apiVersion: v1 kind: PersistentVolume metadata: name: monitoring-grafana-data spec: capacity: storage: 8Gi accessModes: - ReadWriteOnce persistentVolumeReclaimPolicy: Retain rbd: monitors: - ${CEPH_MONITOR_1}:6789 - ${CEPH_MONITOR_2}:6789 - ${CEPH_MONITOR_3}:6789 pool: kube user: kube secretRef: name: ceph-secret-kube namespace: kube-system fsType: ext4 readOnly: false image: grafana-data --- apiVersion: "v1" kind: "PersistentVolumeClaim" metadata: name: monitoring-grafana-data namespace: monitoring spec: accessModes: - ReadWriteOnce resources: requests: storage: 8Gi volumeName: "monitoring-grafana-data"