Re: Can moving data to a subvolume not take as long as a fully copy?

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On Tue, Jan 15, 2013 at 8:49 AM, Marc MERLIN <marc@xxxxxxxxxxx> wrote:
> On Mon, Jan 14, 2013 at 10:48:50PM -0800, David Brown wrote:
>> Why not make a snapshot of the root volume, and then delete the files
>> you want to move from the original root, and delete the rest of root
>> from the snapshot?
>
> Are a snapshot of the root volume and a subvolume effectively the same thing
> as far as btrfs sees them?
> Once I have that snapshot which I'll treat as a subvolume, can I then
> snapshot that snapshot/subvolume further?
>

Yes, the product of the btrfs snapshot command is a subvolume.
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