[Numpy-discussion] svd + multiprocessing hangs

[Alexander Eberspächer]

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