geektutu cache learn
- 三种缓存淘汰(失效)算法:FIFO,LFU 和 LRU
- FIFO(First In First Out):淘汰缓存中最老(最早添加)的记录
- LFU(Least Frequently Used):淘汰缓存中访问频率最低的记录
- LRU(Least Recently Used):最近最少使用,LRU 算法的实现非常简单,维护一个队列,如果某条记录被访问了,则移动到队尾,那么队首则是最近最少访问的数据,淘汰该条记录即可。
geektutu cache learn
License: MIT License
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