Grafana dashboard: Kong - Telegraf
Description: Kong basic dashboard showing metrics about requests on Kong by services

Enable Prometheus plugin on Kong Admin API then use Telegraf input prometheus to scrape the metrics

[[inputs.prometheus]]
#   ## An array of urls to scrape metrics from.
   urls = ["http://kong.admin.url:8001/metrics"]

{
  "__inputs": [
    {
      "name": "DS_INFLUXDB-TG",
      "label": "Influxdb-tg",
      "description": "",
      "type": "datasource",
      "pluginId": "influxdb",
      "pluginName": "InfluxDB"
    }
  ],
  "__requires": [
    {
      "type": "grafana",
      "id": "grafana",
      "name": "Grafana",
      "version": "7.3.7"
    },
    {
      "type": "panel",
      "id": "graph",
      "name": "Graph",
      "version": ""
    },
    {
      "type": "datasource",
      "id": "influxdb",
      "name": "InfluxDB",
      "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"
      }
    ]
  },
  "description": "Kong basic dashboard showing metrics about requests on Kong by services",
  "editable": true,
  "gnetId": 13604,
  "graphTooltip": 0,
  "id": null,
  "links": [],
  "panels": [
    {
      "aliasColors": {},
      "bars": true,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_INFLUXDB-TG}",
      "fieldConfig": {
        "defaults": {
          "custom": {}
        },
        "overrides": []
      },
      "fill": 3,
      "fillGradient": 0,
      "gridPos": {
        "h": 9,
        "w": 12,
        "x": 0,
        "y": 0
      },
      "hiddenSeries": false,
      "id": 6,
      "legend": {
        "avg": false,
        "current": false,
        "max": false,
        "min": false,
        "show": true,
        "total": false,
        "values": false
      },
      "lines": true,
      "linewidth": 1,
      "nullPointMode": "null",
      "options": {
        "alertThreshold": true
      },
      "percentage": false,
      "pluginVersion": "7.3.7",
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "alias": "$tag_service",
          "groupBy": [
            {
              "params": [
                "$__interval"
              ],
              "type": "time"
            },
            {
              "params": [
                "service"
              ],
              "type": "tag"
            },
            {
              "params": [
                "null"
              ],
              "type": "fill"
            }
          ],
          "measurement": "kong_http_status",
          "orderByTime": "ASC",
          "policy": "default",
          "query": "SELECT mean(\"counter\") FROM \"kong_http_status\" WHERE $timeFilter GROUP BY time($__interval), \"service\" fill(null)",
          "rawQuery": false,
          "refId": "A",
          "resultFormat": "time_series",
          "select": [
            [
              {
                "params": [
                  "counter"
                ],
                "type": "field"
              },
              {
                "params": [],
                "type": "mean"
              },
              {
                "params": [],
                "type": "non_negative_difference"
              }
            ]
          ],
          "tags": []
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "HTTP Requests per service",
      "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": "${DS_INFLUXDB-TG}",
      "fieldConfig": {
        "defaults": {
          "custom": {},
          "unit": "deckbytes"
        },
        "overrides": []
      },
      "fill": 1,
      "fillGradient": 0,
      "gridPos": {
        "h": 9,
        "w": 12,
        "x": 12,
        "y": 0
      },
      "hiddenSeries": false,
      "id": 3,
      "legend": {
        "avg": false,
        "current": false,
        "max": false,
        "min": false,
        "show": true,
        "total": false,
        "values": false
      },
      "lines": true,
      "linewidth": 1,
      "nullPointMode": "null",
      "options": {
        "alertThreshold": true
      },
      "percentage": false,
      "pluginVersion": "7.3.7",
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "alias": "$tag_service",
          "groupBy": [
            {
              "params": [
                "$__interval"
              ],
              "type": "time"
            },
            {
              "params": [
                "service"
              ],
              "type": "tag"
            },
            {
              "params": [
                "null"
              ],
              "type": "fill"
            }
          ],
          "measurement": "kong_bandwidth",
          "orderByTime": "ASC",
          "policy": "default",
          "query": "SELECT mean(\"counter\") FROM \"kong_http_status\" WHERE $timeFilter GROUP BY time($__interval), \"service\" fill(null)",
          "rawQuery": false,
          "refId": "A",
          "resultFormat": "time_series",
          "select": [
            [
              {
                "params": [
                  "counter"
                ],
                "type": "field"
              },
              {
                "params": [],
                "type": "mean"
              },
              {
                "params": [
                  "2s"
                ],
                "type": "non_negative_derivative"
              }
            ]
          ],
          "tags": []
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Bandwidth per service",
      "tooltip": {
        "shared": true,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "format": "deckbytes",
          "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": true,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_INFLUXDB-TG}",
      "fieldConfig": {
        "defaults": {
          "custom": {}
        },
        "overrides": []
      },
      "fill": 3,
      "fillGradient": 0,
      "gridPos": {
        "h": 9,
        "w": 12,
        "x": 0,
        "y": 9
      },
      "hiddenSeries": false,
      "id": 4,
      "legend": {
        "avg": false,
        "current": false,
        "max": false,
        "min": false,
        "show": true,
        "total": false,
        "values": false
      },
      "lines": true,
      "linewidth": 1,
      "nullPointMode": "null",
      "options": {
        "alertThreshold": true
      },
      "percentage": false,
      "pluginVersion": "7.3.7",
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "alias": "$tag_code",
          "groupBy": [
            {
              "params": [
                "$__interval"
              ],
              "type": "time"
            },
            {
              "params": [
                "code"
              ],
              "type": "tag"
            },
            {
              "params": [
                "null"
              ],
              "type": "fill"
            }
          ],
          "measurement": "kong_http_status",
          "orderByTime": "ASC",
          "policy": "default",
          "query": "SELECT mean(\"counter\") FROM \"kong_http_status\" WHERE $timeFilter GROUP BY time($__interval), \"service\" fill(null)",
          "rawQuery": false,
          "refId": "A",
          "resultFormat": "time_series",
          "select": [
            [
              {
                "params": [
                  "counter"
                ],
                "type": "field"
              },
              {
                "params": [],
                "type": "mean"
              },
              {
                "params": [],
                "type": "non_negative_difference"
              }
            ]
          ],
          "tags": []
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "HTTP Requests per status code",
      "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": true,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_INFLUXDB-TG}",
      "fieldConfig": {
        "defaults": {
          "custom": {}
        },
        "overrides": []
      },
      "fill": 3,
      "fillGradient": 0,
      "gridPos": {
        "h": 9,
        "w": 12,
        "x": 12,
        "y": 9
      },
      "hiddenSeries": false,
      "id": 5,
      "legend": {
        "avg": false,
        "current": false,
        "max": false,
        "min": false,
        "show": true,
        "total": false,
        "values": false
      },
      "lines": true,
      "linewidth": 1,
      "nullPointMode": "null",
      "options": {
        "alertThreshold": true
      },
      "percentage": false,
      "pluginVersion": "7.3.7",
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "alias": "$tag_state",
          "groupBy": [
            {
              "params": [
                "$__interval"
              ],
              "type": "time"
            },
            {
              "params": [
                "state"
              ],
              "type": "tag"
            },
            {
              "params": [
                "null"
              ],
              "type": "fill"
            }
          ],
          "measurement": "kong_nginx_http_current_connections",
          "orderByTime": "ASC",
          "policy": "default",
          "query": "SELECT mean(\"counter\") FROM \"kong_http_status\" WHERE $timeFilter GROUP BY time($__interval), \"service\" fill(null)",
          "rawQuery": false,
          "refId": "A",
          "resultFormat": "time_series",
          "select": [
            [
              {
                "params": [
                  "gauge"
                ],
                "type": "field"
              },
              {
                "params": [],
                "type": "mean"
              },
              {
                "params": [
                  "2s"
                ],
                "type": "non_negative_derivative"
              }
            ]
          ],
          "tags": []
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Concurrent requests by state",
      "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": false,
  "schemaVersion": 26,
  "style": "dark",
  "tags": [],
  "templating": {
    "list": []
  },
  "time": {
    "from": "now-1h",
    "to": "now"
  },
  "timepicker": {},
  "timezone": "",
  "title": "Kong - Telegraf",
  "uid": "lzc2vwJMz",
  "version": 1
}