Access to Karolina

Service scope
A course dedicated to the access to supercomputer KAROLINA.
Service description

This course is dedicated to the most powerful Czech supercomputer KAROLINA. Participants will learn about its architecture and key parameters, how to access IT4Innovations resources, how to run jobs and how to use the GPU accelerated partition. 

The course is taking place on-line. Zoom meeting details will be sent prior to the event to all registered participants.

Detailed agenda

9:00 - 9:30 About IT4I 

  • Who we are

  • HPC resources and related infrastructure

  • Who are our users and what they compute

  • Overview of provided services

  • Opportunities for cooperation

9:30 - 10:30 Introduction of the Karolina supercomputer 

  • Architecture and key parameters

  • Universal partition

  • Accelerated partition

  • Data analytics partition

  • Cloud partition

  • Network

  • Scratch and Project storages

  • Performance

10:45 - 12:00 How to access the IT4I computational resources

  • Access mechanisms

  • How to submit an application for computational resources

  • Evaluation of application

  • Account creation request

  • First login to the IT4I HPC resources (guided examples)

  • Computing environment and available software libraries and tools (guided examples) 

13:00 - 14:30 The use of the IT4I infrastructure 

  • HPC resources allocation, PBS, hyperqueue (guided examples)

  • Scratch and Project storages (guided examples)

  • Special tools (Nodes availability overview, ...) (guided examples)

  • How to run jobs (guided examples)

14:45 - 16:00 Technical features and the use of GPU accelerated partition 

  • Comparison of Karolina with Barbora and Salomon, NUMA architecture

  • GPU accelerated partition and how to use it (guided examples)

  • Singularity - creating, launching, and simple operations with containers (guided examples)


Type of methodology: lecture with live demonstartions

Participants receive the certificate of attendance: Yes, if requested.

Paid training activity for participants: No, it's free of charge.

Participants prerequisite knowledge: No prerequisite knowledge.


Potential users
Scientific Domain
All domains / Not applicable
Training events
Online training
Service Start
Service End
Service valid until
Research and Academia
Location category
Technical Domain
Online, live
Castiel and EuroCC