https://blog.wongcw.com/2018/08/06/linux%e4%b8%8b%e5%a6%82%e4%bd%95%e9%96%8b%e5%95%9f%e6%88%96%e9%97%9c%e9%96%89intel-cpu%e7%9a%84turbo-boost%e5%8a%9f%e8%83%bd%ef%bc%9f/