2 min lesson
Circuit-breakers: block, don't just alert
Start at the first move in "Circuit-breakers: block, don't just alert" and carry it through to the proof.
Step 1 of 3
Circuit-breakers: block, don't just alertstop bad data at the silver gate
An alert that fires after corrupt data reached the gold serving layer is a postmortem, not a save. The higher-impact pattern is a circuit-breaker: the quality check sits on the boundary into silver/gold and when it fails, the bad partition does not promote.
Interactive diagram. Step through it with the Next and Previous controls below, or Tab to a region to read its detail.
The quality gate sits on the bronze→silver boundary - fail it and the bad partition never promotes.
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Optional practice
Practice: Circuit-breakers: block, don't just alert
QEvery task in last night's pipeline succeeded - all green - but the gold revenue table is showing numbers that are clearly wrong. What likely happened and what does this tell you about your monitoring?