This article details Kuaishou's migration of massive Redis clusters to Kubernetes using the KubeBlocks Operator, covering architecture, multi‑layer management requirements, federated cluster deployment, custom controllers, performance and stability considerations, and the resulting operational benefits.
Drawing on Kuaishou’s experience, this article examines whether stateful services like Redis belong on Kubernetes, outlines the benefits and risks, and details a cloud‑native solution using custom workloads, KubeBlocks, and a federated cluster architecture to achieve scalable, reliable Redis deployments.
This article examines the challenges and benefits of running stateful services such as Redis on Kubernetes, presents Kuaishou’s practical experience with cloud‑native migration, evaluates risks and performance impacts, and details the custom workloads, operators, federation and KubeBlocks solutions that enable large‑scale, reliable stateful service orchestration.
