[Numpy-discussion] performance matrix multiplication vs. matlab

Gabriel Beckers beckers at orn.mpg.de
Sun Jun 7 05:52:09 EDT 2009

OK, perhaps I drank that beer too soon... 

Now, numpy.test() hangs at:

test_pinv (test_defmatrix.TestProperties) ... 

So perhaps something is wrong with ATLAS, even though the building went
fine, and "make check" and "make ptcheck" reported no errors.


On Sun, 2009-06-07 at 10:20 +0200, Gabriel Beckers wrote: 
> On Sat, 2009-06-06 at 12:59 -0400, Chris Colbert wrote:
> > ../configure -b 64 -D c -DPentiumCPS=2400 -Fa  -alg -fPIC
> > --with-netlib-lapack=/home/your-user-name/build/lapack/lapack-3.2.1/Lapack_LINUX.a
> Many thanks Chris, I succeeded in building it.
> The configure command above contained two problems that I had to correct
> to get it to work though. 
> In case other people are trying this, I used:
> ../configure -b 32 -D c -DPentiumCPS=1800 -Fa alg -fPIC
> --with-netlib-lapack=/home/your-user-name/build/lapack/lapack-3.2.1/lapack_LINUX.a
> That is (in addition to the different -b switch for my 32-bit machine
> and the different processor speed): the dash before "alg" should be
> removed, and "Lapack_LINUX.a" should be "lapack_LINUX.a".
> Gabriel
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