Re: [atomic-devel] Fedora 26 change: using overlayfs as default

[Daniel J Walsh <dwalsh redhat com>]

On 12/12/2016 05:19 PM, Jason Brooks wrote:
> On Mon, Dec 12, 2016 at 2:12 PM, Dusty Mabe <dusty dustymabe com> wrote:
>> After I get a bug[1] fixed and out the door I'm going to publish
>> a blog post/docs on setting up Fedora 25 Atomic host and/or Cloud
>> base to use overlay2 as the storage driver for docker.
>>
>> I'd like for everyone that can to test this out and to start running
>> their container workloads with overlay2 with selinux enabled and let's
>> file bugs and get it cleaned up for Fedora 26 release.
> This makes sense as the default for the docker package for non-atomic
> fedora, since the alternative is loopback storage -- are you
> suggesting this as a change for the atomic host as well? If so, what's
> the rationale there?
Overlay allows better memory sharing, so you can run more containers on
a single host
then you can with Devicemapper.

We are working on patches to docker-storage-setup to allow it to
allocate overlayfs to the
remaining storage similar to what we do with devicemapper for Atomic Host.
>> Should we file this as a "change" for Fedora 26?
>>
>> Dusty
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