[Python-Dev] OS-X builds for 3.7.0

[Victor Stinner]

There is https://speed.python.org/comparison/ to compare Python 2.7, 3.5,
3.6 and master (future 3.7).

Victor

Le 31 janv. 2018 13:14, "Ray Donnelly" <mingw.android at gmail.com> a écrit :

> On Wed, Jan 31, 2018 at 11:16 AM, Joni Orponen <j.orponen at 4teamwork.ch>
> wrote:
> > On Wed, Jan 31, 2018 at 9:31 AM, Ray Donnelly <mingw.android at gmail.com>
> > wrote:
> >>
> >> We see a 1.1 to 1.2 times performance benefit over official releases as
> >> measured using 'python performance'.
> >>
> >> Apart from a static interpreter we also enable LTO and PGO and only
> build
> >> for 64-bit so I'm not sure how much each bit continues. Our recipe for
> >> python 3.6 can be found at:
> >
> >
> > Do you metrify LTO and PGO independent of each other as well or only the
> > "enable everything" combo? I've had mixed results with LTO so far, but
> this
> > is probably hardware / compiler combination specific.
>
> I've never found enough time to take detailed metrics, sorry. Maybe
> one day? Looking at my performance graphs again:
>
> Against the official CPython 3.6 (probably .3 or .4) release I see:
> 1 that is 2.01x faster (python-startup, 24.6ms down to 12.2ms)
> 5 that are >=1.5x,<1.6x faster.
> 13 that are >=1.4x,<1.5x faster.
> 21 that are >=1.3x,<1.4x faster.
> 14 that are >=1.2x,<1.3x faster.
> 5 that are >=1.1x,<1.2x faster.
> 0 that are < 1.1x faster/slower.
>
> Pretty good numbers overall I think.
>
>
>
>
> >
> > --
> > Joni Orponen
> >
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> >
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