I am no win32 expert (and btw I hope I will never need to be one), but
there are much better alternatives to select:
http://msdn.microsoft.com/en-us/library/ms681951(VS.85).aspx

mic

2013/3/15 Roberto De Ioris <robe...@unbit.it>:
>
>> I was missing the windows build option totally.... If speeds between unix
>> and Windows are at least on the same scale it can solve the
>> mother-of-all-issues of windows deployments of python apps without using
>> apache or iis.
>>
>
>
> I was not able to make some serious benchmark as all of the windows
> machines i have are virtualized systems.
>
> From what i can measure the cygwin translation has a 10-15% impact in some
> area (mainly in startup phases so it is nothing relevant), but we plan to
> rewrite some critical part using the native windows api (we have already
> done that for the locking part that instead of pthreads uses windows
> mutexes).
>
> Another limit i have not investigated is windows select() implementation
> (on the others posix system we use more modern event facilities). But i
> suppose until you do not use it with hundreds of concurrent file
> descriptors you should not experiment problems.
>
> --
> Roberto De Ioris
> http://unbit.it
>
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