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Monitoring & Observability Guide

Comprehensive monitoring setup for TINAA in production environments.

Monitoring Stack Overview

TINAA supports integration with modern observability platforms for complete visibility into your testing infrastructure.

Metrics Collection

Prometheus Integration

# prometheus.yml
scrape_configs:
  - job_name: 'tinaa'
    static_configs:
      - targets: ['tinaa:9090']
    metrics_path: '/metrics'

Key Metrics

// Custom metrics
const metrics = {
  testsGenerated: new Counter({
    name: 'tinaa_tests_generated_total',
    help: 'Total number of tests generated'
  }),
  testDuration: new Histogram({
    name: 'tinaa_test_duration_seconds',
    help: 'Test execution duration'
  })
};

Logging

Structured Logging

// winston configuration
const logger = winston.createLogger({
  format: winston.format.json(),
  transports: [
    new winston.transports.Elasticsearch({
      index: 'tinaa-logs',
      level: 'info'
    })
  ]
});

Log Aggregation

ELK Stack setup: - Elasticsearch for storage - Logstash for processing - Kibana for visualization

Distributed Tracing

OpenTelemetry Integration

const { NodeTracerProvider } = require('@opentelemetry/node');
const { JaegerExporter } = require('@opentelemetry/exporter-jaeger');

const provider = new NodeTracerProvider();
provider.addSpanProcessor(
  new SimpleSpanProcessor(new JaegerExporter({
    serviceName: 'tinaa'
  }))
);

Alerting

Alert Rules

# Prometheus alert rules
groups:
  - name: tinaa_alerts
    rules:
      - alert: HighTestFailureRate
        expr: rate(tinaa_test_failures[5m]) > 0.1
        annotations:
          summary: "High test failure rate detected"

Notification Channels

  • PagerDuty for critical alerts
  • Slack for warnings
  • Email for daily summaries

Dashboards

Grafana Dashboard

Key panels: 1. Test execution rate 2. Success/failure ratio 3. Resource utilization 4. API response times 5. Queue depth

Custom Dashboards

{
  "dashboard": {
    "title": "TINAA Operations",
    "panels": [
      {
        "title": "Test Execution Rate",
        "targets": [{
          "expr": "rate(tinaa_tests_generated_total[5m])"
        }]
      }
    ]
  }
}

Health Checks

Endpoint Configuration

app.get('/health', (req, res) => {
  const health = {
    status: 'healthy',
    timestamp: new Date(),
    services: {
      database: checkDatabase(),
      redis: checkRedis(),
      ai: checkAIService()
    }
  };
  res.json(health);
});

Performance Monitoring

APM Integration

Support for: - New Relic - Datadog - AppDynamics - Dynatrace

Real User Monitoring

// Browser RUM
window.tinaaRUM = {
  init: (config) => {
    // Track user interactions
    // Measure performance metrics
    // Report errors
  }
};

Incident Management

Runbooks

Automated runbooks for common issues: 1. High memory usage 2. Slow test execution 3. API timeouts 4. Database connection issues

Post-Mortem Process

  1. Incident detection
  2. Response and mitigation
  3. Root cause analysis
  4. Action items
  5. Prevention measures