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| Criterion |  DevOps ChatOps |  Operations Root Cause Analysis |  Agile Three Amigos |  Operations 8D Problem Solving |
|---|---|---|---|---|
Purposedifferent | 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. | When a problem keeps recurring and the cause stays unclear, the method exposes the underlying mechanism. It separates symptom, guess, and robust explanation from one another. | When story, test, and implementation could drift apart, it brings business perspective, engineering, and quality together early. It prevents a story from being read differently only late in the process. | For an acute quality or delivery problem, the method structures immediate protection and root cause work together. It keeps the situation stable while the actual cause is investigated cleanly. |
Complexitydifferent | Medium | Medium | Low | High |
Timedifferent | Ongoing | 1-4 h | 15-30 min | 1-6 Wochen |
Participantsdifferent | 2-20 | 3-8 | 3 | 4-10 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Chat Transcript, Action Log, Automations | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan | Clarified Story, Test Examples, Open Questions | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan |
Tagsno overlap | CollaborationEngineeringIncident | Root causeProblem solvingQualityIncident | CollaborationBehavior-Driven DevelopmentQualityRefinement | QualityProblem solvingRoot cause |