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Related papers: Aurora: Architecting Argonne's First Exascale Supe…

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Advanced ab initio materials simulations face growing challenges as increasing systems and phenomena complexity requires higher accuracy, driving up computational demands. Quantum many-body GW methods are state-of-the-art for treating…

MareNostrum5 is a pre-exascale supercomputer at the Barcelona Supercomputing Center (BSC), part of the EuroHPC Joint Undertaking. With a peak performance of 314 petaflops, MareNostrum5 features a hybrid architecture comprising Intel…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-03-14 Fabio Banchelli , Marta Garcia-Gasulla , Filippo Mantovani , Joan Vinyals , Josep Pocurull , David Vicente , Beatriz Eguzkitza , Flavio C. C. Galeazzo , Mario C. Acosta , Sergi Girona

As we approach the Exascale era, it is important to verify that the existing frameworks and tools will still work at that scale. Moreover, public Cloud computing has been emerging as a viable solution for both prototyping and urgent…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-06-23 Igor Sfiligoi , Frank Wuerthwein , Benedikt Riedel , David Schultz

Deep Neural Networks (DNNs) have been widely deployed for many Machine Learning applications. Recently, CapsuleNets have overtaken traditional DNNs, because of their improved generalization ability due to the multi-dimensional capsules, in…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-01-26 Alberto Marchisio , Muhammad Abdullah Hanif , Muhammad Shafique

The Dynamic PicoProbe at Argonne National Laboratory is undergoing upgrades that will enable it to produce up to 100s of GB of data per day. While this data is highly important for both fundamental science and industrial applications, there…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-08-29 Alexander Brace , Rafael Vescovi , Ryan Chard , Nickolaus D. Saint , Arvind Ramanathan , Nestor J. Zaluzec , Ian Foster

Intel SGX provisions shielded executions for security-sensitive computation, but lacks support for trusted system services (TSS), such as clock, network and filesystem. This makes \textit{enclaves} vulnerable to Iago…

Cryptography and Security · Computer Science 2021-03-01 Hongliang Liang , Mingyu Li , Qiong Zhang , Yue Yu , Lin Jiang , Yixiu Chen

With the announcement that the Aurora Supercomputer will be composed of general purpose Intel CPUs complemented by discrete high performance Intel GPUs, and the deployment of the oneAPI ecosystem, Intel has committed to enter the arena of…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-03-19 Yuhsiang M. Tsai , Terry Cojean , Hartwig Anzt

Searching for geometric objects that are close in space is a fundamental component of many applications. The performance of search algorithms comes to the forefront as the size of a problem increases both in terms of total object count as…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-06-30 D. Lebrun-Grandié , A. Prokopenko , B. Turcksin , S. R. Slattery

We discuss pioneering heat and fluid flow simulations of fusion and fission energy systems with NekRS on exascale computing facilities, including Frontier and Aurora. The Argonne-based code, NekRS, is a highly-performant open-source code…

Computational Engineering, Finance, and Science · Computer Science 2024-10-01 Misun Min , Yu-Hsiang Lan , Paul Fischer , Elia Merzari , Tri Nguyen , Haomin Yuan , Patrick Shriwise , Stefan Kerkemeier , Andrew Davis , Aleksandr Dubas , Rupert Eardly , Rob Akers , Thilina Rathnayake , Tim Warburton

With the advent of the Exascale capability allowing supercomputers to perform at least $10^{18}$ IEEE 754 Double Precision (64 bits) operations per second, many concerns have been raised regarding the energy consumption of high-performance…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-05-12 Tobias Fischbach , Emmanuel Kieffer , Pascal Bouvry

Turning the current experimental plasma accelerator state-of-the-art from a promising technology into mainstream scientific tools depends critically on high-performance, high-fidelity modeling of complex processes that develop over a wide…

Accelerator Physics · Physics 2018-12-26 J. -L. Vay , A. Almgren , J. Bell , L. Ge , D. P. Grote , M. Hogan , O. Kononenko , R. Lehe , A. Myers , C. Ng , J. Park , R. Ryne , O. Shapoval , M. Thevenet , W. Zhang

URANOS is a newly developed 3D neutron transport Monte-Carlo code from thermal to fast energy domains. It was originally developed for the CASCADE detector. The purpose of this simulation program is to provide a fast computational workflow…

Computational Physics · Physics 2025-12-24 Markus Köhli , Martin Schrön , Steffen Zacharias , Ulrich Schmidt

This paper introduces the Exascale Grid Optimization (ExaGO) toolkit, a library for solving large-scale alternating current optimal power flow (ACOPF) problems including stochastic effects, security constraints and multi-period constraints.…

Systems and Control · Electrical Eng. & Systems 2022-03-22 Shrirang Abhyankar , Slaven Peles , Tamara Becejac , Jesse Holzer , Asher Mancinelli , Cameron Rutherford

We aim to implement a Big Data/Extreme Computing (BDEC) capable system infrastructure as we head towards the era of Exascale computing - termed SAGE (Percipient StorAGe for Exascale Data Centric Computing). The SAGE system will be capable…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-05-03 Sai Narasimhamurthy , Nikita Danilov , Sining Wu , Ganesan Umanesan , Stefano Markidis , Sergio Rivas-Gomez , Ivy Bo Peng , Erwin Laure , Dirk Pleiter , Shaun de Witt

The modern trend in High-Performance Computing (HPC) involves the use of accelerators such as Graphics Processing Units (GPUs) alongside Central Processing Units (CPUs) to speed up numerical operations in various applications. Leading…

Mathematical Software · Computer Science 2025-07-25 Giulio Malenza , Giovanni Stabile , Filippo Spiga , Robert Birke , Marco Aldinucci

The Crossroads supercomputer was designed to simulate some of the most complex physical devices in the world. These simulations routinely require 1/2 petabyte or more of system memory running on thousands of compute nodes for months at a…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-11-11 Galen M. Shipman , Sriram Swaminarayan , Gary Grider , Jim Lujan , R. Joseph Zerr

It has been clearly identified that I/O is one of the bottleneck to extend application for the exascale era. New concepts such as 'in transit' and 'in situ' visualization and analysis have been identified as key technologies to circumvent…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-11-13 Loic Strafella , Damien Chapon

Using cloud Database as a Service (DBaaS) offerings instead of on-premise deployments is increasingly common. Key advantages include improved availability and scalability at a lower cost than on-premise alternatives. In this paper, we…

Databases · Computer Science 2024-12-05 Alex Depoutovitch , Chong Chen , Jin Chen , Paul Larson , Shu Lin , Jack Ng , Wenlin Cui , Qiang Liu , Wei Huang , Yong Xiao , Yongjun He

The architecture of Exascale computing facilities, which involves millions of heterogeneous processing units, will deeply impact on scientific applications. Future astrophysical HPC applications must be designed to make such computing…

Instrumentation and Methods for Astrophysics · Physics 2017-12-04 D. Goz , L. Tornatore , G. Taffoni , G. Murante

Driven by human ingenuity and creativity, the discovery of super-resolution techniques, which circumvent the classical diffraction limit of light, represent a leap in optical microscopy. However, the vast space encompassing all possible…

Optics · Physics 2024-12-17 Carla Rodríguez , Sören Arlt , Leonhard Möckl , Mario Krenn