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Re: Changing the default 32-bit x86 arch for Fedora 12



On Tue, Jun 16, 2009 at 3:17 PM, Tomas Mraz <tmraz redhat com> wrote:
On Tue, 2009-06-16 at 11:42 -0400, Bill Nottingham wrote:
> Chris Adams (cmadams hiwaay net) said:
> > Removing support for still-functional hardware is a trademark of
> > Microsoft, not Linux.
> >
> > I'd also argue that doing another full rebuild of the OS for a 1%
> > performance gain on a single architecture is not a particularly
> > production use of resources.
>
> The 1% comes from i586 -> i686; SSE2 would be additional on top of
> that. But given the vehement opposition, I can see dropping the SSE2
> requirement. I'm still fairly convinced that going to i686 is the right
> move - we really don't support i586 as a practical matter, and even
> the Geode should still work with that. Furthermore, it's likely we'll
> have a mass rebuild for LZMA support and/or debuginfo changes, so it's
> no additional cost.

Great, i686 without SSE(2) seems OK to me. I even wonder why we did not
go to that requirement in F11 already without the intermediate ~i586
requirement.

--
Tomas Mraz
No matter how far down the wrong road you've gone, turn back.
                                             Turkish proverb


Because Pentium II and lower support i586 arch.

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