Frontier: Exploring Exascale the System Architecture of the First Exascale Supercomputer

Scott Atchley, Christopher Zimmer, John Lange, David Bernholdt, Veronica Melesse Vergara, Thomas Beck, Michael Brim, Reuben Budiardja, Sunita Chandrasekaran, Markus Eisenbach, Thomas Evans, Matthew Ezell, Nicholas Frontiere, Antigoni Georgiadou, Joe Glenski, Philipp Grete, Steven Hamilton, John Holmen, Axel Huebl, Daniel JacobsonWayne Joubert, Kim McMahon, Elia Merzari, Stan Moore, Andrew Myers, Stephen Nichols, Sarp Oral, Thomas Papatheodore, Danny Perez, David M. Rogers, Evan Schneider, Jean Luc Vay, P. K. Yeung

Research output: Chapter in Book/Report/Conference proceedingConference contribution

13 Scopus citations

Abstract

As the US Department of Energy (DOE) computing facilities began deploying petascale systems in 2008, DOE was already setting its sights on exascale. In that year, DARPA published a report on the feasibility of reaching exascale. The report authors identified several key challenges in the pursuit of exascale including power, memory, concurrency, and resiliency. That report informed the DOE's computing strategy for reaching exascale. With the deployment of Oak Ridge National Laboratory's Frontier supercomputer, we have officially entered the exascale era. In this paper, we discuss Frontier's architecture, how it addresses those challenges, and describe some early application results from Oak Ridge Leadership Computing Facility's Center of Excellence and the Exascale Computing Project.

Original languageEnglish (US)
Title of host publicationProceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis, SC 2023
PublisherAssociation for Computing Machinery, Inc
ISBN (Electronic)9798400701092
DOIs
StatePublished - Nov 12 2023
Event2023 International Conference for High Performance Computing, Networking, Storage and Analysis, SC 2023 - Denver, United States
Duration: Nov 12 2023Nov 17 2023

Publication series

NameProceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis, SC 2023

Conference

Conference2023 International Conference for High Performance Computing, Networking, Storage and Analysis, SC 2023
Country/TerritoryUnited States
CityDenver
Period11/12/2311/17/23

All Science Journal Classification (ASJC) codes

  • Computer Networks and Communications
  • Computer Science Applications

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