Document how to setup scheduled backups
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+# Creating a scheduled backup of a Percona Cluster
+
+Use the following settings to setup a scheduled backup of every day at 6AM. This will write the backup to the persistent storage.
+
+```yaml
+percona_xtradb_cluster_spec:
+  backup:
+    image: perconalab/percona-xtradb-cluster-operator:main-pxc8.0-backup
+    storages:
+      fs-pvc:
+        type: filesystem
+        volume:
+          persistentVolumeClaim:
+            accessModes: [ "ReadWriteOnce" ]
+            resources:
+              requests:
+                storage: 6Gi
+    schedule:
+      - name: "daily"
+        schedule: "0 6 * * *"
+        keep: 3
+        storageName: fs-pvc
+```