SMRTR ProgrammingFeb 26, 2025lobste.rs

On How We Moved to Kubernetes

SMRTR summary

Radosław Miernik details migrating a Meteor app from AWS ECS to EKS, resulting in improved performance and reduced costs. Challenges included unexpected downtime and complex configuration. Benefits encompassed better auto-scaling, cost optimization via Karpenter, and enhanced memory management with jemalloc. The four-month migration involved setting up various services within the Kubernetes cluster. Despite difficulties, the author deems the switch valuable for performance improvements and knowledge gained.

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