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ruanun / cache_problem.md

Last active 2 months ago
0 0 1

缓存击穿/穿透/雪崩的简单总结

  • 我对这几个概念不太喜欢,因为名字容易记混、定义的细节也容易混淆。

  • 下面按照我的方式做的总结,不再纠结这几个名字,而是重点阐述问题的维度和问题的实质,以便于更好的记忆、区分和应对方案设计。

问题的根本原因

这几个工程问题根本原因的共性:查询缓存的key不存在。