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On Fri, Sep 23, 2016 at 07:42:07AM -0400, Chris Laprise wrote:
> On 09/22/2016 07:12 PM, Marek Marczykowski-Górecki wrote:
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> > 
> > On Thu, Sep 22, 2016 at 03:56:57PM -0700, Connor Page wrote:
> > > In fact, I think the right question is "Will Qubes 4 be compatible with 
> > > btrfs root if vm storage is expected to reside on a LVM thin pool?"
> > This is a good question. The new storage handling is flexible enough to
> > allow writing a module to handle btrfs even better than in Qubes 3.x.
> > But it is unlikely that we'll manage to write such module for 4.0. If
> > someone would contribute such module, then yes - it will be supported.
> > Otherwise, probably somehow around 4.1 or later.
> > 
> > - --
> 
> You realize that some of us have been happily using btrfs features with
> Qubes in a way that produces better work flows?
> 
> If ITL desires a modular storage layer, wouldn't the best approach be to
> offer a general image file module *first* to emulate the current
> architecture? That way, people can continue to have the same storage choices
> and backup procedures they already do.

File backend is also available, but we haven't added new features to it
(like multiple snapshots etc).
Probably it could be easily extended to proper btrfs module (for example
by dropping dm-snapshot over files and simply use cp --reflink=always).

- -- 
Best Regards,
Marek Marczykowski-Górecki
Invisible Things Lab
A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?
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