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| Criterion |  DevOps ChatOps |  Operations Barrier Analysis |  Decision Making Delphi Method |  Operations Causal Factor 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 risk that can only be managed through multiple layers of protection, the method examines the effectiveness of each barrier. It shows where safeguards are missing, too weak, or fail under real conditions. | 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 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. |
Complexitydifferent | Medium | Medium | High | High |
Timedifferent | Ongoing | 2-4 h | 1-4 Wochen | 2-6 h |
Participantsdifferent | 2-20 | 2-6 | 6-30 Experten | 3-10 |
Formatdifferent | Workshop + async | Workshop + async | Async | Workshop + async |
Outputdifferent | Chat Transcript, Action Log, Automations | Barrier Inventory, Failure Analysis per Barrier, Action Backlog | Expert Forecast, Consensus Range, Assumption Notes | Event Timeline, Causal Factor Chart, Cause List, Corrective Actions |
Tagsno overlap | CollaborationEngineeringIncident | Root causeSafetyIncident | ForecastingExpertsDecisionStrategy | CausalityIncidentRoot causeTimeline |