Core Concepts · How it works

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Rapid overview

How it works

The Three Pillars

Metrics

  • Numeric measurements over time
  • Aggregatable, low cardinality
  • Examples: CPU usage, request count, error rate

Logs

  • Timestamped text records
  • High cardinality, detailed context
  • Examples: Application logs, audit logs

Traces

  • Request flow across services
  • Distributed context propagation
  • Examples: End-to-end request tracking

See also