In This Message

Meetings & Workshops
  – No June OLCF User Conference Call
  – ATS Seminar Series: Peter Dueben (Jun 28)
  – 2021 CUDA Training Series (Jul 16, Aug 17, Sep 14)
  – Kokkos Training (Aug 17 & 19)
  – 2021 GPU Hackathons

Upcoming Scheduled Outages
  – HPSS (Jun 29)

Meetings & Workshops

No June OLCF User Conference Call
We will not hold an OLCF User Conference Call in June. The next call will be on Wednesday, July 28. For information on that call, see

ATS Seminar Series: Peter Dueben (June 28)
The next speaker in the Advanced Technologies Section’s virtual Seminar Series will be Peter Dueben of the European Centre for Medium-Range Weather Forecasting with a talk entitled “Machine Learning for Weather and Climate Predictions.” The webinar will be held from noon until 1 PM (Eastern Time) on Monday, June 28. For more information, please see

2021 CUDA Training Series (Jul 16, Aug 17, Sep 14)
NVIDIA will continue their CUDA Training Series with the webinars listed below. Each webinar will include a presentation and hands-on exercises. Webinars will be held from 1 PM to 3 PM (Eastern Time). More information about these sessions and recordings of previous sessions can be found at

  – CUDA Multithreading with Streams (Friday, July 16) Register here
  – CUDA Multi Process Service (Tuesday, August 17) Register here
  – CUDA Debugging (Tuesday, September 14) Register here

Kokkos Training (August 17 & 19)
OLCF will host a Kokkos workshop on August 17 & 19 from 1:00 PM – 4:30 PM (Eastern Time). This Kokkos workshop is open to developers of ECP applications and software-technology projects who are already using Kokkos and want to port their code to next generation architectures and/or further optimize their code. Attendees are expected to already have some level of experience with Kokkos. The training will focus on performance and will teach attendees how to use Kokkos Tools to profile, tune, and debug code. The first session will cover new features that were added in the recent past. The second session will be hands-on with members of the Kokkos team helping application developers with their own codes. For more information or to register, visit

2021 GPU Hackathons
The 2021 NVIDIA GPU Hackathon series is now open. Events that will be supported by the OLCF (computing resources, mentors, etc.) are marked with the OLCF logo at The final OLCF-supported (virtual) hackathons will be the OLCF Hackathon which will be held on October 18 & 25-27. The deadline to apply is August 18.

Upcoming Scheduled Outages

  • HPSS will be unavailable form 7:00 AM until 4:00 PM on Tuesday, June 29.