Keeping GPU Workloads NUMA-Local in Kubernetes

&ldquo;NUMA alignment&rdquo; comes up frequently in GPU infrastructure discussions, but concepts like NUMA nodes, topology policies, and CPU pinning are often assumed rather than well understood. Getting it right is as much the platform engineer&rsquo;s job as the workload owner&rsquo;s. This post isn&rsquo;t a comprehensive guide to NUMA architecture. It&rsquo;s a practical account of what…