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andypmw/nestjs-rest-api-open-telemetry-grafana-dashboard.json

Created September 16, 2025 14:29
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NestJS REST API observability using Open Telemetry, save into Prometheus, visualize using Grafana Dashboard
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nestjs-rest-api-open-telemetry-grafana-dashboard.json
{
"annotations": {
"list": [
{
"builtIn": 1,
"datasource": {
"type": "grafana",
"uid": "-- Grafana --"
},
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"iconColor": "rgba(0, 211, 255, 1)",
"name": "Annotations & Alerts",
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"format": "table",
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"refId": "A"
}
],
"title": "Top routes by traffic",
"transformations": [
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"id": "organize",
"options": {
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"legendFormat": "5xx Error Rate",
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"refId": "A"
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"mode": "single",
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"targets": [
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"legendFormat": "4xx Error Rate",
"range": true,
"refId": "A"
}
],
"title": "HTTP Client Error 4xx Rate (%)",
"type": "timeseries"
},
{
"datasource": {
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"uid": "PBFA97CFB590B2093"
},
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},
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"fields": "",
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"displayName": "QTY"
}
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"legendFormat": "__auto",
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"refId": "A"
}
],
"title": "Top routes by 5xx errors",
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"options": {
"excludeByName": {
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{
"datasource": {
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"inspect": false
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}
]
}
},
"overrides": []
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"x": 12,
"y": 16
},
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"footer": {
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"fields": "",
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"show": false
},
"showHeader": true,
"sortBy": [
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}
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},
"pluginVersion": "12.1.1",
"targets": [
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"exemplar": false,
"expr": "topk(10, sum by (http_method, http_route)(\n increase(http_server_duration_count{http_route!=\"\",http_status_code=~\"4..\"}[$__range])\n))",
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"instant": true,
"legendFormat": "__auto",
"range": false,
"refId": "A"
}
],
"title": "Top routes by 4xx errors",
"transformations": [
{
"id": "organize",
"options": {
"excludeByName": {
"Time": true
},
"includeByName": {},
"indexByName": {},
"renameByName": {
"Value": "QTY",
"http_method": "METHOD",
"http_route": "PATH"
}
}
}
],
"type": "table"
}
],
"preload": false,
"refresh": "30s",
"schemaVersion": 41,
"tags": [
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"nestjs",
"opentelemetry"
],
"templating": {
"list": []
},
"time": {
"from": "2025-09-16T10:19:58.995Z",
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},
"timepicker": {},
"timezone": "",
"title": "Dojotek AI Chatbot - NestJS Metrics",
"uid": "dojotek-nestjs",
"version": 39
}
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