redis Could not connect to Redis at 127.0.0.1:6379: Connection refused 问题解决
参考文章：
（1）redis Could not connect to Redis at 127.0.0.1:6379: Connection refused 问题解决
（2）https://www.cnblogs.com/surpassLife8/p/6792158.html
备忘一下。
来源：oschina
链接：https://my.oschina.net/u/4354590/blog/4556718