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| Criterion |  Architecture Architecture Inception Canvas |  DevOps ChatOps |  DevOps Blameless Postmortem |  Engineering Goal Question Metric |
|---|---|---|---|---|
Purposedifferent | The Architecture Inception Canvas bundles the first architecture questions into a compact decision picture. It fits when an initiative is still in motion but still needs clear guardrails. | 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. | 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. | Helps clarify technical problems, hypotheses, and next steps in concrete terms. It breaks a technical problem into testable parts. The result is captured as a GQM table and metric briefs. |
Complexitydifferent | Low | Medium | Medium | Medium |
Timedifferent | 1-2 h | Ongoing | 30-90 min | 90-180 min |
Participantsdifferent | 3-8 | 2-20 | 3-12 | 3-6 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Inception Canvas, Risks, Goal List, Open Questions | Chat Transcript, Action Log, Automations | Postmortem Doc, Action Items, Timeline | GQM Table, Metric Profiles |
Tagsno overlap | AlignmentArchitectureCanvas | CollaborationEngineeringIncident | Site Reliability EngineeringIncidentLearningReliability | MetricsMeasurementEngineeringAlignment |