[Numpy-discussion] Matlab/Numeric/numarray benchmarks
jmiller at stsci.edu
Thu Jan 6 12:25:43 CST 2005
> >I ported dotblas yesterday and checked it into numarray CVS yesterday
> >afternoon. I fixed the last doctest artifact and re-arranged a little
> >this morning.
> I just checked out the 1.2a CVS and am getting the same result I did
> before, with matrix multiplies about a factor of 7 slower in numarray
> than numeric.
>>> import numarray.dotblas as db
1 # 0 means the import fails
>>> import numarray._dotblas
and the traceback should identify the problem.
> Now, I'm building with the Absoft compiler, and am
> wondering if some glitch in the build process is causing ATLAS not to be
> used. How did Simon Burton get the list of libraries loaded by python
> after importing numarray? I should check that next.
> By the way, libg2c still needs to be linked against with the Absoft
> compiler; add 'g2c' to 'lapack_libs' between 'atlas' and 'f90math'.
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