{"id":"eventhubs-consumer-ownership-isolation-model","text":"Event Hubs enforces isolated ordered processing through two complementary mechanisms: consumer groups provide independent position tracking where each group maintains its own offset cursor in the partition log, while epoch-based ownership within each group ensures single-owner-per-partition exclusivity by evicting lower-epoch consumers, together preventing both cross-group interference and within-group split-brain concurrent processing.","truth_value":"IN","source":"","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"eventhubs-consumer-ownership-isolation-model","truth_value":"IN","reason":"premise"}]}}