了解什么是 redis 的雪崩、穿透和击穿?redis 崩溃之后会怎么样?系统该如何应对这种情况?如何处理 redis 的穿透?

redis 缓存雪崩、缓存穿透、缓存击穿三种问题的解决办法,可通过建立 redis 集群,mysql 没有返回值时缓存为 None,可以将热点数据永不过期或者将数据以一随机时间缓存到另一台 redis 中做备用查询。

了解什么是 redis 的雪崩、穿透和击穿?redis 崩溃之后会怎么样?系统该如何应对这种情况?如何处理 redis 的穿透?

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