apiVersion: v1
kind: PersistentVolume
metadata:
  name: essd-data-import-export-pv       # 任意，但要保证唯一
spec:
  capacity:
    storage: 40Gi              # 与数据集配额一致即可
  accessModes:
    - ReadWriteOnce
  persistentVolumeReclaimPolicy: Retain   # 删除 PV 时保留数据
  storageClassName: ""          # 留空，防止动态 Provisioner 抢占
  volumeMode: Filesystem
  local:
    path: /disney-data
  nodeAffinity:
    required:
      nodeSelectorTerms:
      - matchExpressions:
        - key: kubernetes.io/hostname
          operator: In
          values:
          - idrc-disney-1