Compress qcow2 files to take up less disk space

This results in less data transferred during a glance registration.

Change-Id: I36d17c6e1bf12e3e0f37394d5522c6f4f59313de
Signed-off-by: Steven Dake <sdake@redhat.com>

diff --git a/heat/utils.py b/heat/utils.py
index 29344611e59c497f463b81190c33317cf2f5c13b..4dd5a23eadb582528f0c9fb74ec50a422495e49b 100644 (file)
--- a/heat/utils.py
+++ b/heat/utils.py
@@ -235,7 +235,7 @@ def jeos_create(options, arguments, jeos_path, cfntools_path):
             sys.exit(1)
 
         logging.info('Converting raw disk image to a qcow2 image.')
-        os.system("qemu-img convert -O qcow2 %s %s" % (dsk_filename,
+        os.system("qemu-img convert -c -O qcow2 %s %s" % (dsk_filename,
                                                        qcow2_filename))
 
     logging.info('Registering JEOS image (%s) ' \