参考:http://wiki.jikexueyuan.com/project/nsq-guide/
参考:https://www.cnblogs.com/swarmbees/p/6635467.html 讲解nsq通俗易懂
http://www.baiyuxiong.com/?p=873 这个讲解比较好
https://blog.csdn.net/panshiqu/article/details/53217523 mac上报错的解决方案