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Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to conve
From: |
John Snow |
Subject: |
Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file? |
Date: |
Tue, 14 Nov 2017 15:30:26 -0500 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 |
On 11/14/2017 01:46 PM, Max Reitz wrote:
> On 2017-11-14 19:45, Thomas Huth wrote:
>> On 14.11.2017 14:32, Max Reitz wrote:
>> [...]
>>> Well, do you want to document it? I'd rather deprecate it altogether.
>>
>> Maybe a first step could be to change qemu-img so that it refuses to
>> create new qcow1 images (but still can convert them into other formats).
>> So basically make qcow1 read-only?
>
> Yep, and the actual first step to that is to make it issue a deprecation
> warning when creating qcow v1 images (which is what I proposed). :-)
>
> Max
>
Deprecation warning is good.
In future versions you can shimmy it behind a
--no-really-I-want-this-old-format option, I think we ought to support
creating the images for as long as is technologically convenient.
- [Qemu-block] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?, Peter Maydell, 2017/11/13
- Re: [Qemu-block] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?, Peter Maydell, 2017/11/13
- Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?, Eric Blake, 2017/11/13
- Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?, Eric Blake, 2017/11/13
- Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?, Max Reitz, 2017/11/14
- Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?, Thomas Huth, 2017/11/14
- Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?, Max Reitz, 2017/11/14
- Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?,
John Snow <=
- Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?, Max Reitz, 2017/11/14
- Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?, John Snow, 2017/11/14
- Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?, Max Reitz, 2017/11/14
Re: [Qemu-block] [Qemu-devel] using "qemu-img convert -O qcow2" to convert qcow v1 to v2 creates a qcow v3 file?, Eric Blake, 2017/11/13