That's brilliant!  I know a few people who will be excited to hear this.
On Mar 3, 2016 5:58 AM, "Oliver Grawert" <o...@ubuntu.com> wrote:

> hi,
>
> we currently recommend at least 4GB for an image, this is based on the
> 15.04 setup where we had two hardcoded readonly partitions of 1GB ...
> plus the writable one.
>
> with the all-snaps model where the two readonly partitons moved to loop
> mounted squashfs images along with dropping the two readonly partitions
> our size reqs. dropped significanly:
>
> /dev/loop2      108M  108M     0
> 100% /snaps/canonical-dragon-linux.canonical/4.2.0-2014-generic-dragon410c
> /dev/loop3       55M   55M     0
> 100% /snaps/ubuntu-core.canonical/16.04.0-7.arm64
> /dev/loop4      768K  768K     0 100% /snaps/canonical-dragon/0.7.1
>
> as you can see one of the readonly bits gets along with less than 200MB,
> so all in all you could probably run a single purpose device (i.e.
> something that just runs a single snap for embedded use) on around
> 1GB ...
>
> i think we should adjust our numbers in docs accordingly for 16.04 ...
>
> ciao
>         oli
>
>
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