Scaling StarRocks on Amazon EKS with KEDA and Karpenter for enterprise OLAP workloads (5 minute read) (opens in new tab)

Amazon's WW Stores FinTech team built a scalable analytics platform on Amazon EKS using StarRocks, KEDA, and Karpenter, achieving sub-5-second standard queries and support for 1,000 concurrent users across terabyte-scale financial datasets. After benchmarking StarRocks against ClickHouse on production-like workloads, the team chose StarRocks for its stronger performance on complex joins, hierarchical analytics, and elastic scaling through a hybrid architecture that separates stateless compute...