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K8sNet course / 2. Fast path / Checkpoint

Module 2 checkpoint

Make an RDMA-capable interface appear inside a pod, choose correctly between the shared and exclusive designs, and name every place the path can fail.

Module 2 of 4 in Kubernetes networking for AI clusters14 questionspass mark 80%about 12 minbelow the mark, retry after 24 h

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What it covers

  1. 2.1How kubelet learns a NIC exists
  2. 2.2SR-IOV plumbing: device plugin, CNI and operator
  3. 2.3RDMA in pods: shared plugin vs exclusive netns
  4. 2.4RoCE, GID tables and the NCCL knobs that read them
  5. 2.5vfio-pci for VMs, and the DRA SR-IOV driver