ambari/ambari-web/app/assets/data/widget_layouts/HDFS_HEATMAPS.json

{
  "href" : "http://c6401.ambari.apache.org:8080/api/v1/users/admin/activeWidgetLayouts?WidgetLayoutInfo/section_name=HDFS_HEATMAPS",
  "items" : [
    {
      "href" : "http://c6401.ambari.apache.org:8080/api/v1/clusters/c1/widget_layouts/16",
      "WidgetLayoutInfo" : {
        "cluster_name" : "c1",
        "display_name" : "HDFS Heatmaps",
        "id" : 16,
        "layout_name" : "admin_hdfs_heatmap",
        "scope" : "USER",
        "section_name" : "HDFS_HEATMAPS",
        "user_name" : "admin",
        "widgets" : [
          {
            "WidgetInfo" : {
              "id" : 12,
              "metrics" : "[{\"name\":\"dfs.datanode.BytesRead\",\"metric_path\":\"metrics/dfs/datanode/bytes_read\",\"service_name\":\"HDFS\",\"component_name\":\"DATANODE\"}]",
              "author" : "ambari",
              "description" : "",
              "scope" : "CLUSTER",
              "properties" : "{\"display_unit\":\"MB\",\"max_limit\":\"1024\"}",
              "widget_name" : "HDFS Bytes Read",
              "widget_type" : "HEATMAP",
              "time_created" : 1429906622107,
              "display_name" : "HDFS Bytes Read",
              "values" : "[{\"name\":\"HDFS Bytes Read\",\"value\":\"${dfs.datanode.BytesRead}\"}]",
              "cluster_name" : "c1"
            }
          }
        ]
      }
    }
  ]
}