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⚠️ Exchange DAG, dynamic quorum and an unexpected datacenter failover behavior
A missing File Share Witness, dynamic quorum vote recalculation, and a real-world datacenter isolation scenario led to unexpected Exchange DAG behavior during a failover event. In this post, we analyze how dynamic quorum adjusted node votes, why the “wrong” datacenter retained quorum, why previous DR tests did not reveal the issue, and how hidden quorum…
