The approaches differ in where they draw the boundary. Namespaces use the same kernel but restrict visibility. Seccomp uses the same kernel but restricts the allowed syscall set. Projects like gVisor use a completely separate user-space kernel and make minimal host syscalls. MicroVMs provide a dedicated guest kernel and a hardware-enforced boundary. Finally, WebAssembly provides no kernel access at all, relying instead on explicit capability imports. Each step is a qualitatively different boundary, not just a stronger version of the same thing.
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，这一点在safew官方下载中也有详细论述
为什么人的问题，是政绩观的首要问题，检验着一个政党的执政宗旨，决定着干事创业的根本方向。
[4]《泰山石化被指濒临破产债权人要求启动清盘程序》经济观察网
"This was the worst mistake of my life."