Multi-cluster Orchestration System: Karmada Updates and Use Cas... Hongcai Ren & Joe Nathan Abellard
Hongcai Ren, Joe Nathan Abellard
KubeCon + CloudNativeCon Europe 2025 · Session
This session provides a comprehensive update on Karmada, an open-source project designed for multi-cluster application management and orchestration, alongside a detailed exploration of its real-world implementation and significant contributions from Bloomberg. Hongcai Ren, a Karmada maintainer from Huawei, introduced the core capabilities of Karmada, positioning it as a robust solution for deploying and managing workloads across a fleet of Kubernetes clusters. Joe Nathan Abellard from Bloomberg then delved into how his team built a **managed service** for Karmada to support their diverse and demanding internal use cases, highlighting the practical challenges and innovative solutions developed in an enterprise environment.
AI review
This session on Karmada provided a substantive update on multi-cluster orchestration, elevated significantly by Bloomberg's detailed account of building a highly available, managed service. The "stretch topology" for the Karmada control plane, backed by multi-data center Etcd, demonstrates genuine engineering prowess. The practical insights into integrating open-source tools within an enterprise, including critical contributions for air-gapped environments and KMS integration, make this a valuable resource for anyone grappling with large-scale Kubernetes deployments.