OT: ptime [WAS: Re: stdio performance in tango, stdlib, and perl]

Sean Kelly sean at invisibleduck.org
Mon Apr 21 10:27:27 PDT 2008


== Quote from Bill Baxter (dnewsgroup at billbaxter.com)'s article
> Sean Kelly wrote:
> > Andrei Alexandrescu (See Website For Email) wrote:
> >>
> >> I passed a 31 MB text file (containing a dictionary that I'm using in
> >> my research) through each of the programs above. The output was set to
> >> /dev/null. I've ran the same program multiple times before the actual
> >> test, so everything is cached and the process becomes
> >> computationally-bound. Here are the results summed for 10 consecutive
> >> runs (averaged over 5 epochs):
> >>
> >> 13.9s        Tango
> >> 6.6s        Perl
> >> 5.0s        std.stdio
> >
> > For what it's worth, I created a Win32 version of the Unix 'time'
> > command recently.  Not too complicated, but if anyone is interested, I
> > have it here: http://www.invisibleduck.org/~sean/tmp/ptime.zip  It's a
> > quick and dirty implementation, but works for how I typically use it.
> I was looking for something like this just the other day.
> Link seems to be dead these days.  Is there a new URL for it?

I switched web hosts and have yet to re-upload all my old content.  I'll see
about getting this zipfile up in the next few days.


Sean



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