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| Criterion |  Operations RACI Matrix |  Architecture arc42 |  DevOps Incident Command |
|---|---|---|---|
Purposedifferent | With unclear responsibilities across several roles or areas, the method creates unambiguous accountability logic. It reduces friction because decision, execution, contribution, and information become separately visible. | 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. | During an acute incident with several people involved, the method creates a clear leadership and communication structure. It reduces chaos when fast coordination and clean situational awareness are both needed at once. |
Complexitydifferent | Low | Low | Medium |
Timedifferent | 45-90 min | 1-2 Tage | As needed |
Participantsdifferent | 2-8 | 1-4 | 4-15 |
Formatsame | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | RACI Matrix, Responsibility Map, Decision Notes | Architecture Document, Context View, Runtime View, Deployment View | Incident Log, Action Tracker, Stakeholder Updates |
Tagsno overlap | RolesResponsibilityGovernanceOperations | ArchitectureDocumentationCommunication | IncidentOperationsReliability |
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