{
  "title": "Nginx",
  "uid": "nginx-overview",
  "tags": ["nginx", "reverse-proxy"],
  "schemaVersion": 39,
  "version": 1,
  "refresh": "1m",
  "time": { "from": "now-6h", "to": "now" },
  "timezone": "browser",
  "editable": true,
  "graphTooltip": 1,
  "templating": {
    "list": [
      {
        "name": "instance",
        "label": "Host",
        "type": "query",
        "datasource": { "type": "prometheus", "uid": "prometheus" },
        "query": { "query": "label_values(up{job=\"nginx\"}, instance)", "refId": "A" },
        "refresh": 2,
        "multi": false,
        "includeAll": false,
        "sort": 1,
        "current": { "selected": false, "text": "", "value": "" }
      }
    ]
  },
  "panels": [
    {
      "id": 1,
      "type": "stat",
      "title": "Active Connections",
      "gridPos": { "h": 4, "w": 6, "x": 0, "y": 0 },
      "datasource": { "type": "prometheus", "uid": "prometheus" },
      "fieldConfig": { "defaults": { "unit": "short", "color": { "mode": "thresholds" } }, "overrides": [] },
      "options": { "reduceOptions": { "values": false, "calcs": ["lastNotNull"], "fields": "" }, "colorMode": "none", "graphMode": "none", "textMode": "auto", "justifyMode": "auto", "orientation": "auto" },
      "targets": [ { "refId": "A", "expr": "nginx_connections_active{instance=\"$instance\"}" } ]
    },
    {
      "id": 2,
      "type": "stat",
      "title": "Requests (6h)",
      "gridPos": { "h": 4, "w": 6, "x": 6, "y": 0 },
      "datasource": { "type": "prometheus", "uid": "prometheus" },
      "fieldConfig": { "defaults": { "unit": "short", "color": { "mode": "thresholds" } }, "overrides": [] },
      "options": { "reduceOptions": { "values": false, "calcs": ["lastNotNull"], "fields": "" }, "colorMode": "none", "graphMode": "none", "textMode": "auto", "justifyMode": "auto", "orientation": "auto" },
      "targets": [ { "refId": "A", "expr": "sum(increase(nginx_http_requests_total{instance=\"$instance\"}[$__range]))" } ]
    },
    {
      "id": 3,
      "type": "timeseries",
      "title": "Request Rate",
      "gridPos": { "h": 4, "w": 12, "x": 12, "y": 0 },
      "datasource": { "type": "prometheus", "uid": "prometheus" },
      "fieldConfig": { "defaults": { "unit": "reqps", "color": { "mode": "palette-classic" }, "custom": { "fillOpacity": 20, "lineWidth": 1, "drawStyle": "line", "showPoints": "never" } }, "overrides": [] },
      "targets": [ { "refId": "A", "expr": "sum(rate(nginx_http_requests_total{instance=\"$instance\"}[$__rate_interval]))", "legendFormat": "requests/s" } ]
    },
    {
      "id": 4,
      "type": "timeseries",
      "title": "Connection States",
      "gridPos": { "h": 8, "w": 12, "x": 0, "y": 4 },
      "datasource": { "type": "prometheus", "uid": "prometheus" },
      "fieldConfig": { "defaults": { "unit": "short", "color": { "mode": "palette-classic" }, "custom": { "fillOpacity": 20, "lineWidth": 1, "drawStyle": "line", "showPoints": "never" } }, "overrides": [] },
      "targets": [
        { "refId": "A", "expr": "nginx_connections_reading{instance=\"$instance\"}", "legendFormat": "reading" },
        { "refId": "B", "expr": "nginx_connections_writing{instance=\"$instance\"}", "legendFormat": "writing" },
        { "refId": "C", "expr": "nginx_connections_waiting{instance=\"$instance\"}", "legendFormat": "waiting" }
      ]
    },
    {
      "id": 5,
      "type": "timeseries",
      "title": "Connections Accepted / Handled",
      "gridPos": { "h": 8, "w": 12, "x": 12, "y": 4 },
      "datasource": { "type": "prometheus", "uid": "prometheus" },
      "fieldConfig": { "defaults": { "unit": "cps", "color": { "mode": "palette-classic" }, "custom": { "fillOpacity": 10, "lineWidth": 1, "drawStyle": "line", "showPoints": "never" } }, "overrides": [] },
      "targets": [
        { "refId": "A", "expr": "rate(nginx_connections_accepted{instance=\"$instance\"}[$__rate_interval])", "legendFormat": "accepted" },
        { "refId": "B", "expr": "rate(nginx_connections_handled{instance=\"$instance\"}[$__rate_interval])", "legendFormat": "handled" }
      ]
    }
  ]
}