/usr/local/bin
/usr/local/etc
https://www.centos.bz/2017/08/redis-3-x-sentinel-ha-service/
https://www.cnblogs.com/sunmmi/articles/5842038.html
redis sentinel搭建
原文：https://www.cnblogs.com/buxizhizhoum/p/12142262.html
