Reference · GlossaryPostmortemA **blameless write-up** after an incident — timeline, root cause, and follow-up actions.On this pageWhen to useWhen notExample#When to useAny customer-impacting AI outage or data leak.#When notAs punishment — goal is learning and prevention.#Example“14:02 deploy v3 → 14:18 citation rate drop → 14:25 rollback → action: add golden eval gate.”Learn by doing → Learn by doing →Related termsIncident responseRoot cause analysis← All terms