无法创建窗格沙盒[flannel]

Question

我在随机Pod上遇到此错误。谢谢@ matthew-l-daniel的评论-因为我不知道从哪里开始。 这是节点上/ opt / cni / bin的内容

:/opt/cni/bin$ ls bridge host-local loopback

以下是发生故障的容器的kubelet日志。

Jan 30 15:42:00 ip-172-20-39-216 kubelet[32233]: E0130 15:42:00.924370 32233 kuberuntime_sandbox.go:54] CreatePodSandbox for pod "postgres-core-0_service-master-459cf23(d8acae2f-24a2-11e9-b79c-0a0d1213cce2)" failed: rpc error: code = Unknown desc = failed to start sandbox container for pod "postgres-core-0": Error response from daemon: grpc: the connection is unavailable Jan 30 15:42:00 ip-172-20-39-216 kubelet[32233]: E0130 15:42:00.924380 32233 kuberuntime_manager.go:647] createPodSandbox for pod "postgres-core-0_service-master-459cf23(d8acae2f-24a2-11e9-b79c-0a0d1213cce2)" failed: rpc error: code = Unknown desc = failed to start sandbox container for pod "postgres-core-0": Error response from daemon: grpc: the connection is unavailable Jan 30 15:42:00 ip-172-20-39-216 kubelet[32233]: E0130 15:42:00.924427 32233 pod_workers.go:186] Error syncing pod d8acae2f-24a2-11e9-b79c-0a0d1213cce2 ("postgres-core-0_service-master-459cf23(d8acae2f-24a2-11e9-b79c-0a0d1213cce2)"), skipping: failed to "CreatePodSandbox" for "postgres-core-0_service-master-459cf23(d8acae2f-24a2-11e9-b79c-0a0d1213cce2)" with CreatePodSandboxError: "CreatePodSandbox for pod \"postgres-core-0_service-master-459cf23(d8acae2f-24a2-11e9-b79c-0a0d1213cce2)\" failed: rpc error: code = Unknown desc = failed to start sandbox container for pod \"postgres-core-0\": Error response from daemon: grpc: the connection is unavailable"

对于法兰绒容器日志，有许多运行的法兰绒吊舱-都健康。

1. Kubernetes v 1.10.11
2. Docker版本17.03.2-ce，内部版本f5ec1e2

法兰绒日志

E0130 15:34:16.536354 1 vxlan_network.go:187] DelFDB failed: no such file or directory E0130 15:34:16.536411 1 vxlan_network.go:191] failed to delete vxlanRoute (100.107.178.0/24 -> 100.107.178.0): no such process E0130 17:33:44.848163 1 vxlan_network.go:187] DelFDB failed: no such file or directory E0130 17:33:44.848219 1 vxlan_network.go:191] failed to delete vxlanRoute (100.107.201.0/24 -> 100.107.201.0): no such process