RocketMQ

RocketMQ 简介

参考文档：http://www.jianshu.com/p/453c6e7ff81c#  
         https://www.aliyun.com/product/ons?spm=5176.8142029.388261.82.BFHC5a

pull consumer 与 push consumer区别

参考文档：https://yq.aliyun.com/articles/55627