Streaming Optimised Scientific Software: an Introduction to EESSI

Tue 5 December 2023 (14:30-16:30 CET)

Instructors

• Alan O’Cais (he/him, CECAM/University of Barcelona, @ocaisa, alan.ocais@cecam.org)
• Kenneth Hoste (Ghent University, @boegel, kenneth.hoste@ugent.be)
• Thomas Röblitz (University of Bergen, @trz42, Thomas.Roblitz@uib.no)

General information

This HackMD: https://hackmd.io/@multixscale/CASTIEL2
(to edit use https://hackmd.io/@multixscale/CASTIEL2/edit?both)

For the tutorial

• Create an account for hands-on: https://mokey.cluster.eessi.science/auth/signup
  • Keep a record of your password!
  • lowercase usernames only
  • "Reset password" link does not work, instead raise any login problem in Slack (see below to connect to Slack)
• Access the tutorial system
  • Access via ssh or web browser (pick one and stick to it!)
    • Shell access: ssh <username>@cluster.eessi.science
      • Use login node for hands-on, it has only 16 cores but should be fine to share for small group
    • Via browser: https://cluster.eessi.science
      • Make sure to change default “Time” to 2 hours, increase number of cores to 2 and 4GB RAM
• Tutorial slides (PDF)
• EESSI demo GitHub repo: https://github.com/EESSI/eessi-demo
  git clone https://github.com/EESSI/eessi-demo.git
• EESSI workflow demo GitHub repo: https://github.com/EESSI/eessi-nextflow-example
  git clone https://github.com/EESSI/eessi-nextflow-example.git
• EESSI documentation

Communicating with us

It's preferred to use Slack so that you can also join the EESSI community (and have quick access to all those using and contributing to EESSI!):

• To join the EESSI Slack: https://join.slack.com/t/eessi-hpc/shared_invite/zt-1wqy0t8g6-PZJTg3Hjjm5Fm3XEOkzECg .
• For posting questions or comments related to the tutorial, we strongly prefer you to join the #eessi-tutorial channel in the EESSI Slack (direct link: https://eessi-hpc.slack.com/archives/C068ACS7XK8 )

Feedback

• Workshop feedback form: https://form.typeform.com/to/qaXPPdc3

EESSI repositories

• pilot: used for today's tutorial, not recommended for production

  ​​source /cvmfs/pilot.eessi-hpc.org/versions/latest/init/bash
  

• production EESSI repository: fairly new, has less software, doesn't include what's assumed by EESSI demos

  ​​source /cvmfs/software.eessi.io/versions/versions/2023.06/init/bash
  

Code of conduct

During this tutorial, we strive to follow the Contributor Covenant Code of Conduct
to foster an inclusive and welcoming environment for everyone.

In short:

• Use welcoming and inclusive language
• Be respectful of different viewpoints and experiences
• Gracefully accept constructive criticism
• Focus on what is best for the community
• Show courtesy and respect towards other community members

Questions, answers, discussion and information

• Ask a question like this
  • …and someone will answer like this!