Grafana dashboard: Multiple TDengines Monitoring
Description: TDengine database nodes metrics.


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      "timeRegions": [],
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      },
      "fill": 1,
      "fillGradient": 0,
      "gridPos": {
        "h": 8,
        "w": 12,
        "x": 0,
        "y": 68
      },
      "hiddenSeries": false,
      "id": 61,
      "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": "7.5.10",
      "pointradius": 2,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [
        {
          "alias": "logins",
          "nullPointMode": "null as zero"
        }
      ],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "alias": "logins",
          "formatType": "Time series",
          "queryType": "SQL",
          "refId": "A",
          "sql": "select count(*) from log.log where ts >= $from and ts < $to interval (1m)",
          "target": "select metric",
          "type": "timeserie"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Login Counts per Minute",
      "tooltip": {
        "shared": true,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
        {
          "format": "cpm",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        },
        {
          "format": "short",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        }
      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    }
  ],
  "refresh": "1m",
  "schemaVersion": 27,
  "style": "dark",
  "tags": [
    "TDengine",
    "multiple"
  ],
  "templating": {
    "list": [
      {
        "current": {
          "selected": false,
          "text": "TDengine",
          "value": "TDengine"
        },
        "description": "TDengine Data Source Selector",
        "error": null,
        "hide": 0,
        "includeAll": false,
        "label": "Datasource",
        "multi": false,
        "name": "ds",
        "options": [],
        "query": "tdengine-datasource",
        "queryValue": "",
        "refresh": 1,
        "regex": "",
        "skipUrlSync": false,
        "type": "datasource"
      },
      {
        "allValue": null,
        "current": {},
        "datasource": "${DS_TDENGINE}",
        "definition": "select fqdn from log.dn",
        "description": "TDengine Nodes FQDN (Hostname)",
        "error": null,
        "hide": 0,
        "includeAll": false,
        "label": null,
        "multi": false,
        "name": "fqdn",
        "options": [],
        "query": "select fqdn from log.dn",
        "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"
    ]
  },
  "timezone": "",
  "title": "Multiple TDengines Monitoring",
  "uid": "tdengine-multiple",
  "version": 4
}