On Fri, 10 May 2019 at 13:48, Sameh M. Abdulah <sameh.abdu...@kaust.edu.sa> wrote: > Hi, > > I have a C package which includes the usage of the StarPU runtime system to > allow running my code on different HW architectures. I included this to an > R-package and I found that R is using only one core and all the thread > initiated by the runtime system is assigned to a single core which impacted > the performance. I used Sys.setenv(KMP_AFFINITY= "disabled") to disable the > default affinity and this helps to allow the runtime system to use > all available cores. However, even I gained speedup, the R package is still > 5X slower than the C package. Could anyone help me to understand the problem > better?
Is this package publicly available somewhere? Iñaki ______________________________________________ R-package-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-package-devel
