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NAISS Training Newsletter

No 48, 7 November 2025

In this newsletter we advertise a wide variety of NAISS training events, scheduled for the autumn term.

An overview on our events is available on the NAISS training page (NAISS).

Overview

NAISS training

  • Online workshop: Log in and Transfer Files to/from HPC Clusters, 14 November, 2025
  • Online hackathon: Bianca In-Depth: Improve Your Handling of Sensitive Research Data, 18 November, 2025
  • Online workshop series: Large Language Model Workshop, 19-21 Nov 2025
  • Online training seminar: Running jobs on clusters, 25 November 2025
  • Online workshop: Introduction to Python and Using Python in an HPC environment, 27 Nov, 28 Nov, Dec 1, Dec 2
  • Online training seminar: Introduction seminar for Alvis users, 3 Dec 2025

CodeRefinery event

  • Online course: Python for Scientific Computing, 25-27 November 2025

Online interactive support and discussion forum

  • NAISS Zoom-in - a virtual open-house, 13 November from 14:00 until 15:00

Berzelius event

  • Online training event: “Getting Started with Berzelius: Essential Commands”, 11 Nov 2025 at 10:00

LUMI event

  • Online training: Python for HPC 2, 19 November 2025

ENCCS events

  • Webinars: Introduction to GPU programming, 18 - 20 November
  • Online workshop: GPU programming: when, why and how?  25 - 27 November
  • Online workshop: GENE/GENE-X User Training and Tutorial, 12 -16 January

NAISS training

Online workshop: Log in and Transfer Files to/from HPC Clusters, 14 November, 2025

In this 3-hour workshop you learn to transfer files to and from Swedish academic HPC clusters. We will cover graphical as well as terminal tools and you will work highly interactively. A log in session will be included as well. At the end of the day, you should be comfortable in transferring files between your local computer and a cluster and cross-clusters, and choosing the right tools for your use cases.

The workshop is intended for beginner users but with some Linux experience. You do not need to be a member of a NAISS project in order to join the workshop. A course project on one of the NAISS clusters will be available to those.

When: Friday, November 14, 2025

Where: online via Zoom

For more information and registration, please visit the file transfer workshop page (UPPMAX).

Online hackathon: Bianca In-Depth: Improve Your Handling of Sensitive Research Data, 18 November, 2025

Are you already working with sensitive data in your research and feel that your workflows can be improved? If yes, welcome to 1-day hackathon where you'll learn smarter ways of working on the Bianca cluster. We will tell you how to do file transfer from a terminal, advanced Slurm, and installing custom software and packages.

To attend this event, we expect you to be able to login to Bianca, submit a simple Slurm batch job, and know the basics of file transfer. A NAISS-SENS course project will be available to all participants.

When: Tuesday, November 18, 9.00-16.00

Where: online via Zoom

For more information and registration please visit the Bianca hackathon page.

Online workshop series: LLM Workshop, 19-21 Nov 2025

This 3-day online interactive workshop will focus on the use of Large Language Models on NAISS resources. We will cover how to get started and what performance considerations to make. Participants are expected to have basic familiarity with Python, SLURM, containers and transferring data to/from clusters.

Note that an active account on the NAISS system Alvis is preferred to get the most out of some of the exercises. A limited number of accounts may be provided for the workshop on a first come first serve basis.

Time and date: 19-21 November, 10:00-16:00

More information: LLM workshop page (GitHub)

Registration: LLM workshop page (Chalmers)

Online training seminar: Running jobs on clusters, 25 November 2025

This event explains key features of a contemporary HPC cluster, such as deployed within NAISS and a number of Swedish universities.  It will explain the principles behind the job scheduler and how the scheduler can be used to accomplish your computational work in an efficient manner.  The examples will utilise the SLURM scheduler, which is deployed on the NAISS resources.

The event is organised as an online seminar.  The seminar addresses users who have recently started using HPC systems and prospective users considering using an HPC system in the near future.

Time: 25 November from 9:00 to 12:00

For more information and registration visit the running of jobs seminar page (LUNARC).

Online workshop: Introduction to Python and Using Python in an HPC environment, 27 Nov, 28 Nov, Dec 1, Dec 2

This online 4-day workshop aims to give a brief, but comprehensive introduction to using Python in a Swedish academic High-Performance Computing (HPC) environment. It covers a wide range of levels in using Python and you can decide which days to follow.

If you are a complete beginner, perhaps the first day(s) is sufficient for you, but you may follow the other days as well for inspiration. If you already are a Python programmer you could still benefit from attending the login session the first day.

Date and time: 27 Nov, 28 Nov, Dec 1, Dec 2

More information and registration at the Python introduction workshop page (HPC2N).

Online training seminar: Introduction seminar for Alvis users, 3 Dec 2025

Description: This seminar is for new and prospective users of the NAISS cluster for AI/ML, Alvis. You will learn all that you need to know to get started on the system.

Time: 3 Dec 13:15-15:00

Registration: Alvis training seminar page (Chalmers)

CodeRefinery training

Online course: Python for Scientific Computing, 25-27 November, 2025

Organized by Aalto University, CodeRefinery, and partners

This is a medium-advanced course in Python tools such as NumPy, SciPy, Matplotlib, and Pandas. It is suitable for people who have a basic understanding of basic Python and want to know some internals and important libraries for science. Read the learner personas to see if the course is right for you. Prerequisites include basic programming in Python.

The course streamed via Twitch (the CodeRefinery channel). There is a "Notes" link (collaborative edited notes) which is used for asking questions during the course.

The course is organized by Aalto Scientific Computing in collaboration with CodeRefinery, and multiple Nordic partners.

More information and access to registration at the Python for scientific computing course page (Aalto University).

Online interactive support and discussion forum

NAISS Zoom-in - a virtual open-house, 13 November from 14:00 until 15:00

You are invited to a virtual meeting room.  Inside the meeting room we like to discuss services offered by NAISS and how they can be used for your computational needs, help you process your data and visualise your results.  Participants are highly encouraged to pose their own questions.

We also expect to have experts available from C3SE, HPC2N, LUNARC and Berzeliusto discuss the University operated HPC services at Chalmers, Umeå and Lund University.

The zoom-link will be shared closer to the event.

The following NAISS Zoom-in is planned for the 11th December

Berzelius events

Online training event: “Introduction to the Module System on Berzelius”, 2nd Dec 2025 at 10:00

This training offers a practical introduction to the module system on Berzelius. The session will cover:

  • how to find modules on Berzelius
  • load/unload modules
  • use modules in interactive or batch modes
  • create your own module

Participants will also gain hands-on experience with these commands. By the end of the session, you will be able to navigate the modules system Berzelius confidently and use them effectively for your research.

The online event is open for all current and prospective Berzelius users. Please read the eligibility requirements (NSC) for accessing Berzelius.

Time: 2 Dec 2025, 10:00 - 11:30

For more info and registration, please visit the Berzelius traininge event page (NSC).

LUMI events

Online training: Python for HPC 2, 19 November 2025

This training introduces participants to Python for high-performance computing (HPC), covering Native Code Integration, Dask Distributed, and HPC utilization with Ray. Designed for researchers and developers, the course features hands-on lab sessions to strengthen practical skills and deepen understanding through real-world applications.

For more information and access to registration please visit the Python for HPC 2 page (LUMI AI Factory).

ENCCS events

Please visit the ENCCS event page for more information on all ENCCS training events.

Webinars: Introduction to GPU programming, 18 - 20 November

Abstract: In this webinar series, we provides a practical introduction to GPU programming, designed for developers, researchers, and engineers who are curious about leveraging GPUs for high-performance computing and data-intensive applications. Through three focused webinars, participants will gain a solid understanding of why GPUs matter, the fundamentals of GPU architectures, what kinds of problems they are best suited for, and how to begin using GPU programming models.

Detailed information at the GPU programming webinar page (ENCCS).

Time: Nov. 18-20, each day from 10:00 to 12:00 (CET) (2025)

Online workshop: GPU programming: when, why and how?  25 - 27 November

Abstract: This workshop is a follow-up event of the webinars in the previous week. We will provide a comprehensive description of GPU programming concepts and models, including Directive-based models (OpenACC, OpenMP), Non-portable kernel-based models (CUDA, HIP), Portable kernel-based models (Kokkos, alpaka, OpenCL, SYCL, etc.), High-level language support (Python, Julia), Multi-GPU programming with MPI, Hands-on examples implemented using several models, Notes on preparing code for GPU porting

Detailed information at the GPU programming workshop page (ENCCS).

Time: Nov. 25-27, each day from 9:00 to 12:30 (CET) (2025).

Online workshop: GENE/GENE-X User Training and Tutorial, 12 -16 January

Abstract: This GENE and GENE-X training event offers an in-depth, hands-on introduction to GENE and GENE-X — two state-of-the-art Eulerian gyrokinetic plasma turbulence simulation codes. Both are widely used in the fusion research community. GENE and GENE-X solve the five-dimensional (5D) gyrokinetic equations that govern microturbulence in magnetized plasmas. Although they share the same physics foundation, the two codes serve different modeling needs and follow distinct computational strategies.

This training targets plasma turbulence specialists as well as PhD and Master’s students. It suits participants who want to learn or improve their GENE and GENE-X simulation skills.

Detailed information at the GENE/GENE-X workshop page (ENCCS).

Time: Jan. 12-16, 9:00-17:00 (CET) (2026).