fix: 遇到创建pod的报错

[googs1025]

IPs:
Controlled By: ReplicaSet/mycsi-nginx-64c7d9cb77
Containers:
nginx:
Container ID:
Image: nginx:1.14.2
Image ID:
Port: 80/TCP
Host Port: 0/TCP
State: Waiting
Reason: ContainerCreating
Ready: False
Restart Count: 0
Environment:
Mounts:
/data from data (rw)
/var/run/secrets/kubernetes.io/serviceaccount from default-token-qrmwn (ro)
Conditions:
Type Status
Initialized True
Ready False
ContainersReady False
PodScheduled True
Volumes:
data:
Type: PersistentVolumeClaim (a reference to a PersistentVolumeClaim in the same namespace)
ClaimName: mycsi-pvc
ReadOnly: false
default-token-qrmwn:
Type: Secret (a volume populated by a Secret)
SecretName: default-token-qrmwn
Optional: false
QoS Class: BestEffort
Node-Selectors:
Tolerations: node.kubernetes.io/not-ready:NoExecute op=Exists for 300s
node.kubernetes.io/unreachable:NoExecute op=Exists for 300s
Events:
Type Reason Age From Message

---

Warning FailedMount 4m26s (x2 over 4m39s) kubelet Unable to attach or mount volumes: unmounted volumes=[data], unattached volumes=[data default-token-qrmwn]: error processing PVC default/mycsi-pvc: PVC is not bound
Normal SuccessfulAttachVolume 4m26s attachdetach-controller AttachVolume.Attach succeeded for volume "pvc-d86b8879-efa8-420d-a725-315bba7b014d"
Warning FailedMount 2m9s kubelet Unable to attach or mount volumes: unmounted volumes=[data], unattached volumes=[data default-token-qrmwn]: timed out waiting for the condition
Warning FailedMount 2m2s (x9 over 4m10s) kubelet MountVolume.SetUp failed for volume "pvc-d86b8879-efa8-420d-a725-315bba7b014d" : rpc error: code = Internal desc = mount failed: exit status 255
Mounting command: mount
Mounting arguments: -t nfs 10.0.0.8:/home/test /var/lib/kubelet/pods/5fe94a19-fda9-485e-b1ce-e091a2b5c24c/volumes/kubernetes.iocsi/pvc-d86b8879-efa8-420d-a725-315bba7b014d/mount
Output: mount: mounting 10.0.0.8:/home/test on /var/lib/kubelet/pods/5fe94a19-fda9-485e-b1ce-e091a2b5c24c/volumes/kubernetes.iocsi/pvc-d86b8879-efa8-420d-a725-315bba7b014d/mount failed: Connection refused

[googs1025]

重启nfs服务或是重启网络可以暂时解决