1. 安装 Node Feature Discovery (NFD) Operator。NFD 检测启用了 SR-IOV 的 NIC，并使用 node.alpha.kubernetes-incubator.io/nfd-network-sriov.enabled = true 标记节点。 2. 检查每个节点的 SriovNetworkNodeState CR。interfaces 小节包括 worker -operator 2 spec: resourceName: policyallflags 3 nodeSelector: 4 node.alpha.kubernetes-incubator.io/nfd-network-sriov.capable = `true` priority: 10 5 numVfs: 5 6 nicSelector: 7 pfNames: