anchor.diff:        "title_text": "app instances",
         "type": "query_value",
         "width": 24,
  -      "x": 23,
  -      "y": 5
  -    },
  -    {
  -      "autoscale": true,
  -      "board_id": 150486,
  -      "height": 13,
  -      "legend": false,
  -      "legend_size": "0",
  -      "tile_def": {
  -        "autoscale": true,
  -        "precision": "0",
  -        "requests": [
  -          {
  -            "aggregator": "avg",
  -            "conditional_formats": [
  -              {
  -                "comparator": "<",
  -                "palette": "white_on_green",
  -                "value": null
  -              },
  -              {
  -                "comparator": ">",
  -                "palette": "white_on_red",
  -                "value": null
  -              },
  -              {
  -                "comparator": ">=",
  -                "palette": "white_on_yellow",
  -                "value": null
  -              }
  -            ],
  -            "q": "sum:bosh.healthmonitor.system.mem.kb{job:diego_cell,deployment:<%= deployment %>} * 1000"
  -          }
  -        ],
  -        "viz": "query_value"
  -      },
  -      "timeframe": "1h",
  -      "title": true,
  -      "title_align": "left",
  -      "title_size": 16,
  -      "title_text": "actual used mem",
  -      "type": "query_value",
  -      "width": 23,
  -      "x": 0,
  -      "y": 20
  -    },
  -    {
  -      "autoscale": true,
  -      "board_id": 150486,
  -      "height": 13,
  -      "legend": false,
  -      "legend_size": "0",
  -      "tile_def": {
  -        "autoscale": true,
  -        "precision": "0",
  -        "requests": [
  -          {
  -            "aggregator": "avg",
  -            "conditional_formats": [
  -              {
  -                "comparator": "<",
  -                "palette": "white_on_green",
  -                "value": null
  -              },
  -              {
  -                "comparator": ">",
  -                "palette": "white_on_red",
  -                "value": null
  -              },
  -              {
  -                "comparator": ">=",
  -                "palette": "white_on_yellow",
  -                "value": null
  -              }
  -            ],
  -            "q": "sum:datadog.nozzle.rep.CapacityRemainingMemory{deployment:<%= deployment %>} / 0.000001024"
  -          }
  -        ],
  -        "viz": "query_value"
  -      },
  -      "timeframe": "1h",
  -      "title": true,
  -      "title_align": "left",
  -      "title_size": 16,
  -      "title_text": "cell free mem",
  -      "type": "query_value",
  -      "width": 23,
  -      "x": 0,
  -      "y": 5
  +      "x": 24,
  +      "y": 0
       },
       {
         "board_id": 150486,
  
positive.code:       "title_size": 16,
        "title_text": "mem",
        "type": "timeseries",
        "width": 47,
        "x": 0,
        "y": 50
      }
    ],
    "width": "100%"
  }
  
negative.code:       "legend_size": "0",
        "tile_def": {
          "autoscale": true,
          "precision": "0",
          "requests": [
            {
              "aggregator": "avg",
              "conditional_formats": [
                {
                  "comparator": "<",
                  "palette": "white_on_green",
                  "value": null
                },
                {
                  "comparator": ">",
                  "palette": "white_on_red",
                  "value": null
                },
                {
                  "comparator": ">=",
                  "palette": "white_on_yellow",
                  "value": null
                }
              ],
              "q": "sum:datadog.nozzle.rep.CapacityRemainingMemory{deployment:<%= deployment %>} / 0.000001024"
            }
          ],
          "viz": "query_value"
        },
        "timeframe": "1h",
        "title": true,
        "title_align": "left",
        "title_size": 16,
        "title_text": "runtime free mem",
        "type": "query_value",
        "width": 24,
        "x": 0,
        "y": 0
      },
      {
        "autoscale": true,
        "height": 13,
        "legend": false,
        "legend_size": "0",
        "tile_def": {
          "autoscale": true,
          "custom_unit": "%",
          "precision": "0",
          "requests": [
  