Atlas compilation

[Kris Kennaway]

On Wed, Oct 13, 2004 at 07:38:44AM -0700, Brooks Davis wrote:
> On Tue, Oct 12, 2004 at 08:48:56AM -0700, Kris Kennaway wrote:
> > On Mon, Oct 11, 2004 at 03:05:20PM +0200, Toyotoshy wrote:
> > > Hallo evrybody,
> > > I'm just a newbie and I'm trying to compile /usr/ports/math/atlas
> > > Compilation started 6 hours ago and:
> > > 
> > > du /usr/ports/math/atlas
> > > ....
> > > 360160  /usr/ports/math/atlas
> > > 
> > > isn't it a bit too much time and space?
> > 
> > No, it's an enormous port.  Depending on how slow your machine is, it
> > may take days to build, or it could be as little as 24 hours.
> 
> Yes, not only does it do a lot of things, but since it is
> Automatically Tuned Linear Algebra Software, it actually compiles
> several versions of each function and runs microbenchmarks on them to
> determine which one to use.  Ideally, you should build it when the
> system is nearly idle to avoid perturbing the results.

Hmm, that probably means the package is useless, right?

Kris
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