LUC ITS Cluster

There are various computing clusters available to students at Loyola. Take a look first at LUC Computational Resources

Students users need If you are a student, beside an account on the server, you will also need a VPN access to connect to the servers (including mongo1, mongo2, rock, freya, etc.) You need a faculty to request both the account setup and the VPN access for you.

• accounts set up on the server(s)
• to gain authorization from ITS, even though they are on campus

1. How to Access Cluster for First Time

To connect directly, you can open terminal (macOS or Linux) or Powershell / CMD (Windows) and type (replace mongo1 with the server you are connecting to)

ssh username@mongo1.luc.edu

then hit Enter. It will prompt you to enter the password.

2. Linux Command Cheat Sheet

3. Let a job run in the background

1. After you SSH into the server, just run screen. That will take you into a background terminal/session, where one can run a process (without finishing).
2. Then to disconnect, press/type CTRL+A+D. That will disconnect you from the current session, but everything still run.
3. To connect back into the sessions, type screen -r. If you have multiple sessions, then when you type in screen -r, you will see the list of them. In that case you can type in screen -r <PID Number> to connect.
4. Type exit to quit the current session.

4.