curl -XPUT '10.1.193.250:9200/ngx-logstash-2019-06/_settings' -d ' { "index.mapping.total_fields.limit": 3000}'
1.https://zhuanlan.zhihu.com/p/31292944 [redash overview]
2.clickhouse
https://www.cnblogs.com/rongfengliang/p/9901464.html [redash docker 运行]
ssh -f -N -i id_rsa -L 9100:10.1.196.38:9100 ec2-user3@52.83.139.19