From mboxrd@z Thu Jan 1 00:00:00 1970 From: Timo Benk Subject: 3.0.3rc3 qcow image created with qemu-img not usable? Date: Thu, 12 Oct 2006 10:42:17 +0200 Message-ID: <452DFFE9.20606@gmx.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org Hi, i am new to the qcow image format, so please forgive me if the following is just totally stupid:-) I try to use a qcow formatted image in Xen created by qemu-img. # qemu-img create -f qcow /tmp/test.img 1G Then i try to attach that image to Domain-0. # xm block-attach Domain-0 tap:qcow:/tmp/test.img /dev/xvda1 w 0 No error message so far, but ... # mount /dev/xvda1 /mnt mount: special device /dev/xvda1 does not exist # xm block-list Domain-0 Vdev BE handle state evt-ch ring-ref BE-path 51714 0 0 3 23 8 /local/domain/0/backend/tap/0/51714 # xm block-detach Domain-0 /dev/xvda1 # xm block-list Domain-0 Vdev BE handle state evt-ch ring-ref BE-path 51714 0 0 3 23 8 /local/domain/0/backend/tap/0/51714 qcow images created with qcow-create are working without any problems. And a few additional questions i have: - Is qcow encryption supported? - is qcow compression supported? Greetings, -timo -- Timo Benk - Jabber ID: fry@jabber.org - ICQ ID: #241877854 PGP Public Key: http://m28s01.vlinux.de/timo_benk_gpg_key.asc