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| Criterion |  Architecture Risk Storming |  DevOps Blameless Postmortem |  Architecture arc42 |
|---|---|---|---|
Purposedifferent | Helps clarify architecture context, options, and consequences in concrete terms. It organizes technical context, alternatives, and consequences. The result is captured as an Annotated Diagram, a Prioritized Risk List, and an Action Backlog. | 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. | arc42 structures architecture knowledge so teams can document system, decisions, and risks consistently. The template builds a living understanding of the architecture instead of scattered notes. |
Complexitydifferent | Low | Medium | Low |
Timedifferent | 60-90 min | 30-90 min | 1-2 Tage |
Participantsdifferent | 4-12 | 3-12 | 1-4 |
Formatdifferent | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Annotated Diagram, Prioritized Risk List, Action Backlog | Postmortem Doc, Action Items, Timeline | Architecture Document, Context View, Runtime View, Deployment View |
Tagsno overlap | RiskArchitectureWorkshopValidation | Site Reliability EngineeringIncidentLearningReliability | ArchitectureDocumentationCommunication |
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