一：
1.1：http://192.168.1.12:3000/
1.2：点击install Grafana
wget https://dl.grafana.com/oss/release/grafana-5.4.3-1.x86_64.rpm
sudo yum localinstall grafana-5.4.3-1.x86_64.rpm
Centos7配置TiDB监控
原文：https://www.cnblogs.com/jackyzm/p/10430627.html
