https://blog.wongcw.com/2021/03/24/ubuntu%e5%9c%98%e9%9a%8a%e6%ad%a3%e8%80%83%e6%85%ae%e9%96%8b%e6%a9%9f%e6%98%af%e5%90%a6%e6%9c%89%e5%bf%85%e8%a6%81%e9%81%8b%e8%a1%8cfsck%e9%80%b2%e8%a1%8c%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1%e6%aa%a2/