update grafana

deploy/grafana/grafana-deploy.yaml

@@ -6,6 +6,7 @@ metadata:
   labels:
     app: grafana
 spec:
+  replicas: 2  # Increase the number of replicas for HA
   selector:
     matchLabels:
       app: grafana
@@ -75,15 +76,10 @@ spec:
               cpu: 250m
               memory: 750Mi
           volumeMounts:
-            - mountPath: /var/lib/grafana
-              name: grafana-pv
             - name: grafana-datasources
               mountPath: /etc/grafana/provisioning/datasources/datasources.yaml
               subPath: datasources.yaml
       volumes:
-        - name: grafana-pv
-          persistentVolumeClaim:
-            claimName: grafana-pvc
         - name: grafana-datasources
           configMap:
             name: grafana-datasources