这就是Fault-tolerance（容错），这个非常重要，而常常被我们忽略。容错计算

感谢闵老师！
  
[1] 2020-05-10, Fault-tolerance Techniques in Computer System
https://www.geeksforgeeks.org/fault-tolerance-techniques-in-computer-system/
  
[2] What is Fault Tolerance? | Creating a Fault Tolerant , Imperva
https://www.imperva.com/learn/availability/fault-tolerance/

回复@杨正瓴：I hope more people are involved in this area.

回复@闵应骅：