This screenshot shows the Ambari Dashboard. The top of the page shows Ambari icon and your BDC cluster name. On the right side, it shows different naviational pages like Dashboard, Services, Hosts, Alerts, Admin. 
In the body of the image is the metrics overview information for the BDC instance including HDFS Disk usgae, Datanodes Live, HDFS Links, Memory Usage,Network, CPU Usage, Cluster Load, NameNode Heap, NameNode RPC. The Left section shows different services running in your bdc cluster like HDFS, YARN, MapReduce2, etc.