[Rd] openblas

Ralf Stubner r@||@@tubner @end|ng |rom d@q@n@@com
Wed May 8 18:00:04 CEST 2019

On 08.05.19 09:34, Iñaki Ucar wrote:
> On Wed, 8 May 2019 at 04:52, Peter Langfelder
> <peter.langfelder using gmail.com> wrote:
>> (CCing the R-devel list, maybe someone will have a better answer.)
>> To be honest, I don't know how to. I wasn't able to configure R to use
>> OpenBLAS using the configure script and options on my Linux Fedora system.
>> I configure it without external BLAS, then replace the libRblas.dylib (.so
>> in my case) with a link to the OpenBLAS dynamic link library.
> R on Fedora uses openblas by default since Fedora 23. In fact, there's
> a specific package, openblas-Rblas, that provides libRblas.so.

AFAIK a single-threaded OpenBLAS is used. When compiling R from source
on a CentOS system I have used the configure option
'--with-blas="-lopenblasp"' to link with the pthread version of OpenBLAS.


Ralf Stubner
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