http://www.linuxzen.com/shi-yong-tornadojin-xing-wang-luo-yi-bu-bian-cheng.html
http://cloudaice.com/tornado-coroutine/
http://www.pywave.com/2012/08/17/about-gevent-and-tornado/
tornado相关文章
原文：http://www.cnblogs.com/ymy124/p/4742603.html
