https://srekubecraft.io/tags/multi-cluster/Recent content in Multi-Cluster on SREKubeCraft | Nick NikolakakisHugoen-usFri, 16 Oct 2026 00:00:00 +0000https://srekubecraft.io/posts/karmada-multi-component-scheduling/Fri, 16 Oct 2026 00:00:00 +0000https://srekubecraft.io/posts/karmada-multi-component-scheduling/<p>You have three GPU clusters and one control plane in front of them. Someone submits a distributed training job: one master, two workers. You want the whole job in one cluster, because NCCL across regions is not a thing you do on purpose. You write the obvious policy: divide the replicas, pack them into as few clusters as possible.</p> <p>The job runs three times. Once in every cluster. Every status in the control plane is green.</p>