Monitoring & Observability

When to use this skill

• Before Production Deployment: Essential monitoring system setup
• Performance Issues: Identify bottlenecks
• Incident Response: Quick root cause identification
• SLA Compliance: Track availability/response times

Instructions

Step 1: Metrics Collection (Prometheus)

Application Instrumentation (Node.js):

import express from 'express';
import promClient from 'prom-client';