Technology

When the US Department of Energy’s (DOE’s) new exascale supercomputer, Frontier, completes installation at Oak Ridge National Laboratory (ORNL) in 2021, it will debut as a landmark in high-performance computing …
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Staff members at the Oak Ridge Leadership Computing Facility (OLCF) have replaced the center’s Rhea data analysis cluster with a brand-new AMD-based system dubbed Andes.

For 6 faithful years, Rhea …
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The Computing and Computational Sciences Directorate is home to VISTA: ORNL’s Visual Informatics for Science and Technology Advances (VISTA) Lab. The mission of VISTA is to improve domain experts’ ability to explore …
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This story is the fourth in a series called “Data Matters,” a collection of features dedicated to exploring the relevance of data for scientific advancement and exploration at the Oak …
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The Oak Ridge Leadership Computing Facility (OLCF) has upgraded its Arm-based test system, Wombat, equipping it with the HPE Apollo 80 system that uses the same processor architecture found in …
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In the past, users of the supercomputing resources at the Oak Ridge Leadership Computing Facility (OLCF) have accessed information about their computing projects through a static portal that provides metrics …
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As head of the High-Performance Computing (HPC) Infrastructure Operations Group in the National Center for Computational Science (NCCS) at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL), …
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Computational scientists at the Oak Ridge Leadership Computing Facility (OLCF) are using the power of NVIDIA GPU computing and BlazingSQL, a new engine for GPU-accelerated queries using the SQL language, …
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With every new generation of supercomputer that arrives at the nation’s leadership computing facilities also comes an inevitable learning curve as computational scientists get acclimated to unfamiliar systems. Software bugs …
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Scientists at NASA aim to one day land giant payloads on Mars, but safely descending passengers, flight crew, and other equipment in an atmosphere much thinner than Earth’s poses a …
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Companies that design the networks that allow compute systems to share information often rely on certain benchmarks to test how well their networks perform.

But the traditional benchmarks that measure …
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The computational scientists who run codes on the massively powerful supercomputers at the Oak Ridge Leadership Computing Facility (OLCF) are working on solving some of the world’s most challenging problems. …
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Revisiting an engine concept first proposed in the 1950s, researchers at the University of Michigan (UM) are conducting trailblazing research that may finally unlock its potential for ultra-high-efficiency propulsion and …
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The National Center for Computational Sciences (NCCS) and Oak Ridge Leadership Computing Facility (OLCF) house some of the world’s fastest high-performance computing resources. Located at the US Department of Energy’s …
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For the first time ever and using only a fraction of its processing power, an Oak Ridge National Laboratory (ORNL) supercomputer has entered the Graph500 ranking, a list published twice …
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The large scientific simulations users at the Oak Ridge Leadership Computing Facility (OLCF) run on the center’s IBM AC922 Summit supercomputer almost always require other attendant tasks to fully realize …
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