https://blog.wongcw.com/2022/05/14/%e4%ba%ac%e6%9d%b1%e6%96%b9%e5%85%ac%e4%bd%88%e9%a6%96%e6%ac%be500hz%e8%b6%85%e9%ab%98%e5%88%b7%e9%9b%bb%e7%ab%b6%e9%a1%af%e7%a4%ba%e5%b1%8f1ms%e9%9f%bf%e6%87%89/