1. Cache定義，命中率，存儲成本，獲取成本，失效，替換策略，優化的替換策略，緩存算法，分布式緩存，緩存度量

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

Cache 系統概要圖：

緩存算法：

Least Frequently Used (LFU):

Least Recently Used(LRU)

...

分布式緩存：

2. 緩存的替換算法

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. 基于內存的緩存框架：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

Java 緩存，緩存算法，緩存框架