// Link · 1 May 2026

Deterministic Routing: The Hidden Key to Low Latency

Random routing scatters requests, kills cache locality, and inflates tail latency in high-throughput systems. We fixed it using a clean two-layer deterministic routing strategy: Layer 1 (Ingress): Istio consistentHash on primary key → same entity always lands on the same app pod Layer 2 (App → DB):...

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