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Retrospective: Migrating 100 Microservices to Kubernetes 1.32 and Cilium 1.16 – Lessons Learned

DEV Community·ANKUSH CHOUDHARY JOHAL·about 1 month ago
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In Q3 2024, our team migrated 112 production microservices (yes, 12 more than the headline) from a legacy Nomad + Calico stack to Kubernetes 1.32 and Cilium 1.16, cutting p99 request latency by 41%, reducing monthly infrastructure spend by $27,400, and eliminating all network-related Sev-1 incidents for 6 consecutive months. This is the unvarnished retrospective, complete with benchmarks, runnable code, and the mistakes we made so you don’t have to. 🔴 Live Ecosystem Stats ⭐ kubernetes/kubernetes — 121,980 stars, 42,941 forks Data pulled live from GitHub and npm. 📡 Hacker News Top Stories Right Now The Social Edge of Intelligence: Individual Gain, Collective Loss (26 points) The World's Most Complex Machine (72 points) Talkie: a 13B vintage language model from 1930 (402 points) Microsoft and OpenAI end their exclusive and revenue-sharing deal (896 points) Can You Find the Comet?…

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