[pypy-dev] deepcopy slower in PyPY ?!

[Maciej Fijalkowski]

On Wed, Sep 7, 2011 at 8:16 PM, Antonio Cuni <anto.cuni at gmail.com> wrote:
> Hi Jorge,
>
> On 07/09/11 16:43, Jorge de Jesus wrote:
>>
>>  Hi to all
>>
>> I've benchmark/profile  some code (PyWPS API) and PyPy-c is 2/3x times
>> slower than CPython.  This was done in a virtual machine using x86_64
>>
>> The code being benchmark spends most of the time making calls to
>> copy/deepcopy.  I've found that this was an issue in PyPy 1.6
>> (https://bugs.pypy.org/issue767), but the issue has been closed. So I've
>> downloaded the latest dev version but PyPy-c continues to be slow
>> compared to CPython.
>
> could you please send us a benchmark which showcases the problem? The
> smaller the better, ideally a benchmark which is contained in a single file
> is easier to run and debug than one which involves to download lots of code
> from the internet.

the internet is not the problem here ;-)

>
> Moreover, maybe you could also open a ticket in our bug tracker, so we are
> sure not to forget it.
>
> ciao and thanks,
> Anto
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