Re: Fedora 32 Self-Contained Change proposal: Additional buildroot to test x86-64 micro-architecture update

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Le ven. 10 janv. 2020 à 10:29, Florian Weimer <fweimer@xxxxxxxxxx> a écrit :
>
> * Neal Gompa:
>
> > 1. Our builder resources are squeezed enough as it is. In doing this,
> > are we going to get more machines so that we can have more builders?
> > Between modules and this, I worry our resources will get squeezed far
> > too tightly for my comfort.
>
> Please send me the required hardware specs and number of machines.
>
> > 2. This feature does not describe what the new microarchitecture
> > baseline will be. I *could* assume it's the crazy new
> > microarchitecture that was proposed in the rejected Change, but I
> > don't want to make that assumption. Please specify.
>
> It's going the be AVX2 with or without VZEROUPPER.  We'll try without
> VZEROUPPER first, but if that has too poor performance for legacy
> software, we need to build with VZEROUPPER.
>
> > 3. Why is this in the main Koji and require a new disttag? Why not
> > just do a shadow Koji and build in an alternate path?
>
> It was the best approach we came up with.  If there better ways to
> implement this, that's fine too.

Why not to use a copr repo for this ?
I don't think you will rebuild the whole distro there, but a selected
set of packages will be a relevant step to provide some numbers.


-- 
-

Nicolas (kwizart)
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