Atlas compilation

[Brooks Davis]

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.

-- Brooks

-- 
Any statement of the form "X is the one, true Y" is FALSE.
PGP fingerprint 655D 519C 26A7 82E7 2529  9BF0 5D8E 8BE9 F238 1AD4
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 189 bytes
Desc: not available
Url : http://lists.freebsd.org/pipermail/freebsd-ports/attachments/20041013/bf9f3ef6/attachment.bin