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| Criterion |  DevOps ChatOps |  Decision Making Delphi Method |  Operations 5 Whys |  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. | When knowledge is distributed and direct dominance should be avoided, groups quickly fall under the sway of their opinion leaders. The Delphi Method gathers assessments iteratively and gradually brings expert judgments closer together. | For a single, hard-to-explain deviation, the method exposes the causal chain behind the visible symptom. It keeps the cause open until a controllable condition emerges instead of a mere description. | 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 | High | Low | Medium |
Timedifferent | Ongoing | 1-4 Wochen | 15-30 min | 1-4 h |
Participantsdifferent | 2-20 | 6-30 Experten | 2-6 | 3-8 |
Formatdifferent | Workshop + async | Async | Workshop | Workshop + async |
Outputdifferent | Chat Transcript, Action Log, Automations | Expert Forecast, Consensus Range, Assumption Notes | Root cause notes, Countermeasures | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan |
Tagsno overlap | CollaborationEngineeringIncident | ForecastingExpertsDecisionStrategy | Root causeIncidentLeanProblem solving | Root causeProblem solvingQualityIncident |