python disk i/o speed

DIG dig.list at telkel.net
Wed Aug 7 21:56:27 CEST 2002


Hi, Duncan Booth !

 On Wed, Aug 07, 2002 at 03:03:05PM +0000, Duncan Booth wrote:

> pruebauno at latinmail.com (nnes) wrote in 
> news:d8778a53.0208070621.62248e3d at posting.google.com:
> 
> > gcc:        4 seconds
> > Suns java: 19 seconds
> > Python:    36 seconds
> > 
> <snip>
> > 
> > I will post the source of the programms in a follup post. The
> > implementation details are not exactly the same. I spent a couple of
> > days on a satisfactory ANSI C version for example and about 20 minutes
> > on the python script. :-)
> > 
> 2 days = 15 hours.
> Subtract 20 minutes, give 14 hours, 40 minutes = 52800 seconds
> 
> The C version saves you 32 seconds, so you will be gaining with the C 
> version after only 1650 runs of the program. 
> 
> If you intend to add up colums of numbers less frequently than about 7Mb 
> per day for 4 1/2 years, then stick with the Python program. If you need to 
> process more data than this then post the Python program and we may be able 
> to make some constructive suggestions.

This is very reasonable math ! :-))


Regards,

-- 
DIG (Dmitri I GOULIAEV)




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