[libvirt-users] Possible to resize a Windows guest's disk while online?

[Martin Kletzander]

On Wed, Apr 11, 2018 at 01:30:26PM -0400, Andre Goree wrote:
>I'm looking for a way to online resize a Windows disk -- i.e., be able
>to resize the disk without shutting down, rebooting, or detaching the
>disk.
>

virsh blockresize $domain $disk $size

and then resize the disk in the disk managing utility inside the guest.  I don't
thinkg qemu-guest-agent can do that for you.

>Is this at all possible?  Or am I just barking up the wrong tree?  I'm
>not finding a way to do this and even Amazon has a weird workaround, in
>which the user must write data to the newly resized-drive in order to
>recognize the new size without taking the disk or the VM offline.
>
>[Obligatory] YAY Microsoft.
>
>
>-- 
>Andre Goree
>-=-=-=-=-=-
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>
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