Hi wayen:
Which version are you used?
I also find this problem on old version qemu, and i write a patch
for it. It works.
I'm not sure the mainline version have solve this problem.
what command are you used?
On Mon, Apr 10, 2017 at 10:14 AM, wayen <1662...@bugs.launchpad.net> wrote:
> Is there any way to remove holes from qcow2 overlay images? It's very
> important to me. I am looking forward to your reply.
>
> --
> You received this bug notification because you are a member of qemu-
> devel-ml, which is subscribed to QEMU.
> https://bugs.launchpad.net/bugs/1662050
>
> Title:
> qemu-img convert a overlay qcow2 image into a entire image
>
> Status in QEMU:
> Incomplete
>
> Bug description:
> I have a base image file "base.qcow2" and a delta qcow2 image file
> "delta.qcow2" whose backing file is "base.qcow2".
>
> Now I use qemu-img to convert "delta.qcow2" and will get a new image
> file "new.qcow2" which is entire and equivalent to combination of
> "base.qcow2" and "delta.qcow2".
>
> In fact,I don't want to get a complete image.I just want to convert
> delta qcow2 image file "A" to a New delta overlay qcow2 image "B"
> which is equivalent to "A". So the "new.qcow2" is not what i want. I
> have to admit that this is not bug. Could you please take this as a
> new feature and enable qemu-img to convert qcow2 overlay itself?
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/qemu/+bug/1662050/+subscriptions
>
