diff --git a/nginx/files/grafana_dashboards/nginx_prometheus.json b/nginx/files/grafana_dashboards/nginx_prometheus.json
index 7b608c5..db7e6b9 100644
--- a/nginx/files/grafana_dashboards/nginx_prometheus.json
+++ b/nginx/files/grafana_dashboards/nginx_prometheus.json
@@ -1,607 +1,694 @@
 {% raw %}
 {
-  "description": "",
+  "annotations": {
+    "list": [
+      {
+        "builtIn": 1,
+        "datasource": "default",
+        "enable": true,
+        "hide": true,
+        "iconColor": "rgba(0, 211, 255, 1)",
+        "limit": 100,
+        "name": "Annotations & Alerts",
+        "showIn": 0,
+        "type": "dashboard"
+      }
+    ]
+  },
   "editable": true,
-  "gnetId": 315,
+  "gnetId": null,
   "graphTooltip": 0,
-  "hideControls": false,
   "id": null,
+  "iteration": 1528293496635,
   "links": [],
-  "refresh": "1m",
-  "rows": [
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     {
-      "collapse": false,
-      "height": "250px",
-      "panels": [
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+      "gridPos": {
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+        "w": 24,
+        "x": 0,
+        "y": 0
+      },
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+      "panels": [],
+      "title": "Status",
+      "type": "row"
+    },
+    {
+      "cacheTimeout": null,
+      "colorBackground": true,
+      "colorValue": false,
+      "colors": [
+        "#d44a3a",
+        "rgba(237, 129, 40, 0.89)",
+        "#299c46"
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+      "format": "none",
+      "gauge": {
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+        "minValue": 0,
+        "show": false,
+        "thresholdLabels": false,
+        "thresholdMarkers": true
+      },
+      "gridPos": {
+        "h": 3,
+        "w": 24,
+        "x": 0,
+        "y": 1
+      },
+      "id": 18,
+      "interval": null,
+      "links": [],
+      "mappingType": 1,
+      "mappingTypes": [
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-          "colorBackground": false,
-          "colorValue": true,
-          "colors": [
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-            "thresholdMarkers": true
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-          "prefixFontSize": "50%",
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-              "text": "N/A",
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-            "lineColor": "rgb(31, 120, 193)",
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-              "format": "time_series",
-              "intervalFactor": 2,
-              "legendFormat": "{{ cluster_name }}",
-              "refId": "A",
-              "step": 20
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-          "title": "Status",
-          "type": "singlestat",
-          "valueFontSize": "80%",
-          "valueMaps": [
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-              "op": "=",
-              "text": "no data",
-              "value": "null"
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-            {
-              "op": "=",
-              "text": "DOWN",
-              "value": "0"
-            },
-            {
-              "op": "=",
-              "text": "UP",
-              "value": "1"
-            }
-          ],
-          "valueName": "current"
+          "name": "value to text",
+          "value": 1
         },
         {
-          "aliasColors": {},
-          "bars": false,
-          "datasource": null,
-          "editable": true,
-          "error": false,
-          "fill": 1,
-          "grid": {
-            "threshold1": null,
-            "threshold1Color": "rgba(216, 200, 27, 0.27)",
-            "threshold2": null,
-            "threshold2Color": "rgba(234, 112, 112, 0.22)"
-          },
-          "id": 9,
-          "interval": "> 60s",
-          "legend": {
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-            "min": false,
-            "show": false,
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-            "values": false
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-          "linewidth": 1,
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-          "pointradius": 5,
-          "points": false,
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-          "seriesOverrides": [],
-          "span": 5,
-          "stack": false,
-          "steppedLine": false,
-          "targets": [
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-              "intervalFactor": 2,
-              "legendFormat": "{{ host }}",
-              "metric": "nginx_requests",
-              "refId": "A",
-              "step": 2
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-          ],
-          "timeFrom": null,
-          "timeShift": null,
-          "title": "Requests",
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-            "sort": 0,
-            "value_type": "cumulative"
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-              "show": true
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-              "max": null,
-              "min": null,
-              "show": true
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-          ]
-        },
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-          "aliasColors": {},
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-          "fill": 1,
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-            "threshold2": null,
-            "threshold2Color": "rgba(234, 112, 112, 0.22)"
-          },
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-            "current": false,
-            "max": false,
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-          "stack": false,
-          "steppedLine": false,
-          "targets": [
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-              "format": "time_series",
-              "intervalFactor": 2,
-              "legendFormat": "accepted",
-              "metric": "nginx_accepts",
-              "refId": "A",
-              "step": 2
-            },
-            {
-              "expr": "irate(nginx_handled{host=~\"$host\"}[1m])",
-              "format": "time_series",
-              "intervalFactor": 2,
-              "legendFormat": "handled",
-              "metric": "nginx_handled",
-              "refId": "B",
-              "step": 2
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-          ],
-          "timeFrom": null,
-          "timeShift": null,
-          "title": "Connections",
-          "tooltip": {
-            "msResolution": false,
-            "shared": true,
-            "sort": 0,
-            "value_type": "cumulative"
-          },
-          "type": "graph",
-          "xaxis": {
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-          "yaxes": [
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-              "format": "ops",
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-              "max": null,
-              "min": 0,
-              "show": true
-            },
-            {
-              "format": "short",
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-              "max": null,
-              "min": null,
-              "show": true
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-          ]
-        },
-        {
-          "cacheTimeout": null,
-          "colorBackground": false,
-          "colorValue": false,
-          "colors": [
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-            "rgba(50, 172, 45, 0.97)"
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-          "error": false,
-          "format": "none",
-          "gauge": {
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-            "minValue": 0,
-            "show": false,
-            "thresholdLabels": false,
-            "thresholdMarkers": true
-          },
-          "id": 6,
-          "interval": "> 60s",
-          "links": [],
-          "mappingType": 1,
-          "mappingTypes": [
-            {
-              "name": "value to text",
-              "value": 1
-            },
-            {
-              "name": "range to text",
-              "value": 2
-            }
-          ],
-          "maxDataPoints": 100,
-          "nullPointMode": "connected",
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-          "postfix": "",
-          "postfixFontSize": "50%",
-          "prefix": "",
-          "prefixFontSize": "50%",
-          "rangeMaps": [
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-              "format": "time_series",
-              "intervalFactor": 2,
-              "legendFormat": "{{ host }}",
-              "metric": "nginx_active",
-              "refId": "A",
-              "step": 2
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-          ],
-          "thresholds": "",
-          "title": "Active connections",
-          "type": "singlestat",
-          "valueFontSize": "80%",
-          "valueMaps": [
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-              "op": "=",
-              "text": "N/A",
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-          "valueName": "current"
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-        {
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-          "colorBackground": false,
-          "colorValue": false,
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-          "gauge": {
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-            "show": false,
-            "thresholdLabels": false,
-            "thresholdMarkers": true
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-          "interval": "> 60s",
-          "links": [],
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-          "mappingTypes": [
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-          "nullPointMode": "connected",
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-          "postfixFontSize": "50%",
-          "prefix": "",
-          "prefixFontSize": "50%",
-          "rangeMaps": [
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-            "full": false,
-            "lineColor": "rgb(31, 120, 193)",
-            "show": true
-          },
-          "targets": [
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-              "expr": "nginx_reading{host=~\"$host\"}",
-              "format": "time_series",
-              "intervalFactor": 2,
-              "legendFormat": "{{ host }}",
-              "metric": "nginx_reading",
-              "refId": "A",
-              "step": 2
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-          "thresholds": "",
-          "title": "Reading connections",
-          "type": "singlestat",
-          "valueFontSize": "80%",
-          "valueMaps": [
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-              "text": "N/A",
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-          "colorBackground": false,
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-            "thresholdLabels": false,
-            "thresholdMarkers": true
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-          "interval": "> 60s",
-          "links": [],
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-          "mappingTypes": [
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-          "prefixFontSize": "50%",
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-              "metric": "nginx_writing",
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-          "title": "Writing connections",
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+          "name": "range to text",
+          "value": 2
         }
       ],
-      "repeat": null,
-      "repeatIteration": null,
-      "repeatRowId": null,
-      "showTitle": true,
-      "title": "Metrics",
-      "titleSize": "h6"
+      "maxDataPoints": 100,
+      "minSpan": 2,
+      "nullPointMode": "connected",
+      "nullText": null,
+      "postfix": "",
+      "postfixFontSize": "50%",
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+      "repeatDirection": "h",
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+        "full": false,
+        "lineColor": "rgb(31, 120, 193)",
+        "show": false
+      },
+      "tableColumn": "",
+      "targets": [
+        {
+          "expr": "nginx_up{host=~\"$host\"}",
+          "format": "time_series",
+          "intervalFactor": 1,
+          "refId": "A"
+        }
+      ],
+      "thresholds": "0.5,1",
+      "title": "Nginx@${host}",
+      "type": "singlestat",
+      "valueFontSize": "80%",
+      "valueMaps": [
+        {
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+          "text": "N/A",
+          "value": "null"
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+      "panels": [],
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+      "targets": [
+        {
+          "expr": "irate(nginx_accepts{host=~\"$host\"}[1m])",
+          "format": "time_series",
+          "intervalFactor": 2,
+          "legendFormat": "accepted",
+          "refId": "A"
+        },
+        {
+          "expr": "irate(nginx_handled{host=~\"$host\"}[1m])",
+          "format": "time_series",
+          "intervalFactor": 2,
+          "legendFormat": "handled",
+          "refId": "B"
+        }
+      ],
+      "thresholds": [],
+      "timeFrom": null,
+      "timeShift": null,
+      "title": "Connections for Nginx@${host}",
+      "tooltip": {
+        "shared": true,
+        "sort": 0,
+        "value_type": "individual"
+      },
+      "type": "graph",
+      "xaxis": {
+        "buckets": null,
+        "mode": "time",
+        "name": null,
+        "show": true,
+        "values": []
+      },
+      "yaxes": [
+        {
+          "format": "ops",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": "0",
+          "show": true
+        },
+        {
+          "format": "short",
+          "label": null,
+          "logBase": 1,
+          "max": null,
+          "min": null,
+          "show": true
+        }
+      ],
+      "yaxis": {
+        "align": false,
+        "alignLevel": null
+      }
+    },
+    {
+      "cacheTimeout": null,
+      "colorBackground": false,
+      "colorValue": false,
+      "colors": [
+        "#d44a3a",
+        "rgba(237, 129, 40, 0.89)",
+        "#299c46"
+      ],
+      "datasource": null,
+      "format": "none",
+      "gauge": {
+        "maxValue": 100,
+        "minValue": 0,
+        "show": false,
+        "thresholdLabels": false,
+        "thresholdMarkers": true
+      },
+      "gridPos": {
+        "h": 3,
+        "w": 24,
+        "x": 0,
+        "y": 18
+      },
+      "id": 8,
+      "interval": null,
+      "links": [],
+      "mappingType": 1,
+      "mappingTypes": [
+        {
+          "name": "value to text",
+          "value": 1
+        },
+        {
+          "name": "range to text",
+          "value": 2
+        }
+      ],
+      "maxDataPoints": 100,
+      "minSpan": 2,
+      "nullPointMode": "connected",
+      "nullText": null,
+      "postfix": "",
+      "postfixFontSize": "50%",
+      "prefix": "",
+      "prefixFontSize": "50%",
+      "rangeMaps": [
+        {
+          "from": "null",
+          "text": "N/A",
+          "to": "null"
+        }
+      ],
+      "repeat": "host",
+      "repeatDirection": "h",
+      "sparkline": {
+        "fillColor": "rgba(31, 118, 189, 0.18)",
+        "full": false,
+        "lineColor": "rgb(31, 120, 193)",
+        "show": true
+      },
+      "tableColumn": "",
+      "targets": [
+        {
+          "expr": "nginx_active{host=~\"$host\"}",
+          "format": "time_series",
+          "intervalFactor": 2,
+          "legendFormat": "{{ host }}",
+          "refId": "A"
+        }
+      ],
+      "thresholds": "",
+      "title": "Active connections for Nginx@${host}",
+      "type": "singlestat",
+      "valueFontSize": "80%",
+      "valueMaps": [
+        {
+          "op": "=",
+          "text": "N/A",
+          "value": "null"
+        }
+      ],
+      "valueName": "current"
+    },
+    {
+      "cacheTimeout": null,
+      "colorBackground": false,
+      "colorValue": false,
+      "colors": [
+        "#d44a3a",
+        "rgba(237, 129, 40, 0.89)",
+        "#299c46"
+      ],
+      "datasource": null,
+      "format": "none",
+      "gauge": {
+        "maxValue": 100,
+        "minValue": 0,
+        "show": false,
+        "thresholdLabels": false,
+        "thresholdMarkers": true
+      },
+      "gridPos": {
+        "h": 3,
+        "w": 24,
+        "x": 0,
+        "y": 21
+      },
+      "id": 11,
+      "interval": null,
+      "links": [],
+      "mappingType": 1,
+      "mappingTypes": [
+        {
+          "name": "value to text",
+          "value": 1
+        },
+        {
+          "name": "range to text",
+          "value": 2
+        }
+      ],
+      "maxDataPoints": 100,
+      "minSpan": 2,
+      "nullPointMode": "connected",
+      "nullText": null,
+      "postfix": "",
+      "postfixFontSize": "50%",
+      "prefix": "",
+      "prefixFontSize": "50%",
+      "rangeMaps": [
+        {
+          "from": "null",
+          "text": "N/A",
+          "to": "null"
+        }
+      ],
+      "repeat": "host",
+      "repeatDirection": "h",
+      "sparkline": {
+        "fillColor": "rgba(31, 118, 189, 0.18)",
+        "full": false,
+        "lineColor": "rgb(31, 120, 193)",
+        "show": true
+      },
+      "tableColumn": "",
+      "targets": [
+        {
+          "expr": "nginx_writing{host=~\"$host\"}",
+          "format": "time_series",
+          "intervalFactor": 2,
+          "legendFormat": "{{ host }}",
+          "refId": "A"
+        }
+      ],
+      "thresholds": "",
+      "title": "Writing connections for Nginx@${host}",
+      "type": "singlestat",
+      "valueFontSize": "80%",
+      "valueMaps": [
+        {
+          "op": "=",
+          "text": "N/A",
+          "value": "null"
+        }
+      ],
+      "valueName": "current"
+    },
+    {
+      "cacheTimeout": null,
+      "colorBackground": false,
+      "colorValue": false,
+      "colors": [
+        "#d44a3a",
+        "rgba(237, 129, 40, 0.89)",
+        "#299c46"
+      ],
+      "datasource": null,
+      "format": "none",
+      "gauge": {
+        "maxValue": 100,
+        "minValue": 0,
+        "show": false,
+        "thresholdLabels": false,
+        "thresholdMarkers": true
+      },
+      "gridPos": {
+        "h": 3,
+        "w": 24,
+        "x": 0,
+        "y": 24
+      },
+      "id": 10,
+      "interval": null,
+      "links": [],
+      "mappingType": 1,
+      "mappingTypes": [
+        {
+          "name": "value to text",
+          "value": 1
+        },
+        {
+          "name": "range to text",
+          "value": 2
+        }
+      ],
+      "maxDataPoints": 100,
+      "minSpan": 2,
+      "nullPointMode": "connected",
+      "nullText": null,
+      "postfix": "",
+      "postfixFontSize": "50%",
+      "prefix": "",
+      "prefixFontSize": "50%",
+      "rangeMaps": [
+        {
+          "from": "null",
+          "text": "N/A",
+          "to": "null"
+        }
+      ],
+      "repeat": "host",
+      "repeatDirection": "h",
+      "sparkline": {
+        "fillColor": "rgba(31, 118, 189, 0.18)",
+        "full": false,
+        "lineColor": "rgb(31, 120, 193)",
+        "show": true
+      },
+      "tableColumn": "",
+      "targets": [
+        {
+          "expr": "nginx_reading{host=~\"$host\"}",
+          "format": "time_series",
+          "intervalFactor": 1,
+          "legendFormat": "{{ host }}",
+          "refId": "A"
+        }
+      ],
+      "thresholds": "",
+      "title": "Reading connections for Nginx@${host}",
+      "type": "singlestat",
+      "valueFontSize": "80%",
+      "valueMaps": [
+        {
+          "op": "=",
+          "text": "N/A",
+          "value": "null"
+        }
+      ],
+      "valueName": "current"
+    },
+    {
+      "cacheTimeout": null,
+      "colorBackground": false,
+      "colorValue": false,
+      "colors": [
+        "#d44a3a",
+        "rgba(237, 129, 40, 0.89)",
+        "#299c46"
+      ],
+      "datasource": null,
+      "format": "none",
+      "gauge": {
+        "maxValue": 100,
+        "minValue": 0,
+        "show": false,
+        "thresholdLabels": false,
+        "thresholdMarkers": true
+      },
+      "gridPos": {
+        "h": 3,
+        "w": 24,
+        "x": 0,
+        "y": 27
+      },
+      "id": 12,
+      "interval": null,
+      "links": [],
+      "mappingType": 1,
+      "mappingTypes": [
+        {
+          "name": "value to text",
+          "value": 1
+        },
+        {
+          "name": "range to text",
+          "value": 2
+        }
+      ],
+      "maxDataPoints": 100,
+      "minSpan": 2,
+      "nullPointMode": "connected",
+      "nullText": null,
+      "postfix": "",
+      "postfixFontSize": "50%",
+      "prefix": "",
+      "prefixFontSize": "50%",
+      "rangeMaps": [
+        {
+          "from": "null",
+          "text": "N/A",
+          "to": "null"
+        }
+      ],
+      "repeat": "host",
+      "repeatDirection": "h",
+      "sparkline": {
+        "fillColor": "rgba(31, 118, 189, 0.18)",
+        "full": false,
+        "lineColor": "rgb(31, 120, 193)",
+        "show": true
+      },
+      "tableColumn": "",
+      "targets": [
+        {
+          "expr": "nginx_waiting{host=~\"$host\"}",
+          "format": "time_series",
+          "intervalFactor": 2,
+          "legendFormat": "{{ host }}",
+          "refId": "A"
+        }
+      ],
+      "thresholds": "",
+      "title": "Waiting connections for Nginx@${host}",
+      "type": "singlestat",
+      "valueFontSize": "80%",
+      "valueMaps": [
+        {
+          "op": "=",
+          "text": "N/A",
+          "value": "null"
+        }
+      ],
+      "valueName": "current"
     }
   ],
+  "schemaVersion": 16,
+  "style": "dark",
+  "tags": [],
   "templating": {
     "list": [
-     {
-        "allValue": ".*",
+      {
+        "allValue": null,
         "current": {},
-        "datasource": "prometheus",
+        "datasource": "default",
         "hide": 0,
-        "includeAll": false,
+        "includeAll": true,
         "label": null,
-        "multi": false,
+        "multi": true,
         "name": "host",
         "options": [],
         "query": "label_values(nginx_up,host)",
         "refresh": 1,
-        "refresh_on_load": true,
         "regex": "",
         "sort": 1,
         "tagValuesQuery": "",
@@ -609,11 +696,41 @@
         "tagsQuery": "",
         "type": "query",
         "useTags": false
-     }
+      }
     ]
   },
-  "timezone": "browser",
+  "time": {
+    "from": "now-6h",
+    "to": "now"
+  },
+  "timepicker": {
+    "refresh_intervals": [
+      "5s",
+      "10s",
+      "30s",
+      "1m",
+      "5m",
+      "15m",
+      "30m",
+      "1h",
+      "2h",
+      "1d"
+    ],
+    "time_options": [
+      "5m",
+      "15m",
+      "1h",
+      "6h",
+      "12h",
+      "24h",
+      "2d",
+      "7d",
+      "30d"
+    ]
+  },
+  "timezone": "",
   "title": "Nginx",
+  "uid": "",
   "version": 1
 }
 {% endraw %}