Measuring consumer impact
On This Lesson 4 topics
This lesson is planned. The outline below lists the topics it will cover. The full lesson has not been published yet.
In this lesson
know who is affected before changing anything.
Planned topics
- Sources: schema registry subjects, consumer group lists, API gateway usage logs, tracing, code search, ownership maps.
- Contract tests (consumer-driven) show which expectations break.
- Quantify: which consumers, how much traffic, which fields they read.
- Unknown consumers are a risk to be reduced, not ignored.
Draft outline details
Demonstration
an impact map of OrderPlaced fields against five consumers with traffic and owner.
Check your understanding
How do you find which fields a consumer really uses?
Show answer
Contract tests, usage logs, or code search.
Practice
Apply this lesson with the module's lab, exercises and quiz.
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