Module 17 · Observability · Lesson 2 of 7
Logging
TODO: one-sentence summary of Logging.
Why it matters
Explain the problem logging solves and where it shows up in production systems.
The idea
The core mechanism, with one diagram.
Trade-offs
What you give up, and the failure modes to name before an interviewer asks.
In an interview
How to bring it up, how deep to go for a junior candidate, and the follow-up questions to expect.
Key takeaways
- One sentence you can say out loud.
- When to reach for it, and when not to.
- The neighbouring topic to connect it to.