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Redis总结:缓存雪崩、缓存击穿、缓存穿透与缓存预热、缓存降级
2022-07-27 12:49:00 【InfoQ】
01 缓存雪崩
1.1 什么是缓存雪崩?
1.2 缓存雪崩问题分析
1.3 缓存雪崩解决方案
02 缓存击穿
2.1 什么是缓存击穿?
2.2 缓存击穿问题分析
2.3 缓存击穿解决方案
- 物理不过期,针对热点key不设置过期时间
- 逻辑过期,把过期时间存在key对应的value里,如果发现要过期了,通过一个后台的异步线程进行缓存的构建
03 缓存穿透
3.1 什么是缓存穿透?
3.2 问题分析

3.3 解决方法

04 缓存预热
4.1 什么是缓存预热?
4.2 缓存预热解决方案
05 缓存降级
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