Java 缓存，缓存算法，缓存框架

1. Cache定义，命中率，存储成本，获取成本，失效，替换策略，优化的替换策略，缓存算法，分布式缓存，缓存度量

http://www.jtraining.com/blogs/intro-to-caching-caching-algorithms-and-caching-frameworks.html

Cache 系统概要图：

缓存算法：

Least Frequently Used (LFU):

Least Recently Used(LRU)

...

分布式缓存：

2. 缓存的替换算法

http://www.jtraining.com/blogs/intro-to-caching-caching-algorithms-and-caching-frameworks-part-2.html

3.LFU and LRU

http://www.jtraining.com/blogs/intro-to-caching-caching-algorithms-and-caching-frameworks-part-3.html

4. 基于内存的缓存框架：OSCache,Ehcache,JCS and Cache4J andJBoss caching benchmark framework

http://www.jtraining.com/blogs/intro-to-caching-caching-algorithms-and-caching-frameworks-part-4.html