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| Criterion |  Operations 5 Whys |  DevOps Incident Command |  Operations Runbook |  Operations Kepner-Tregoe |
|---|---|---|---|---|
Purposedifferent | 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. | 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. | For recurring operational tasks or incidents, the method keeps solid action logic ready. It reduces uncertainty when time pressure, role changes, or rare situations demand fast access. | For a disturbance that's hard to pin down, the method cleanly separates problem, cause, and decision. It reduces mixing when symptoms allow several interpretations. |
Complexitydifferent | Low | Medium | Low | High |
Timedifferent | 15-30 min | As needed | 20-60 min | 2-8 h |
Participantsdifferent | 2-6 | 4-15 | 1-4 | 2-8 |
Formatdifferent | Workshop | Workshop + async | Async | Workshop + async |
Outputdifferent | Root cause notes, Countermeasures | Incident Log, Action Tracker, Stakeholder Updates | Runbook, Checklist, Escalation Path | Problem Analysis, Decision Analysis, Risk Plan |
Tagsno overlap | Root causeIncidentLeanProblem solving | IncidentOperationsReliability | OperationsReliabilityDocumentation | Problem solvingRoot causeDecisionOperations |