[Python-Dev] OS-X builds for 3.7.0

[Victor Stinner]

Click on "[x] horizontal" to exchange the two axis ;-)

Victor

2018-01-31 16:08 GMT+01:00 Steve Holden <steve at holdenweb.com>:
> The horizontal axis labelling in that graph is useless with so many tests
> included!
>
> Would a graphic with hover labels over the bars be more useful?
>
> Steve Holden
>
> On Wed, Jan 31, 2018 at 1:06 PM, Victor Stinner <victor.stinner at gmail.com>
> wrote:
>>
>> 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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>