---------- Forwarded message ----------
From: Isaac Gouy <[email protected]>

Dima Tisnek <dimaqq <at> gmail.com> writes:

>
> On 20 December 2010 19:21, William ML Leslie
> <william.leslie.ttg <at> gmail.com> wrote:
> > On 21 December 2010 11:59, Dima Tisnek <dimaqq <at> gmail.com> wrote:
> >> More visibility for performance achievements would do
> >> good too.
> >
> > Where are pypy's performance achievements *not* visible, but should be?
>
> for example http://shootout.alioth.debian.org/
> doesn't say which pypy version is used


Oh yes it does -

http://shootout.alioth.debian.org/u32/compare.php?lang=pypy#about


> what options, doesn't have
> performance figures for multithreaded/multicore


All the Python multiprocessing programs "Failed" with PyPy -

http://shootout.alioth.debian.org/u32/measurements.php?lang=pypy


> also benchmarks are kinda small, most of them are not docuemented, and
> I couldn't find any info if the same python code was used for cpython
> and pypy (both shootout and speed pypy) or interpreter-specific
> verions were used, that is each tweaked for best performance given the
> known tradeoffs for each implementation.


The full source code is shown for all the programs -

http://shootout.alioth.debian.org/u32/program.php?test=spectralnorm〈=pypy&id=6

http://shootout.alioth.debian.org/u32/program.php?test=spectralnorm〈=python&id=6

The GZip byte size is shown for each program, in this case 341 for
both programs.


Maybe the benchmarks game shows more information than you realize.
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