hi all if i create an instance flavor of m1.large(4u,8GRAM.80G disk),at floder here /var/lib/nova/instances/instance-0000006 will have two img：disk and disk.local they format is same，qcow2 or raw what i want is the "disk" (instance os disk) format is qcow2,and the disk.local's format is raw,because qcow2 is small and easy to make snapshots,raw's speed is bettter what should i do? thanks :) -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20111108/e32b8b03/attachment.html>