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| Criterion |  Operations Kaizen Event |  DevOps Incident Command |  Operations After-Action Review |  Operations A3 Problem Solving |
|---|---|---|---|---|
Purposedifferent | For a tightly scoped process segment with noticeable waste, the method bundles shared energy for change. It suits situations that call for fast learning loops and visible adjustments. | 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. | After missions or project phases with unclear outcomes, the method makes visible what actually happened and what can be learned from it. It separates course, effect, and causes so experience turns into solid improvement. | 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. |
Complexitydifferent | Medium | Medium | Low | Medium |
Timedifferent | 0.5-5 Tage | As needed | 20-45 min | 45-90 min |
Participantsdifferent | 4-10 | 4-15 | 3-12 | 2-5 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | Incident Log, Action Tracker, Stakeholder Updates | Lessons learned, Action items, Event summary | A3 Report, Action Plan, Root Cause Analysis |
Tags1 shared | LeanContinuous improvementOperations | IncidentOperationsReliability | LearningOperationsImprovement | LeanProblem solvingCoachingOperations |