[ironic] IPA images: CentOS 8, Stream and Debian
zigo at debian.org
Wed Dec 16 10:44:51 UTC 2020
On 12/16/20 11:35 AM, Dmitry Tantsur wrote:
> On Tue, Dec 15, 2020 at 8:56 PM Thomas Goirand <zigo at debian.org
> <mailto:zigo at debian.org>> wrote:
> On 12/15/20 5:08 PM, Dmitry Tantsur wrote:
> > Hi wonderful ironicers!
> > Unless you spend the whole last week under a rock (good for you -
> I mean
> > it!), you must be already aware that the classical CentOS as we
> know it
> > is going away in favour of CentOS Stream, and maybe as soon as in the
> > end of 2021!
> > For us it means two things:
> > 1) Bifrost will test with CentOS Stream, which may not 100% match the
> > current stable RHEL.
> > 2) We need to decide what to do with our published DIB images ,
> > currently based on CentOS 8.
> > I'd like to concentrate on problem #2.
> > We have conducted an experiment of switching to CentOS Stream, and it
> > did not go so well. The image size has increased from ~ 340 MiB to
> > nearly 450 MiB, causing serious issues in CI jobs using it. Because of
> > this we're reverting the switch and considering other options.
> > One is to figure out what causes the size increase and remove packages
> > or manually delete files. We're already doing it quite
> intensively, so I
> > expect this option to be time-consuming. We'll probably have to repeat
> > this exercise regularly to keep up with the distribution changes.
> > The other option is to switch to another distro. Debian looks
> > in this context: 3 years of support and the image size is just 273
> > I have a patch  up for people who want to try the resulting
> image on
> > their bare metal machines.
> > What do you think? Are there any concerns with either option?
> >  https://tarballs.openstack.org/ironic-python-agent/dib/files/
> > <https://tarballs.openstack.org/ironic-python-agent/dib/files/
> > 
> Hi Dmitry!
> I wonder what Debian image you've been using. Have you tried one of the
> daily image that the Debian Cloud Image Team prepares? 
> Hi Thomas,
> We're using diskimage-builder, which, I think, uses debootstrap. This
> matches our requirements pretty well since we need as small images as it
> is possible.
> If you choose the Debian path, you have all of my support, and I'll try
> to help as much as I can.
> Thank you!
Could you please have a quick try with the official "Generic" image from
the Debian team? Best maybe would be to try this one:
Indeed, I would very much like to be able to validate the image works
Thomas Goirand (zigo)
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