diff --git a/tests/run.yml b/tests/run.yml
index 2e51fa97d3..c9501230fc 100644
--- a/tests/run.yml
+++ b/tests/run.yml
@@ -309,6 +309,10 @@
         - import_role:
             name: cephadm
 
+        - name: Show free space
+          command:
+            cmd: df -h
+
         - name: Ensure required kolla config directories exist
           file:
             state: directory
diff --git a/tests/setup_disks.sh b/tests/setup_disks.sh
index 670f642e86..3238b8ee15 100644
--- a/tests/setup_disks.sh
+++ b/tests/setup_disks.sh
@@ -24,7 +24,7 @@ elif [ $1 = 'swift' ]; then
     mkfs.xfs -L d0 $free_partition
 elif [ $1 = 'ceph-lvm' ]; then
     free_device=$(losetup -f)
-    fallocate -l 10G /var/lib/ceph-osd1.img
+    fallocate -l 5G /var/lib/ceph-osd1.img
     losetup $free_device /var/lib/ceph-osd1.img
     pvcreate $free_device
     vgcreate cephvg $free_device