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HPC

ALCC Program Awards Nearly 6 Million Summit Node Hours across 31 Projects
4 months ago

ALCC Program Awards Nearly 6 Million Summit Node Hours across 31 Projects

By  •  4 months ago  •  Science

Each year, researchers are awarded computing hours at the Oak Ridge Leadership Computing Facility (OLCF)—a US Department of Energy (DOE) Office of Science User Facility located at DOE’s Oak Ridge …
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Cracking the Linux Code with the OLCF’s Ketan Maheshwari
5 months ago

Cracking the Linux Code with the OLCF’s Ketan Maheshwari

By  •  5 months ago  •  People

The Linux operating system is used to run processes both on the Oak Ridge Leadership Computing Facility’s (OLCF’s) Summit—the world’s most powerful and smartest supercomputer—and on other systems such as …
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Eight Teams Successfully Running on First NVIDIA and Arm Test Bed, Wombat at the OLCF
11 months ago

Eight Teams Successfully Running on First NVIDIA and Arm Test Bed, Wombat at the OLCF

By  •  11 months ago  •  Technology

Alongside the regular high-performance computing (HPC) resources at supercomputing centers are test beds, small computing clusters that offer HPC experts a chance to explore new architectures before they are considered …
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Igniting a New Class of Combustion Research
1 year ago

Igniting a New Class of Combustion Research

By  •  1 year ago  •  Featured, Science

In a farewell nod to Titan, scheduled to be decommissioned in August 2019, we present a short series of features highlighting some of Titan’s impactful contributions to scientific research.

The …
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ALCC Program Awards 6 Million Hours on OLCF Resources
1 year ago

ALCC Program Awards 6 Million Hours on OLCF Resources

By  •  1 year ago  •  Featured, Science

Each year, researchers are awarded computing hours at the Oak Ridge Leadership Computing Facility (OLCF)—a US Department of Energy (DOE) Office of Science User Facility located at DOE’s Oak Ridge …
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Farewell, Titan
1 year ago

Farewell, Titan

By  •  1 year ago  •  Featured, Technology

The Cray XK7 Titan supercomputer operated by the Oak Ridge Leadership Computing Facility (OLCF) at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) will be decommissioned on …
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ORNL Staff Plug into Tech Day
1 year ago

ORNL Staff Plug into Tech Day

By  •  1 year ago  •  People

Last month, the US Department of Labor’s (DOL’s) Tech Day 2019 put federal agencies’ emerging technologies on display for the public, highlighting developments in 3D printing, cybersecurity, virtual reality, and …
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On the Verge of Exascale, the World’s Fastest Petascale System Points the Way
2 years ago

On the Verge of Exascale, the World’s Fastest Petascale System Points the Way

By  •  2 years ago  •  Featured, Technology

On May 7, the US Department of Energy (DOE) announced the Frontier exascale supercomputer is slated for delivery in 2021 at DOE’s Oak Ridge National Laboratory (ORNL). While researchers who …
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No Scaling Back: DOE, Cray, AMD to Bring Exascale to ORNL
2 years ago

No Scaling Back: DOE, Cray, AMD to Bring Exascale to ORNL

By  •  2 years ago  •  Featured, Science

OAK RIDGE, Tenn., May 7, 2019 – The U.S. Department of Energy today announced a contract with Cray Inc. to build the Frontier supercomputer at Oak Ridge National Laboratory, which …
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Science at Exascale: Tracing the Origins of Matter in Star Explosions
2 years ago

Science at Exascale: Tracing the Origins of Matter in Star Explosions

By  •  2 years ago  •  Science

Frontier is an exascale computer planned for delivery at the Oak Ridge Leadership Computing Facility in 2021. The system will support a wide range of scientific applications for advanced modeling …
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CAAR Accepting Application Team Proposals for Frontier System
2 years ago

CAAR Accepting Application Team Proposals for Frontier System

By  •  2 years ago  •  Featured, Science

As details about the Frontier supercomputer emerge, the US Department of Energy’s (DOE’s) Oak Ridge Leadership Computing Facility (OLCF) is seeking partnerships with select applications teams to develop scientific applications …
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New Geometric Model Improves Predictions of Fluid Flow in Rock
2 years ago

New Geometric Model Improves Predictions of Fluid Flow in Rock

By  •  2 years ago  •  Featured, Science

Deep beneath the Earth’s surface, oil and groundwater percolate through gaps in rock and other geologic material. Hidden from sight, these critical resources pose a significant challenge for scientists seeking …
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Network Enhancement Strengthens Ties Between OLCF, ESnet
2 years ago

Network Enhancement Strengthens Ties Between OLCF, ESnet

By  •  2 years ago  •  Technology

If data is the lifeblood of a scientific computing center, a resilient network can be the difference between new discoveries and costly service disruptions.

In November 2018, staff at the …
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A Sneak Peek at 19 Science Simulations for the Summit Supercomputer in 2019
2 years ago

A Sneak Peek at 19 Science Simulations for the Summit Supercomputer in 2019

By  •  2 years ago  •  Featured, Science

This month, Summit Early Science Program users are starting to work on some of the world’s toughest science problems on its most powerful supercomputer: the 200-petaflop, IBM AC922 Summit system …
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Ready for Science: Summit Completes System Acceptance
2 years ago

Ready for Science: Summit Completes System Acceptance

By  •  2 years ago  •  People, Technology

A year-long acceptance process for the 200-petaflop, IBM AC922 Summit supercomputer at the US Department of Energy’s Oak Ridge National Laboratory (ORNL) is complete. Acceptance testing ensures that the supercomputer …
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Pinnacle Engines Develops Efficient, Low-Emission Gasoline Engine Using Supercomputing
2 years ago

Pinnacle Engines Develops Efficient, Low-Emission Gasoline Engine Using Supercomputing

By  •  2 years ago  •  Featured, Industry, Science

The Pinnacle Engines opposed-piston cylinder shown in three different views. Visualizations illustrate the generation of coherent flow structures and their collapse during the compression stroke, which leads to …
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