[Numpy-discussion] svd + multiprocessing hangs

Alexander Eberspächer alex.eberspaecher@gmail....
Wed Jun 12 14:21:35 CDT 2013


On 06/12/2013 07:27 PM, Julian Taylor wrote:

> I'm guessing you are using openblas?

I can confirm hanging with OpenBLAS using OpenMP.

> there are known hanging problems with openblas and multiprocessing.
> you can work around them by disabling threading in openblas
> (OPENBLAS_NUM_THREADS=1).

This works.

Regards

Alex


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