https://blog.wongcw.com/2019/12/05/supermicro%e5%b1%95%e7%a4%ba%e8%8b%b1%e7%89%b9%e7%88%benervana-nnp-t%e6%9c%8d%e5%8b%99%e5%99%a8%e6%94%af%e6%8c%818%e8%b7%afpcie%e8%88%87oam/