server/monitoring/grafana/grafana-pvc.yaml

apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: grafana-pvc
  namespace: monitoring
  labels:
    app: grafana
spec:
  storageClassName: ceph-block-ssd
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 100Mi