Interactive Apps
We currently offer JupyterLab, RStudio Server on Laguna OnDemand.
0.0.1 Starting an interactive session
To start an interactive session in OnDemand, select the application you want to use from the Interactive App dropdown menu at the top of the OnDemand dashboard or from the widget on the homepage.
Once you select an application, the session creation page will appear.
Customize your interactive session using the form fields.
If you would like to receive an email notification when your session starts, check the corresponding checkbox at the end of the form. Otherwise, click Launch to launch your session:
This will schedule your session in the Slurm queue. You will be taken to the My Interactive Sessions page, where your session is highlighted in blue with a status of “Starting” or “Queued”:
When your session is ready to use, you will see it highlighted in green with a status of “Running”:
RStudio Server sessions will include a username and password for you to use to log in to RStudio:
Click Connect for JupyterLab and RStudio Server to open your session in a new browser tab.
0.0.1.1 Managing your interactive sessions
You can view all of your OnDemand interactive sessions by selecting My Interactive Sessions in the main OnDemand menu. Each session will include the following information:
- Host: Clicking the host will open a shell with access to the node that your session is running on.
- Created at: The date and time the session was created.
- Time Remaining: The time remaining for your session, based on the number of hours you specified when creating the session.
- Session ID: Clicking the session ID will open the file directory for the session, which contains configuration files, logs, and scripts for your app session.
- Username/Password (RStudio only): The credentials to use when logging in to RStudio Server.
If you no longer need an interactive session, you can delete it using the red Delete button.