grafana的dashboard模版文件
- mysql_es_telegraf.json: datasource->elasticsearch, collector->telegraf, supervision object->mysql
- mongodb_es_telegraf.json: datasource->elasticsearch, collector->telegraf, supervision object->mongodb
- redis_es_telegraf.json: datasource->elasticsearch, collector->telegraf, supervision object->redis
- es_es_telegraf.json: datasource->elasticsearch, collector->telegraf, supervision object->elasticsearch