[pypy-dev] [Repost] PyPy 1.8 50% slower than PyPy 1.7 on my test case

Laurent Vaucher laurentvaucher at gmail.com
Mon Jun 4 15:29:15 CEST 2012


Well, with the latest Windows nightly bundle, it's now 10-20% faster than
1.7 and almost twice as fast as 1.8, depending on the duration of the test.
I don't know what you did, but you did it damn well!

Bravo.
Laurent.

On Mon, Jun 4, 2012 at 7:02 AM, Laurent Vaucher <laurentvaucher at gmail.com>wrote:

> That's great news! Thanks!
>
> I don't mind at all your using my test files. "I hereby grant you all the
> rights you need to do that, as I am the sole author of this code." I'm
> coding for fun, not to assert any copyright, patent or anything.
>
> I'll try the latest trunk version and tell you how it goes.
>
> Thanks again.
> Laurent.
>
>
> On Sun, Jun 3, 2012 at 3:46 PM, Armin Rigo <arigo at tunes.org> wrote:
>
>> Hi Laurent,
>>
>> Follow-up on the issue with your observed slow-down,
>> https://bugs.pypy.org/issue1051 :
>>
>> It seems to be faster again on a pypy trunk nowadays than it was on
>> pypy 1.8; actually it is faster now than with pypy 1.7.  Can you
>> report if you're experiencing the same results on Windows?
>>
>> Do you mind if we steal hexiom2.py and level36.txt and put them in
>> https://bitbucket.org/pypy/benchmarks, so that the program will be run
>> nightly and we can spot speed regressions directly?
>>
>> Thanks!
>>
>>
>> Armin.
>>
>
>
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