Grafana dashboard: Nginx Lua
Description: Nginx dashboard for nginx-lua-prometheus

Nginx dashboard for nginx-lua-prometheus exporter
https://github.com/knyar/nginx-lua-prometheus

{
  "__inputs": [
    {
      "name": "DS_PROMETHEUS",
      "label": "Prometheus",
      "description": "",
      "type": "datasource",
      "pluginId": "prometheus",
      "pluginName": "Prometheus"
    }
  ],
  "__requires": [
    {
      "type": "grafana",
      "id": "grafana",
      "name": "Grafana",
      "version": "6.1.6"
    },
    {
      "type": "panel",
      "id": "graph",
      "name": "Graph",
      "version": ""
    },
    {
      "type": "panel",
      "id": "heatmap",
      "name": "Heatmap",
      "version": ""
    },
    {
      "type": "datasource",
      "id": "prometheus",
      "name": "Prometheus",
      "version": "1.0.0"
    }
  ],
  "annotations": {
    "list": [
      {
        "builtIn": 1,
        "datasource": "-- Grafana --",
        "enable": true,
        "hide": true,
        "iconColor": "rgba(0, 211, 255, 1)",
        "name": "Annotations & Alerts",
        "type": "dashboard"
      }
    ]
  },
  "editable": true,
  "gnetId": 10223,
  "graphTooltip": 0,
  "id": null,
  "iteration": 1558184210338,
  "links": [],
  "panels": [
    {
      "aliasColors": {
        "reading": "semi-dark-red",
        "waiting": "semi-dark-green",
        "writing": "semi-dark-orange"
      },
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "fill": 1,
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 0
      },
      "id": 6,
      "legend": {
        "alignAsTable": false,
        "avg": false,
        "current": false,
        "max": false,
        "min": false,
        "rightSide": false,
        "show": true,
        "total": false,
        "values": false
      },
      "lines": true,
      "linewidth": 1,
      "links": [],
      "nullPointMode": "null",
      "percentage": false,
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "nginx_http_connections{instance=\"$server\"}",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": "{{state}}",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Nginx HTTP Connections",
      "tooltip": {
        "shared": true,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        },
        {
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        }
      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    },
    {
      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "fill": 1,
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 0
      },
      "id": 10,
      "legend": {
        "alignAsTable": true,
        "avg": false,
        "current": true,
        "max": false,
        "min": false,
        "rightSide": true,
        "show": true,
        "sort": "current",
        "sortDesc": true,
        "total": false,
        "values": true
      },
      "lines": true,
      "linewidth": 1,
      "links": [],
      "nullPointMode": "null",
      "percentage": false,
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "sum(irate(nginx_http_requests_total{instance=\"$server\", host!~\"|127.0.0.1\"}[5m])) by (host)",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": "{{host}}",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Requests Per Host",
      "tooltip": {
        "shared": true,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        },
        {
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        }
      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    },
    {
      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "fill": 2,
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 8
      },
      "id": 4,
      "legend": {
        "avg": false,
        "current": false,
        "max": false,
        "min": false,
        "show": false,
        "total": false,
        "values": false
      },
      "lines": true,
      "linewidth": 1,
      "links": [],
      "nullPointMode": "null",
      "percentage": false,
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [
        {
          "alias": "50th percentile",
          "color": "#FFCB7D"
        },
        {
          "alias": "75th percentile",
          "color": "#FFB357"
        },
        {
          "alias": "95th percentile",
          "color": "#FF780A"
        },
        {
          "alias": "99.9th percentile",
          "color": "#FA6400"
        }
      ],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "histogram_quantile(0.5, rate(nginx_http_request_duration_seconds_bucket{instance=\"$server\", host=\"$host\"}[1m]))",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": "50th percentile",
          "refId": "D"
        },
        {
          "expr": "histogram_quantile(0.75, rate(nginx_http_request_duration_seconds_bucket{instance=\"$server\", host=\"$host\"}[1m]))",
          "format": "time_series",
          "hide": false,
          "intervalFactor": 1,
          "legendFormat": "75th percentile",
          "refId": "A"
        },
        {
          "expr": "histogram_quantile(0.95, rate(nginx_http_request_duration_seconds_bucket{instance=\"$server\", host=\"$host\"}[1m]))",
          "format": "time_series",
          "hide": false,
          "intervalFactor": 1,
          "legendFormat": "95th percentile",
          "refId": "B"
        },
        {
          "expr": "histogram_quantile(0.999, rate(nginx_http_request_duration_seconds_bucket{instance=\"$server\", host=\"$host\"}[1m]))",
          "format": "time_series",
          "hide": false,
          "intervalFactor": 1,
          "legendFormat": "99.9th percentile",
          "refId": "C"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Request Duration Percentile - $host",
      "tooltip": {
        "shared": true,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "format": "s",
          "label": null,
          "logBase": 2,
          "max": null,
          "min": null,
          "show": true
        },
        {
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        }
      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    },
    {
      "cards": {
        "cardPadding": null,
        "cardRound": null
      },
      "color": {
        "cardColor": "#FA6400",
        "colorScale": "sqrt",
        "colorScheme": "interpolateOranges",
        "exponent": 0.5,
        "mode": "opacity"
      },
      "dataFormat": "tsbuckets",
      "datasource": "${DS_PROMETHEUS}",
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 12,
        "y": 8
      },
      "heatmap": {},
      "hideZeroBuckets": false,
      "highlightCards": true,
      "id": 2,
      "interval": "20s",
      "legend": {
        "show": false
      },
      "links": [],
      "reverseYBuckets": false,
      "targets": [
        {
          "expr": "idelta(nginx_http_request_duration_seconds_bucket{instance=\"$server\",host=\"$host\"}[1m])",
          "format": "heatmap",
          "instant": false,
          "interval": "20s",
          "intervalFactor": 2,
          "legendFormat": "{{le}}",
          "refId": "A"
        }
      ],
      "timeFrom": null,
      "timeShift": null,
      "title": "Request Duration Histogram - $host",
      "tooltip": {
        "show": true,
        "showHistogram": false
      },
      "tooltipDecimals": 0,
      "type": "heatmap",
      "xAxis": {
        "show": true
      },
      "xBucketNumber": null,
      "xBucketSize": null,
      "yAxis": {
        "decimals": null,
        "format": "s",
        "logBase": 1,
        "max": null,
        "min": null,
        "show": true,
        "splitFactor": null
      },
      "yBucketBound": "auto",
      "yBucketNumber": null,
      "yBucketSize": null
    },
    {
      "aliasColors": {
        "302": "light-purple",
        "304": "semi-dark-purple",
        "409": "semi-dark-red"
      },
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "fill": 1,
      "gridPos": {
        "h": 8,
        "w": 24,
        "x": 0,
        "y": 16
      },
      "id": 8,
      "legend": {
        "alignAsTable": true,
        "avg": false,
        "current": true,
        "max": true,
        "min": true,
        "rightSide": true,
        "show": true,
        "sort": null,
        "sortDesc": null,
        "total": false,
        "values": true
      },
      "lines": true,
      "linewidth": 1,
      "links": [],
      "nullPointMode": "null",
      "percentage": false,
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [
        {
          "alias": "200",
          "color": "#56A64B"
        },
        {
          "alias": "500",
          "color": "#C4162A"
        },
        {
          "alias": "502",
          "color": "#E02F44"
        }
      ],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "rate(nginx_http_requests_total{instance=\"$server\", host=\"$host\"}[2m])",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": "{{status}}",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Requests by Status - $host",
      "tooltip": {
        "shared": true,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        },
        {
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        }
      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    }
  ],
  "refresh": "10s",
  "schemaVersion": 18,
  "style": "dark",
  "tags": [],
  "templating": {
    "list": [
      {
        "allValue": null,
        "current": {},
        "datasource": "${DS_PROMETHEUS}",
        "definition": "label_values(nginx_http_connections, instance)",
        "hide": 0,
        "includeAll": false,
        "label": "instance",
        "multi": false,
        "name": "server",
        "options": [],
        "query": "label_values(nginx_http_connections, instance)",
        "refresh": 1,
        "regex": "",
        "skipUrlSync": false,
        "sort": 0,
        "tagValuesQuery": "",
        "tags": [],
        "tagsQuery": "",
        "type": "query",
        "useTags": false
      },
      {
        "allValue": null,
        "current": {},
        "datasource": "${DS_PROMETHEUS}",
        "definition": "label_values(nginx_http_request_duration_seconds_bucket{instance=\"$server\"}, host)",
        "hide": 0,
        "includeAll": false,
        "label": "host",
        "multi": false,
        "name": "host",
        "options": [],
        "query": "label_values(nginx_http_request_duration_seconds_bucket{instance=\"$server\"}, host)",
        "refresh": 1,
        "regex": "",
        "skipUrlSync": false,
        "sort": 0,
        "tagValuesQuery": "",
        "tags": [],
        "tagsQuery": "",
        "type": "query",
        "useTags": false
      }
    ]
  },
  "time": {
    "from": "now-1h",
    "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 Lua",
  "uid": "b_lN9SZWz",
  "version": 12,
  "description": "Nginx dashboard for nginx-lua-prometheus"
}