diff --git a/lib/ceilometer b/lib/ceilometer
index 8772867..c04371d 100644
--- a/lib/ceilometer
+++ b/lib/ceilometer
@@ -88,9 +88,20 @@
     iniset $CEILOMETER_CONF keystone_authtoken admin_tenant_name $SERVICE_TENANT_NAME
     iniset $CEILOMETER_CONF keystone_authtoken signing_dir $CEILOMETER_AUTH_CACHE_DIR
 
+    configure_mongodb
+
     cleanup_ceilometer
 }
 
+function configure_mongodb() {
+    if is_fedora ; then
+        # ensure smallfiles selected to minimize freespace requirements
+        sudo sed -i '/--smallfiles/!s/OPTIONS=\"/OPTIONS=\"--smallfiles /' /etc/sysconfig/mongod
+
+        restart_service mongod
+    fi
+}
+
 # init_ceilometer() - Initialize etc.
 function init_ceilometer() {
     # Create cache dir