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| Criterion |  DevOps Blameless Postmortem |  Engineering Golden Path |  Operations After-Action Review |  DevOps ChatOps |
|---|---|---|---|---|
Purposedifferent | After an incident with damage or a near miss, the method creates a sober field for learning without assigning blame. It directs attention to the course of events, conditions, and effective countermeasures. | When teams need a reliable default path for frequent use, sprawl quickly emerges without any guiding logic. Golden Path bundles the preferred path so good practice becomes easy and deviation becomes deliberate. | After missions or project phases with unclear outcomes, the method makes visible what actually happened and what can be learned from it. It separates course, effect, and causes so experience turns into solid improvement. | For operational work in a distributed team, the method links communication with direct system control. It records decisions right where the signal, the context, and the execution come together. |
Complexitydifferent | Medium | Medium | Low | Medium |
Timedifferent | 30-90 min | 1-3 Tage Setup, laufend | 20-45 min | Ongoing |
Participantsdifferent | 3-12 | 2-8 | 3-12 | 2-20 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Postmortem Doc, Action Items, Timeline | Golden Path Guide, Templates, Quality Checks | Lessons learned, Action items, Event summary | Chat Transcript, Action Log, Automations |
Tagsno overlap | Site Reliability EngineeringIncidentLearningReliability | EngineeringProductivityGovernance | LearningOperationsImprovement | CollaborationEngineeringIncident |