Re: Using qemu-img to directly convert physical disk to KVM image

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Thanks for the confirmation and just for the benefit of anybody else
who subsequently searches for <keywords> KVM QEMU convert physical
drive virtual machine image </keywords>, yes it works :)

On 11/9/10, Michael Tokarev <mjt@xxxxxxxxxx> wrote:
> 09.11.2010 01:48, Emmanuel Noobadmin wrote:
>> I'm trying to convert a physical Windows XP machine into a KVM guest.
>> All the guides so far mentions using dd to create a flat image file,
>> then using qemu-img to convert that to qcow2. Since I've been making
>> mistake here and there, retrying the process several times (initially
>> converting each logical partition into an image), the question struck
>> me: is there any reason why I cannot do something like this
>> qemu-img convert -f /dev/sdc -O qcow2 /images/winxp.qcow instead of
>> having to do it in two passes which literally take hours each.
>
> This is exactly the way to do it - converting the physical disk directly
> to a qcow (or whatever format) file using qemu-img.  I've no idea why
> all the guide writers are so confused.
>
> The only problem with your exact version is that you've extra -f
> argument - it expects a parameter, the input image type, which is
> raw, so either use -f raw, or remove -f.
>
> /mjt
>
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