Update slurm-quick-start.md

docs/biohpc/slurm-quick-start.md

@@ -15,10 +15,15 @@ From a command line, run the following lines, logout, then back in, and hencefor
 
 ```bash
 echo 'export SLURM_CLUSTERS="cbsueccosl01"' >> $HOME/.bash_profile
+```
+
+In the following, replace `netid` with your actual NetID. 
+
+
+```bash
 echo [email protected] >> $HOME/.forward
 ``` 
 
-(replace your `netid` in the second command).
 
 ### Enabling software via `module`
 
@@ -59,6 +64,28 @@ If you need a specific node, use
 srun -w cbsueccoXX --pty bash -l
 ```
 
+## Interactive GUI jobs
+
+You should be able to get interactive GUI jobs (Stata, MATLAB) to work as follows:
+
+```bash
+salloc -N 1 
+ssh -X $SLURM_NODELIST /usr/local/stata18/xstata
+```
+
+or 
+
+```bash
+salloc -N 1 
+ssh -X $SLURM_NODELIST /local/opt/MATLAB/R2023a/bin/matlab
+```
+
+:::{warning}
+
+It is technically feasible to login to each node without using SLURM. However, this confuses the job scheduler. Do not abuse this, exclusion from use of the cluster may be the consequence.
+
+:::
+
 ## To see running jobs
 
 ```
@@ -77,4 +104,4 @@ where the ID can be gleaned from the `squeue` command.
 
 ## Additional information
 
-- [https://biohpc.cornell.edu/lab/SLURM-on-demand.htm](https://biohpc.cornell.edu/lab/SLURM-on-demand.htm)
+- [https://biohpc.cornell.edu/lab/SLURM-on-demand.htm](https://biohpc.cornell.edu/lab/SLURM-on-demand.htm)