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Telemetry for Testers: Logs and Traces

3 weeks · Evening labs

Cover visual for Telemetry for Testers: Logs and Traces

We stay pragmatic: reading JSON logs, understanding trace spans, and knowing when to stop digging and pull an engineer. Labs use OpenTelemetry-flavoured examples with anonymised payloads so you can practise correlation without exposing real customer data.

Included focus areas

  • Structured logging fields testers should insist on
  • Trace span naming that survives refactors
  • Correlation IDs across async workers
  • Dashboards for reproduction breadcrumbs
  • Privacy redaction checklist
  • When to export traces vs screenshots
  • Incident comms templates for partial information

Outcomes you can demonstrate

  • Reproduce a sample defect using only logs and traces provided
  • Draft a span naming proposal for one service boundary
  • Identify three missing fields you would lobby engineering to add

Facilitator

Portrait for Riley Ng

Riley Ng

API testing coach focused on payment gateways and logistics integrations.

FAQ

Vendor specific?

Examples skew OpenTelemetry-neutral; one lab uses a hosted trace UI you can trial for fourteen days.

Coding?

Light JSON editing only; no service instrumentation authoring is required.

Limitations?

We do not operate a production observability tenant for you; bring your own org if you want to map lessons directly.

Participant notes

Correlation lab made our client’s ghost bug reproducible in a day. Still noisy in prod, but I know what to ask for now.
Eli · Freelance QA · Google
Sat in on the final lab; language was accessible without dumbing down the tracing concepts.
Tash · Product owner