但是“两阶段提交协议简介”小节中提到仍然存在一个问题，那就是如果第2阶段中一个事务分支发生故障，该怎么办呢？

But there is still an open question mentioned in the section "Introduction into the Two-Phase-Commit protocol". What to do, if "Phase 2" failed for a transaction branch?

youdao

此问题常常出现在将项目组合管理的内容、上下文，和基本想法及概念描述为一个规程的概要简介过程中，或在其后。

This question most frequently occurs during, or immediately after, an overview briefing which describes the contents, context, and basic ideas and concepts of portfolio management as a discipline.

youdao

简介：调试内核问题时，能够跟踪内核执行情况并查看其内存和数据结构是非常有用的。

Summary: When debugging kernel problems, being able to trace the kernel execution and examine its memory and data structures is very useful.

youdao

What is the class of algorithm that's- that probably applies to this, and how do I pull something out of that, if you like, a briefcase of possible algorithms to solve?

以及哪种算法-,可能可以应用到这类问题上,问题本身又能提取出什么东西来，以及可能解决问题的一系列方法的简介？

麻省理工公开课 - 计算机科学及编程导论课程节选