いまさらcpufreq-infoを知る

自動起動のからみで、CPUモジュールを自分でインストールして、cpufreq-infoあたりを初めて知った

お暇なときはこんな感じに

$ cpufreq-info
cpufrequtils 002: cpufreq-info (C) Dominik Brodowski 2004-2006
Report errors and bugs to linux@brodo.de, please.
analyzing CPU 0:
  driver: powernow-k8
  CPUs which need to switch frequency at the same time: 0 1
  hardware limits: 1000 MHz - 2.00 GHz
  available frequency steps: 2.00 GHz, 1.80 GHz, 1000 MHz
  available cpufreq governors: conservative, userspace, ondemand, powersave, performance
  current policy: frequency should be within 1000 MHz and 2.00 GHz.
                  The governor "ondemand" may decide which speed to use
                  within this range.
  current CPU frequency is 1000 MHz.
analyzing CPU 1:
  driver: powernow-k8
  CPUs which need to switch frequency at the same time: 0 1
  hardware limits: 1000 MHz - 2.00 GHz
  available frequency steps: 2.00 GHz, 1.80 GHz, 1000 MHz
  available cpufreq governors: conservative, userspace, ondemand, powersave, performance
  current policy: frequency should be within 1000 MHz and 2.00 GHz.
                  The governor "ondemand" may decide which speed to use
                  within this range.
  current CPU frequency is 1000 MHz.

CPU温度も下ってる

$ sensors
k8temp-pci-00c3
Adapter: PCI adapter
Core0 Temp:  +34.0°C
Core1 Temp:  +24.0°C

設定前は、40.0°C前後だった