home.md

@@ -1482,6 +1482,14 @@ You can load R with one of the modules:
 * statistical/R/4.0.0/gcc.8.3.1
 * statistical/RStudio/1.2.5033/gcc-8.3.1
 
+Unfornately, "R" is not very efficient when running on a HPC cluster. Basically every R instance is running on only 1 core.
+To make you R program to run parallel and more efficient, we have installed for now the following libraries:
+
+* Rmpi
+* snow
+* snowfall
+* parallel
+
 ### FSLeyes
 [See:Programs that can run with "vglrun"](https://git.lumc.nl/shark/shark-centos-slurm-user-guide/-/wikis/home#programs-that-can-run-with-vglrun)