@@ -340,14 +340,14 @@ function create_cinder_cache_dir() {

 }

 create_cinder_volume_group() {

-    # According to the CINDER_MULTI_LVM_BACKEND value, configure one or two default volumes

+    # According to the ``CINDER_MULTI_LVM_BACKEND`` value, configure one or two default volumes

     # group called ``stack-volumes`` (and ``stack-volumes2``) for the volume

     # service if it (they) does (do) not yet exist. If you don't wish to use a

     # file backed volume group, create your own volume group called ``stack-volumes``

     # and ``stack-volumes2`` before invoking ``stack.sh``.

     #

-    # By default, the two backing files are 5G in size, and are stored in

-    # ``/opt/stack/data``.

+    # The two backing files are ``VOLUME_BACKING_FILE_SIZE`` in size, and they are stored in

+    # the ``DATA_DIR``.

     if ! sudo vgs $VOLUME_GROUP; then

         if [ -z "$VOLUME_BACKING_DEVICE" ]; then