cpython compilation parameter

Jorgen Grahn grahn+nntp at snipabacken.se
Wed Oct 14 15:13:01 CEST 2009


On Thu, 2009-10-08, Diez B. Roggisch wrote:
> cEd wrote:
>
>> Hello,
>> 
>> I'm wondering how to compile python to get good performance.
>> Because when I compare this ugly code which find prime number:

...

>>  between :
>>  - the python distributed with my ubuntu
>> #time python prime_number.py > /dev/null
>> real    0m12.237s
>> user    0m12.129s
>> sys    0m0.024s
>> 
>>  - and the one compiled by my self
>> time my_python_compiled prime_number.py > /dev/null
>> real    0m42.193s
>> user    0m41.891s
>> sys    0m0.044s
>> 
>> so which option should I give or which flag ???
>
> I doubt that there is such a flag. There must be a different reason for
> this. Can you give us the python versions for each, and architecture (32/64
> bit)?

He could start by compiling it exactly like Ubuntu does. Just get the
Ubuntu source packet -- it's all in there, Ubuntu doesn't keep it a
secret.

/Jorgen

-- 
  // Jorgen Grahn <grahn@  Oo  o.   .  .
\X/     snipabacken.se>   O  o   .



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