Höchstleistungsrechenzentrum Stuttgart: Shared memory parallelization with OpenMP

Prerequisites and content levels

Prerequisites:

Familiarity with Linux and Linux editors is recommended.
Basics/principles of programming (in C, C++ or Fortran).
For doing the hands-on labs all you need is a C/C++ or Fortran compiler and a recent MPI library. Participants can choose between using their own laptops or any system they have access to that provides these, it's even possible to do the exercises in Google Colab. Alternatively, participants can ask for a training user account at the VSC for the duration of the course.

Content levels:

Basic: 6 hours
Intermediate: 4 hours
Advanced: 2 hours

Learn more about course curricula and content levels.

Instructors

Lukas Einkemmer and Philipp Gschwandtner (lectures+practicals; University of Innsbruck),
Claudia Blaas-Schenner and David Fischak (practicals only; VSC Research Center, TU Wien)

Agenda

1st day

08:45 Join online
09:00 Welcome
09:10 Introduction to modern hardware (talk)
10:10 An overview of OpenMP (talk)
10:35 Coffee
10:50 OpenMP programming and execution model (talk+practical)
12:30 Lunch
13:30 OpenMP worksharing directives (talk+practical)
15:00 Coffee
15:15 More OpenMP (talk+practical)
16:00 Summary (talk) + Q & A
16:30 End of first day

2nd day

08:45 Join online
09:00 How to write correct OpenMP programs (talk)
09:30 Intel Inspector XE (demo+practical)
10:30 Coffee
10:45 How to write efficient OpenMP programs (talk)
11:00 Heat equation (talk+practical)
12:30 Lunch
13:30 Heat equation (practical — continued)
14:00 Vectorization with OpenMP (talk)
14:25 Thread affinity in OpenMP (talk)
15:00 Coffee
15:15 The taskloop directive (talk+practical)
16:30 End of second day (course)

Handout

A link to the course material (slides and exercises) will be available at course start

Registration Information

Please register via the PRACE registration page with your official e-mail address to prove your affiliation.

events.prace-ri.eu/event/1350/registrations/997/

Registration period is from 15 February 2022 to 7 April 2022, and follows the "first come – first served" principle. For the online course we can take a maximum of 40 persons. Additional registrations will be added to a waiting list.

Contact

Claudia Blaas-Schenner, training(at)vsc.ac.at

Official course URL(s)

https://www.hlrs.de/training/2022/VSC1 or https://vsc.ac.at/training/2022/OpenMP (at VSC)

Further courses

See the training overview and the Supercomputing Academy pages.

https://vsc.ac.at/training (at the VSC Research Center, TU Wien)