### pod 一直处于pending状态
root@ubuntu:/opt/module/k8s# kubectl get pods -n nfs-client

NAME                                      READY     STATUS    RESTARTS   AGE
nfs-client-provisioner-6956c9b6f8-cwl8j   0/1       Pending   0          33m

root@ubuntu:/opt/module/k8s# kubectl describe pod/nfs-client-provisioner-6956c9b6f8-cwl8j -n nfs-client

root@ubuntu:/opt/module/k8s# cat /etc/exports
# /etc/exports: the access control list for filesystems which may be exported
#               to NFS clients.  See exports(5).
#
# Example for NFSv2 and NFSv3:
# /srv/homes       hostname1(rw,sync,no_subtree_check) hostname2(ro,sync,no_subtree_check)
#
# Example for NFSv4:
# /srv/nfs4        gss/krb5i(rw,sync,fsid=0,crossmnt,no_subtree_check)
# /srv/nfs4/homes  gss/krb5i(rw,sync,no_subtree_check)
#
/nfs/data *(rw,no_root_squash,no_all_squash,sync)

重启NFS 服务，pod镜像拉取

参考：https://blog.csdn.net/Xiongzhizhu/article/details/51595806