http://www.cnblogs.com/fornever/archive/2011/12/02/2270692.html
https://zh.wikipedia.org/wiki/%E7%BA%A2%E9%BB%91%E6%A0%91
Java HashMap的死循环
http://coolshell.cn/articles/9606.html
无锁队列的实现
http://coolshell.cn/articles/8239.html
Split-Ordered Lists: Lock-Free Extensible Hash Tables
http://www.cs.ucf.edu/~dcm/Teaching/COT4810-Spring2011/Literature/SplitOrderedLists.pdf
HashMap的原理与实现
http://coolshell.cn/articles/9703.html