Revision as of 14:39, 15 June 2022

MUSE HPC 2022 Workshop #1

Login to ELSA's Open OnDemand web portal with your TCNJ login and password
- Open browser and go to https://ondemand.hpc.tcnj.edu/
- Create your home directory if necessary by following the on-screen instructions

Additional help for this tutorial can be found at Accessing the Cluster via Open OnDemand

Login to the Open OnDemand port if you're not already logged in
Using the Open OnDemand menu, go to Clusters and choose _ELSA OpenHPC Cluster Shell Access
Execute Linux commands at the terminal prompt, e.g. ls
When you are done with the terminal, type exit at the command prompt and close the browser tab.

Additional help for this tutorial can be found at Accessing the Cluster via SSH using Open OnDemand

Open a terminal shell
Add the ELSA tutorial module module add elsa-tutorial
Run the ELSA tutorial setup script elsa-tutorial-setup.sh
Change to elsa-tutorial directory cd elsa-tutorial
Look at the a submit scripts cat submit-serial.sh
Look at the other two submit scripts in the tutorial directory using either cat or the Open OnDemand file browser
Edit the three submit scripts to change the email address to your email address. Use either nano or the Open OnDemand edit file option in the file browser
Run the serial job sbatch submit-serial.sh (this one can take 2-3 minutes to complete)
Run the other two jobs (these run much faster)

Additional help for this tutorial can be found at Submitting Your First HPC Job

Download the zip file from this from
Unpack the zip on your local machine
Make a new folder on in your ELSA cluster home directory (e.g. called workshop1)
Upload at least the mpi-pi-numinteg program (optionally upload the other files) to the folder you created above
Copy the submit-mpi.sh script from the elsa-tutorial folder
Edit the copy making any necessary changes
- Change the command to run from mdart 50000 10000 to mpi-pi-numinteg
- Use 2 nodes with 16 ntasks
Run the job
Review the job.jobnumber.out file

@@ Line 27: / Line 27: @@
 === Hands-On Lab #4 ===
-=== Hands-On Lab #5 ===
+# Download the zip file from this from
+# Unpack the zip on your local machine
+# Make a new folder on in your ELSA cluster home directory (e.g. called <code>workshop1</code>)
+# Upload at least the <code>mpi-pi-numinteg</code> program (optionally upload the other files) to the folder you created above
+# Copy the <code>submit-mpi.sh</code> script from the <code>elsa-tutorial</code> folder
+# Edit the copy making any necessary changes
+#* Change the command to run from <code>mdart 50000 10000</code> to <code>mpi-pi-numinteg</code>
+#* Use 2 nodes with 16 ntasks
+# Run the job
+# Review the job.''jobnumber''.out file