https://blog.wongcw.com/2020/07/01/qlc%e9%96%83%e5%ad%98%e4%b8%89%e6%98%9f870-qvo-ssd%e6%8b%86%e8%a7%a3%e6%8e%a2%e7%a7%98%ef%bc%9a%e7%b7%a9%e5%ad%98%e5%a4%96%e5%af%ab%e5%85%a5%e9%80%9f%e5%ba%a6%e6%85%98%e4%b8%8d%e5%bf%8d%e7%9d%b9/