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Observability: logs, metrics, traces
Metrics tell you something is wrong, traces tell you where, logs tell you why. You need all three, and they need to share request ids.
Lesson 4.18m 9sIntermediate7.9k students
Lesson length
8:09What this lesson covers
- Instrument the three signals and correlate them
- Alert on symptoms users feel, not on causes
- Trace a request across service boundaries
This lesson sits in Reliability and Operations, part of System Design Foundations. It assumes what came before it and leads directly into the next lesson in the module.
In this lesson you will
- Instrument the three signals and correlate them
- Alert on symptoms users feel, not on causes
- Trace a request across service boundaries
Resources
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