消息中间件

Kafka:
1、阿里文档：
https://help.aliyun.com/document_detail/68151.html?spm=5176.167616.1288903.btn3.586b5a1cbxUvY7
RocketMQ：
1、原理剖析：
https://yq.aliyun.com/articles/71889?spm=5176.11065265.1996646101.searchclickresult.5d9265e2maOBU1
2、入门案例：
https://yq.aliyun.com/articles/135272?spm=5176.11065265.1996646101.searchclickresult.292b65e219Jwmu
Netty：
1、Netty介绍：
https://yq.aliyun.com/articles/584242
2、案例文档：
https://yq.aliyun.com/articles/650935