A · PillarsBeginner35 min read
2. Logs that help
Observability Basics · 36 pages source format
Structured logs beat string soup. Correlation IDs stitch requests. Levels matter. PII doesn’t belong.
What you'll learn
- Structured logging
- Correlation IDs
- Query patterns
Trace one request in logs
- Timestamp range
- Service name
- Correlation / trace id
- Error fields
Do this now
Reproduce a flow in staging. Copy a request/correlation id. Find all related lines.
Clear?