31. 大并发( epoll )
优点:
http://blog.youkuaiyun.com/sunyurun/article/details/8194979
实例:
http://www.cnblogs.com/ggjucheng/archive/2012/01/17/2324974.html
32. 海量数据处理的知识点,(hash表, hash统计)
hash表: https://baike.baidu.com/item/%E5%93%88%E5%B8%8C%E8%A1%A8/5981869?fr=aladdin
海量数据处理方法: http://blog.youkuaiyun.com/v_july_v/article/details/7382693