📊 API Monitoring with Push Method (Grafana + VictoriaMetrics)

This repository demonstrates API metrics collection using a push-based method, sending data directly to VictoriaMetrics, and visualized with Grafana dashboards.

1. run victoriametrics docker run -d -p 8428:8428 --name victoriametrics victoriametrics/victoria-metrics

2. Run Grafana docker run -d -p 3001:3000 grafana/grafana

3. Run automatic hit api for data sample node tools push-api.js

4. Open Grafana at http://localhost:3001/ victoria monitoring dashboard.json

🧾 Dashboard Import Instructions

1. Open Grafana

Go to your Grafana instance (e.g., http://localhost:3000) and:

• Login (default: admin / admin)

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2. Import the Dashboard

• Go to Dashboards → Import
• Upload or paste the contents of victoria monitoring dashboard.json
• When prompted to select a data source, choose your VictoriaMetrics data source (must be configured as Prometheus type)
• Click Import

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📈 Panels Included

The dashboard contains the following visualizations:

Panel Title	Description
Total HTTP Requests	Total number of requests grouped by method/route
Error Count	Total 4xx/5xx responses
Request Duration Histogram	Shows request latency buckets over time
P95 Latency per Route	95th percentile latency grouped by route
Requests per Instance	Grouped by hostname + PID (via instance label)

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🔍 PromQL Queries Used

You can customize or clone the panels using queries like:

Total Requests

sum(api_victoria_http_requests_total) by (method, route)