apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: prometheus-k8s-db-prometheus-k8s-0 
  namespace: monitoring
  annotations:
    volume.beta.kubernetes.io/storage-class: "managed-nfs-storage"
spec:
  storageClassName: fast
  accessModes:
  - ReadWriteOnce
  resources:
    requests:
      storage: 20Gi