From: Isaac Gouy <igouy@...>
Date: 2006-04-05T09:53:47+09:00
Subject: Re: How slow could ruby be compared to Python or Perl?


Tanner Burson wrote:
> On 4/4/06, Isaac Gouy <igouy@yahoo.com> wrote:
> >
> >
> > Austin Ziegler wrote:
> > > On 4/4/06, Isaac Gouy <igouy@yahoo.com> wrote:
> > > > Austin Ziegler wrote:
> > > > > On 3/31/06, sullivanz.pku@gmail.com <sullivanz.pku@gmail.com> wrote:
> > > > > > This might be a stupid question, but I really wonder if ruby is
> > much
> > > > > > slower than python and perl.
> > > > > Try it. And ignore anyone who tells you to look at the utterly
> > useless
> > > > > Alioth shootout. It doesn't model anything real-world and doesn't
> > > > > actually tell you anything about performance for your problems.
> > > > >
> > > > > I haven't checked in a while, but they weren't very honest about
> > their
> > > > > aims last time I checked, either. It's simply a matter of
> > > > > self-promotion and comparison for Inane Gullibles.
> > > > "I haven't checked in a while..."
> > > > Then your comments would apply to the Alioth shootout in... 2004?
> > >
> > > 2005. I avoid the shootout like the plague, until you pop up and
> > > pretend that your pet project has any relevance to anything.
> > >
> > > > There's nothing wrong with saying how little can be learned from
> > > > measuring small programs, but saying don't look suggests there's
> > > > something to be hidden.
> > >
> > > No, saying "don't look" says that your aims are bogus, your tests are
> > > worse, your validation is nonsensical to nonexistent, and your
> > > presentation is dishonest.
> > >
> > > Saying "don't look" says that the Alioth shootout isn't worth the
> > > server space it takes up. It's certainly not worth the amount of
> > > pimping you do for it.
> > >
> > > -austin
> > > --
> > > Austin Ziegler * halostatue@gmail.com
> > >                * Alternate: austin@halostatue.ca
> >
> > And you believe all that without even looking - truly remarkable!
> >
> > (I suppose there are people who make judgements about Ruby without
> > looking.)
>
>
> I've looked at your site, nearly every time you've come in posting specific
> benchmarks about something or other.  I think its current incarnation is by
> far the worst.  You use certain performance and code characteristics, but
> instead of quantifying the actual values in the comparisons (only in the
> individual listings) you list them as, X is Y times better/worse than Z.
> That tells me next to nothing.  1.1 times faster means very little at 10ms,
> but quite a lot at 1hr.

On that page ( http://shootout.alioth.debian.org/gp4/ruby.php ) the
first paragraph includes a link to the "CPU time and Memory use
measurements"
http://shootout.alioth.debian.org/gp4/benchmark.php?test=all&lang=ruby&lang2=ruby


> While I don't always agree with Austin's attitude
> towards this subject, I do agree that the site is rarely useful, and often
> causes people to mis-represent a given statistic.

I also hear positive comments.

>
>
> --
> ===Tanner Burson===
> tanner.burson@gmail.com
> http://tannerburson.com   <---Might even work one day...
> 
> ------=_Part_19431_10386275.1144181324253--