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## 命令行方式1 -- 不依赖外部工具
查看当前生效的 scaling_governor
```shell
cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor
```
查看可用的 scaling_governor
```shell
cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
```
设置为高性能模式
> 对于台式机来说，我觉得没有什么理由不设置为 performance 模式
```shell
echo performance | sudo tee /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor
...