Comment 30 for bug 1775717

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Kai-Heng Feng (kaihengfeng) wrote :

The Package C-State stays at PC2, which causes lots of heat. It should be able to hit PC8.
C2 (pc2); 58.3%
C3 (pc3); 0.0%
C6 (pc6); 0.0%
C7 (pc7); 0.0%
C8 (pc8); 0.0%
C9 (pc9); 0.0%
C10 (pc10); 0.0%

Please follow these steps:
- Intall r8168-dkms and reboot
- Use kernel parameter "pcie_aspm=force"
- Run this as root "echo powersave > /sys/module/pcie_aspm/parameters/policy"
- Run "powertop --auto-tune"
- Check the C-State in powertop