新建自助ETL

连接被拒绝: Cant't connect to: localhost:8899,Please check the link address and the operation of the service -> Connect to localhost:8899 [localhost/127.0.0.1, localhost/0:0:0:0:0:0:0:1] failed: Connection refused: connect

可能是因为你的挖掘引擎没启动到，看下这些服务是不是都运行中？