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| Criterion |  DevOps ChatOps |  Operations A3 Problem Solving |  Agile Three Amigos |  Operations Root Cause Analysis |
|---|---|---|---|---|
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. | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | 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. | 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. |
Complexitydifferent | Medium | Medium | Low | Medium |
Timedifferent | Ongoing | 45-90 min | 15-30 min | 1-4 h |
Participantsdifferent | 2-20 | 2-5 | 3 | 3-8 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Chat Transcript, Action Log, Automations | A3 Report, Action Plan, Root Cause Analysis | Clarified Story, Test Examples, Open Questions | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan |
Tagsno overlap | CollaborationEngineeringIncident | LeanProblem solvingCoachingOperations | CollaborationBehavior-Driven DevelopmentQualityRefinement | Root causeProblem solvingQualityIncident |