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Consensus Latency Tails Under Cross-AZ Raft Deployments : Observability Blind Spots During Incidents

Gohashicorp/raftbadgerPrometheus

Problem Breakdown

The systemic weakness is that observability is built for the happy path: metrics, traces, and logs are wired up under normal conditions, then discovered to be insufficient exactly when an incident starts. A 5-node Raft group spread across three availability zones commits at the speed of its slowest quorum route; when o…

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