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x86_energy_perf_policy fix #108
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This is not the right way to "fix" your issue. That subprocess call has higher overhead than regular code plus using |
Debian 9 "stretch" does not implement the Intel p_state driver in the cpufreq package, so this was the most convenient method I could find. Plus, I added to improve efficiency: |
If you don't have the p_state driver, then you can't control the hardware p-states, unless I'm missing something... |
Incorrect, according to: http://manpages.ubuntu.com/manpages/bionic/man8/x86_energy_perf_policy.8.html
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Ok I missed that |
Let me know if you need help with the MSR... I can test if needed...
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Why do you need a separate entry for fallback? Still, HWP is quite tricky because is also set by tlp. The detection code that I use is quite ugly and it is not that much fail safe I guess, but it works and I don't see a better way of doing it. |
https://github.com/erpalma/throttled/issues/107
I fixed my HWP mode issue by using x86_energy_perf_policy to set hints.