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Re: [Qemu-devel] [Bug 1662050] Re: qemu-img convert a overlay qcow2 imag
From: |
858585 jemmy |
Subject: |
Re: [Qemu-devel] [Bug 1662050] Re: qemu-img convert a overlay qcow2 image into a entire image |
Date: |
Mon, 10 Apr 2017 14:30:40 +0800 |
On Mon, Apr 10, 2017 at 1:07 PM, wayen <address@hidden> wrote:
> Hi Lidong Chen:
> I used QEMU 2.0.0 on Ubuntu 14.04.
> Do you mean your patch can make qemu-img convert qcow2 overlay into a new
> overlay?
yes. but i find it already fixed in 2.0.0.
do you add the -o backing_file= option in the command?
>
> --
> 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?
>
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>