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Observability and Monitoring

Metrics, logs, and traces — see what your systems are actually doing.

Beginner0.9 hours10 lessons
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What You'll Learn

  • ✓Define observability and contrast it with traditional monitoring
  • ✓Use the three pillars: metrics, logs, and traces — and when each is right
  • ✓Stand up Prometheus and Grafana for metrics and dashboards
  • ✓Aggregate logs with Loki, ELK, or CloudWatch
  • ✓Instrument applications with OpenTelemetry for distributed tracing
  • ✓Compare commercial APMs: Datadog, New Relic, Dynatrace, Honeycomb
  • ✓Set SLIs, SLOs, and error budgets that the team will actually use
  • ✓Design alerts that page humans only when humans need to act
  • ✓Run effective on-call rotations and incident response
  • ✓Avoid the worst observability anti-patterns

Prerequisites

  • •Basic understanding of HTTP services and Linux

Course Curriculum

Module 1: Foundations

  1. 01The Three Pillars of Observability5 min
  2. 02When to Use Metrics, Logs, or Traces5 min

Module 2: Metrics

  1. 01Prometheus Fundamentals6 min
  2. 02Grafana Dashboards and Visualization5 min

Module 3: Logs

  1. 01Log Aggregation: ELK, Loki, and CloudWatch5 min
  2. 02Structured Logging5 min

Module 4: Traces

  1. 01Distributed Tracing with OpenTelemetry6 min
  2. 02APM Platforms: Datadog, New Relic, and Friends5 min

Module 5: Production

  1. 01SLIs, SLOs, and Error Budgets5 min
  2. 02Alerting and Incident Response6 min

Practice for the Real Exam

After completing this course, test yourself with exam-style practice questions.

Practice DOP C02 QuestionsPractice AZ 400 QuestionsPractice AWS CLF C02 Questions