Kudos to everyone who worked on the gcc-4.2 merge
joao.barros at gmail.com
Mon Jun 4 14:31:20 UTC 2007
On 6/4/07, Alexander Kabaev <kabaev at gmail.com> wrote:
> On Sun, 3 Jun 2007 17:30:15 -0700 (PDT)
> youshi10 at u.washington.edu wrote:
> > I just wanted to thank everyone who helped make the gcc 4.2 merge
> > possible -- I can see a noticeable performance increase (1.5x ~ 2.0x
> > load time decrease) in my server (P4 HTT with SMP).
> > This will be one of the great changes that will put FreeBSD back on
> > the map closer to many Linux distros.
> > Once gcc 4.2.1 gets in the tree, things will be much better, I'm
> > sure :).
> > Thank you very much, and let me know if you need testing with gcc
> > 4.2.1 when it rolls around ;).
> > -Garrett
> Thanks, but I think kudos are addressed to wrong people. I very much
> doubt that GCC can be responsible for any, let alone dramatic,
> performance differences. Most likely you see effects of hard work done
> by SMP scalability guys.
> Alexander Kabaev
I emailed Garrett but forgot to cc current@
My question was: "Can you specify the workload that you verify that
Like you I had my doubts gcc was responsible for such an improvement.
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