diff --git a/configs-examples/local_lxc_ceph.yaml b/configs-examples/local_lxc_ceph.yaml
index 78b4866..d5b1403 100644
--- a/configs-examples/local_lxc_ceph.yaml
+++ b/configs-examples/local_lxc_ceph.yaml
@@ -12,5 +12,5 @@
         load: rrd
         params:
             FILENAME: /tmp/fl.bin
-            FILESIZE: 400M
+            FILESIZE: 4G