# 课程小结

+ 认识 Leader drop 故障的现象
+ 理解 Leader drop 故障的原因
+ 掌握 Leader drop 故障的解决方法
------------------------------------------------------------
- 认识 Leader drop 故障的现象
- 理解 Leader drop 故障的原因
- 掌握 Leader drop 故障的解决方法