Grafana dashboard: Express Prometheus Middleware
Description: Official Grafana dashboard for npm package @matteodisabatino/express-prometheus-middleware

This is the official Grafana dashboard for npm package @matteodisabatino/express-prometheus-middleware.

ATTENTION: to have information about usage of CPU and RAM node-exporter is required.

Source code: https://github.com/matteodisabatino/express-prometheus-middleware/blob/main/grafana/Express%20Prometheus%20Middleware-1652991307983.json

{
  "__inputs": [
    {
      "name": "DS_PROMETHEUS",
      "label": "Prometheus",
      "description": "",
      "type": "datasource",
      "pluginId": "prometheus",
      "pluginName": "Prometheus"
    }
  ],
  "__elements": [],
  "__requires": [
    {
      "type": "panel",
      "id": "gauge",
      "name": "Gauge",
      "version": ""
    },
    {
      "type": "grafana",
      "id": "grafana",
      "name": "Grafana",
      "version": "8.4.4"
    },
    {
      "type": "datasource",
      "id": "prometheus",
      "name": "Prometheus",
      "version": "1.0.0"
    },
    {
      "type": "panel",
      "id": "timeseries",
      "name": "Time series",
      "version": ""
    }
  ],
  "annotations": {
    "list": [
      {
        "builtIn": 1,
        "datasource": "-- Grafana --",
        "enable": true,
        "hide": true,
        "iconColor": "rgba(0, 211, 255, 1)",
        "name": "Annotations & Alerts",
        "target": {
          "limit": 100,
          "matchAny": false,
          "tags": [],
          "type": "dashboard"
        },
        "type": "dashboard"
      }
    ]
  },
  "editable": true,
  "fiscalYearStartMonth": 0,
  "graphTooltip": 0,
  "id": null,
  "iteration": 1652990859553,
  "links": [],
  "liveNow": false,
  "panels": [
    {
      "collapsed": false,
      "gridPos": {
        "h": 1,
        "w": 24,
        "x": 0,
        "y": 0
      },
      "id": 38,
      "panels": [],
      "title": "HTTP Requests",
      "type": "row"
    },
    {
      "fieldConfig": {
        "defaults": {
          "color": {
            "mode": "thresholds"
          },
          "mappings": [],
          "noValue": "0",
          "thresholds": {
            "mode": "absolute",
            "steps": [
              {
                "color": "green",
                "value": null
              }
            ]
          },
          "unit": "short"
        },
        "overrides": []
      },
      "gridPos": {
        "h": 8,
        "w": 24,
        "x": 0,
        "y": 1
      },
      "id": 40,
      "options": {
        "orientation": "auto",
        "reduceOptions": {
          "calcs": [
            "lastNotNull"
          ],
          "fields": "",
          "values": false
        },
        "showThresholdLabels": false,
        "showThresholdMarkers": false
      },
      "pluginVersion": "8.4.4",
      "targets": [
        {
          "datasource": {
            "type": "prometheus",
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          "legendFormat": "0xx",
          "refId": "A"
        },
        {
          "datasource": {
            "type": "prometheus",
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          },
          "exemplar": true,
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          "interval": "",
          "legendFormat": "1xx",
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        },
        {
          "datasource": {
            "type": "prometheus",
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          },
          "exemplar": true,
          "expr": "sum(\n    http_requests_total{instance=\"$instance\",status=~\"2..\"} or\n    on() label_replace(vector(0),\"status\",\"200\",\"\",\"\")\n)",
          "hide": false,
          "interval": "",
          "legendFormat": "2xx",
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        },
        {
          "datasource": {
            "type": "prometheus",
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          "exemplar": true,
          "expr": "sum(\n    http_requests_total{instance=\"$instance\",status=~\"3..\"} or\n    on() label_replace(vector(0),\"status\",\"300\",\"\",\"\")\n)",
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          "interval": "",
          "legendFormat": "3xx",
          "refId": "D"
        },
        {
          "datasource": {
            "type": "prometheus",
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          },
          "exemplar": true,
          "expr": "sum(\n    http_requests_total{instance=\"$instance\",status=~\"4..\"} or\n    on() label_replace(vector(0),\"status\",\"400\",\"\",\"\")\n)",
          "hide": false,
          "interval": "",
          "legendFormat": "4xx",
          "refId": "E"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "exemplar": true,
          "expr": "sum(\n    http_requests_total{instance=\"$instance\",status=~\"5..\"} or\n    on() label_replace(vector(0),\"status\",\"500\",\"\",\"\")\n)",
          "hide": false,
          "interval": "",
          "legendFormat": "5xx",
          "refId": "F"
        },
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "exemplar": true,
          "expr": "sum(\n    http_requests_total{instance=\"$instance\",status=~\".*\"} or\n    on() label_replace(vector(0),\"status\",\"0\",\"\",\"\")\n)",
          "hide": false,
          "interval": "",
          "legendFormat": "Total",
          "refId": "G"
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      ],
      "title": "Count by class",
      "transformations": [],
      "type": "gauge"
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            "mode": "palette-classic"
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            "drawStyle": "line",
            "fillOpacity": 10,
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              "legend": false,
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              "viz": false
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            "lineInterpolation": "linear",
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              "type": "linear"
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              "mode": "off"
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          },
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          "unit": "short"
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          "interval": "",
          "legendFormat": "{{method}} {{path}} - {{status}}",
          "refId": "A"
        }
      ],
      "title": "Request duration average by request",
      "type": "timeseries"
    },
    {
      "fieldConfig": {
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          "color": {
            "mode": "palette-classic"
          },
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            "gradientMode": "none",
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              "legend": false,
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              "viz": false
            },
            "lineInterpolation": "linear",
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            "scaleDistribution": {
              "type": "linear"
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            "showPoints": "never",
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              "group": "A",
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            "thresholdsStyle": {
              "mode": "off"
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          },
          "mappings": [],
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          "interval": "",
          "legendFormat": "{{method}} {{path}} - {{status}}",
          "refId": "A"
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      ],
      "title": "Request count by request",
      "type": "timeseries"
    },
    {
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            "mode": "palette-classic"
          },
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            },
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              "mode": "off"
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          },
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              {
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                "color": "red",
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      "options": {
        "legend": {
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          "displayMode": "list",
          "placement": "bottom"
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        "tooltip": {
          "mode": "multi",
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      },
      "pluginVersion": "8.4.4",
      "targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${DS_PROMETHEUS}"
          },
          "exemplar": true,
          "expr": "histogram_quantile(0.95, sum by (job, le) (rate(http_request_duration_seconds_bucket{instance=\"$instance\"}[$__rate_interval])))",
          "interval": "",
          "legendFormat": "Request duration 95th percentile",
          "refId": "A"
        }
      ],
      "title": "Request duration 95th percentile",
      "type": "timeseries"
    },
    {
      "fieldConfig": {
        "defaults": {
          "color": {
            "mode": "palette-classic"
          },
          "custom": {
            "axisLabel": "",
            "axisPlacement": "auto",
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            "drawStyle": "line",
            "fillOpacity": 10,
            "gradientMode": "none",
            "hideFrom": {
              "legend": false,
              "tooltip": false,
              "viz": false
            },
            "lineInterpolation": "linear",
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            "scaleDistribution": {
              "type": "linear"
            },
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            "spanNulls": true,
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              "group": "A",
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            "thresholdsStyle": {
              "mode": "off"
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          },
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          "min": 0,
          "thresholds": {
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              {
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        {
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            "type": "prometheus",
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          "interval": "",
          "legendFormat": "Request duration 99th percentile",
          "refId": "A"
        }
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      "fieldConfig": {
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              "mode": "off"
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          },
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              {
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          },
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          "interval": "",
          "legendFormat": "{{method}} {{path}} - {{status}}",
          "refId": "A"
        }
      ],
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      "type": "timeseries"
    },
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      "fieldConfig": {
        "defaults": {
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            "mode": "palette-classic"
          },
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          "legendFormat": "{{method}} {{path}} - {{status}}",
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      ],
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      ],
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