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
+```