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| Criterion |  Operations Causal Factor Analysis |  Decision Making OODA Loop |  DevOps Blameless Postmortem |  Operations 5 Whys |
|---|---|---|---|---|
Purposedifferent | For an event with a complicated course, the method breaks down the contributing factors along the timeline. It shows how conditions, decisions, and reactions together produce a course of events. | In dynamic situations, decisions become outdated faster than they can be prepared. The OODA Loop holds observing, orienting, deciding, and acting together as a recurring rhythm so reaction does not slide into inertia. | After an incident with damage or a near miss, the method creates a sober field for learning without assigning blame. It directs attention to the course of events, conditions, and effective countermeasures. | 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. |
Complexitydifferent | High | Medium | Medium | Low |
Timedifferent | 2-6 h | 15-60 min je Zyklus | 30-90 min | 15-30 min |
Participantsdifferent | 3-10 | 1-8 | 3-12 | 2-6 |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Event Timeline, Causal Factor Chart, Cause List, Corrective Actions | Situation Assessment, Decision Loop, Action Updates | Postmortem Doc, Action Items, Timeline | Root cause notes, Countermeasures |
Tagsno overlap | CausalityIncidentRoot causeTimeline | DecisionChangeLearningStrategy | Site Reliability EngineeringIncidentLearningReliability | Root causeIncidentLeanProblem solving |