Size of base Fedora 32 Docker image

M. Edward (Ed) Borasky znmeb at znmeb.net
Tue Jan 13 19:02:34 UTC 2015


What's the process? I found grub2 and fedora-logos in my own testing
but didn't know about firewalld? Does one simply remove things and run
a test suite? *Is* there a test suite?

How about dracut? Does that need to be there?

On Tue, Jan 13, 2015 at 7:18 AM, Matthew Miller
<mattdm at fedoraproject.org> wrote:
> On Thu, Jan 08, 2015 at 11:36:04PM -0800, M. Edward (Ed) Borasky wrote:
>> I'm starting to build Docker images on the Fedora base and I'm a
>> little concerned about the size of the images. For example, the Debian
>> base is 85.1 MB, the Ubuntu base is 192 MB and the CentOS base is 224
>> MB. The Fedora base is 250.2 MB and that's *before* I install any
>> application code.
>> Is there any way I can build a smaller base? Ideally I'd like
>> something under 100 MB but even getting it under 200 MB would be
>> worthwhile.
>
> Yeah it seems to have crept up a bit. The image went from this Cloud
> SIG over to the Base WG (since there's so much interest in Docker), but
> I think we still have a vested interest in keeping it small. In
> general, much of the regular dependency-shrinking work we've been doing
> should help here.
>
> Unfortunately, the easy work is mostly done, as is some of the
> moderately hard. The next most helpful thing is probably making a
> compact version of python sufficient for yum, cloud-init, grubby (new
> version), and _possibly_ firewalld. As it is, it's about a third
>
> Oh hmmm. I see that grub2 got into the docker image somehow. That
> should probaby be fixed, and provides a big savings even in the
> compressed version because that's the only thing that pulls in
> fedora-logos.
>
> Hmmm. Firewalld too. That really doesn't need to be there, does it?
>
>
> That said, the docker image we're producing *is* only 90MB compressed —
> see
> <https://dl.fedoraproject.org/pub/fedora/linux/releases/21/Docker/x86_64/>
> — and 241MB uncompressed. Something _additionally_ weird is going on.
>
>
>
> Are you interested in taking point on this for Fedora 22? Or finding a
> handful of people who are interested in working with the Base WG to
> figure it out?
>
>
>
>
>
>
> --
> Matthew Miller
> <mattdm at fedoraproject.org>
> Fedora Project Leader
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