apiVersion: v1
kind: PersistentVolume
metadata:
  name: mysql-master-pv
  namespace: epdc-mysql
  labels:
    pv: mysql-master-pv
spec:
  accessModes:
    - ReadWriteOnce        #访问模式定义为只能以读写的方式挂载到单个节点
  capacity:
    storage: 100Gi
  persistentVolumeReclaimPolicy: Retain
  storageClassName: nfs
  nfs:
    path: /mnt/nfsdata/mysql-master
    server: 172.16.0.7