info on running R

howTo/iridis.md

@@ -39,9 +39,11 @@ To do this:
 
 ## Now what?
 
-You can interactively run R scripts by running R. Or you can run them non-interactively using the `Rscript <yourScript.R>` command. But you probably shouldn't. 
+R: https://hpc.soton.ac.uk/redmine/projects/iridis-4-support/wiki/R
 
-You should submit your commands (e.g. `Rscript myScript.R`) to the Iridis scheduling system so it can balance everyone's needs. You need to [learn how to do this](https://hpc.soton.ac.uk/redmine/projects/iridis-4-support/wiki/Job_submission)...
+After you've [loaded the R module](https://hpc.soton.ac.uk/redmine/projects/iridis-4-support/wiki/R), you can interactively run R scripts by running R. Or you can run them non-interactively using the `Rscript <yourScript.R>` command. But you probably shouldn't. 
+
+Instead you should submit your commands (e.g. `Rscript myScript.R`) to the Iridis scheduling system so it can balance everyone's needs. You need to [learn how to do this](https://hpc.soton.ac.uk/redmine/projects/iridis-4-support/wiki/Job_submission)...
 
 ## How to get your code on Iridis
 
@@ -55,6 +57,10 @@ Sadly Iridis cannot see `J:\ or \\soton.ac.uk\resource\` so you you can't follow
 
 If you [run out of space](https://hpc.soton.ac.uk/redmine/projects/iridis-4-support/wiki/User_account_information_and_limits) in your home folder/directory (100 GB max) you can also put it in a scratch folder which will take 1 TB. But this is not backed-up - so data in there is at risk.
 
+## Adding packages
+
+
+
 ## What you cannot do
 
 Run RStudio. Well OK, you can. But it needs the ssh tunneling and XWindow thing mentioned above. Yeahnah.