This lesson is in the early stages of development (Alpha version)

Using VNC and IDL on Supercomputing Wales: Glossary

Key Points

Setting up
Running IDL programs
  • IDL must be loaded through a module

  • We should run computationally intensive things on a compute node, not a login node.

  • Where possible we should wrap things into batch jobs that can run without user intervention.

Using VNC
  • VNC lets us see the graphical output from a remote system.

  • To connect to VNC on Sunbird we need to use an SSH tunnel due to firewall restrictions.

  • The VNC server needs to be started from an SSH session.

  • Programs using the VNC session will keep running when we disconnect.

A Solarsoft IDL example
  • Use a slurm batch job to run your code on a compute node

  • Copy data back to your own computer with an SCP or SFTP such as Filezilla

Glossary

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