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Section 11 cache avalanche, hot data failure follow Daewoo redis ------- directory post
2022-07-24 17:55:00 【51CTO】
One 、 Cache avalanche concept
Cache avalanche can be understood as Redis Downtime , All caches are invalidated . All requests instantly hit the database .
resolvent ：（1） Use RateLimiter Components, etc. request current limiting （2） build Redis Master slave server
Two 、 Hot data failure
Hot data failure ： Hot data collective failure .
terms of settlement ：（1） Hot data never fails .（2） Current limiting .
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