>> looking at to make corrections? >>> >>> ----- >>> >>> $ grep -i pretty /etc/os-release ; uname -sr >>> PRETTY_NAME="Devuan GNU/Linux 3 (beowulf)" >>> Linux 4.19.0-9-amd64 >>> >>> >> You can try to add intel_pstate=disable to your startup line. > Thanks. It may already be disabled¹ though: > > # cat /sys/kernel/debug/tracing/events/power/pstate_sample/enable > 0 > > # cat /sys/kernel/debug/tracing/events/power/cpu_frequency/enable > 0 > > However, this is all an area I know nothing about. > > ¹ https://www.kernel.org/doc/html/v4.12/admin-guide/pm/intel_pstate.html > _______________________________________________
It is not my daily job either but what i understand when intel_pstate is disabled acpi-cpufreq takes it over. (And most likely did in ASCII.) Give it a try and if it works add it to grub. Grtz. Nick
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