search for: blas_lapack

Dear list, What is the recommended incantation on Fedora 32 to swap out the openblas BLAS that the packaged (rpm) version of R-core installs for ATLAS? I'm running into some problems with some big models I want to fit using the mgcv package, and openblas is apparently not thread safe and is causing problems. I have the following installed: $ dnf list installed | grep ^R R-core.x86_64

...ays prepend that override to R and Rscript. If you remove the > link in your home, it will default to system's openblas. If you point > it to another BLAS implementation, it will pick it up. > > Hope it helps. > > [1] https://fedoraproject.org/w/index.php?title=PackagingDrafts:BLAS_LAPACK > > > If anyone is interested, the issue Simon Wood reports with openblas > > and *mgcv* is: > > > > Issues: > > > > ** openblas 0.3.x x<7 is not thread safe if itself compiled for single thread > > use and then called from multiple threads (unlike...

...alias in your .bashrc to always prepend that override to R and Rscript. If you remove the link in your home, it will default to system's openblas. If you point it to another BLAS implementation, it will pick it up. Hope it helps. [1] https://fedoraproject.org/w/index.php?title=PackagingDrafts:BLAS_LAPACK > If anyone is interested, the issue Simon Wood reports with openblas > and *mgcv* is: > > Issues: > > ** openblas 0.3.x x<7 is not thread safe if itself compiled for single thread > use and then called from multiple threads (unlike the reference BLAS, say). > 0.2....

...and Rscript. If you remove the > > link in your home, it will default to system's openblas. If you point > > it to another BLAS implementation, it will pick it up. > > > > Hope it helps. > > > > [1] https://fedoraproject.org/w/index.php?title=PackagingDrafts:BLAS_LAPACK > > > > > If anyone is interested, the issue Simon Wood reports with openblas > > > and *mgcv* is: > > > > > > Issues: > > > > > > ** openblas 0.3.x x<7 is not thread safe if itself compiled for single thread > > > use and t...