[Numpy-discussion] MKL and OpenBLAS

Sturla Molden sturla.molden at gmail.com
Sun Jan 26 18:01:52 EST 2014


Julian Taylor <jtaylor.debian at googlemail.com> wrote:
 
> the use of gnu openmp is probably be the problem, forking and gomp is
> only possible in very limited circumstances.
> see e.g. https://github.com/xianyi/OpenBLAS/issues/294
> 
> maybe it will work with clangs intel based openmp which should be coming
> soon.
> the current workaround is single threaded openblas, python3.4 forkserver
> or use atlas.


Yes, it seems to be a GNU problem:

http://bisqwit.iki.fi/story/howto/openmp/#OpenmpAndFork

This Howto also claims Intel compilers is not affected. 

:)

Sturla




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