diff --git a/cluster-monitoring-local/pvs.yaml b/cluster-monitoring-local/pvs.yaml
index 2f034ef..38b6343 100644
--- a/cluster-monitoring-local/pvs.yaml
+++ b/cluster-monitoring-local/pvs.yaml
@@ -7,14 +7,18 @@ metadata:
 spec:
   storageClassName: "nfs-ssd"
   nfs:
-    path: /data/raid1-ssh/k8s-data/prometheus-db
+    path: /data/raid1-ssd/k8s-data/prometheus-db
     server: ebin01
   capacity:
     storage: 40Gi
   accessModes:
-    - ReadWriteMany
+    - ReadWriteOnce
   volumeMode: Filesystem
   persistentVolumeReclaimPolicy: Retain
+  claimRef:
+    kind: PersistentVolumeClaim
+    name: prometheus-k8s-db-prometheus-k8s-0 
+    namespace: monitoring
 ---
 apiVersion: v1
 kind: PersistentVolume
@@ -23,11 +27,15 @@ metadata:
 spec:
   storageClassName: "nfs-ssd"
   nfs:
-    path: /data/raid1-ssh/k8s-data/grafana-conf
+    path: /data/raid1-ssd/k8s-data/grafana-conf
     server: ebin01
   capacity:
     storage: 40Mi
   accessModes:
-    - ReadWriteMany
+    - ReadWriteOnce
   volumeMode: Filesystem
   persistentVolumeReclaimPolicy: Retain
+  claimRef:
+    kind: PersistentVolumeClaim
+    name: grafana-conf 
+    namespace: monitoring