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CAAR

Simulating the Stars at Exascale Requires HIP Solutions
5 months ago

Simulating the Stars at Exascale Requires HIP Solutions

By  •  5 months ago  •  Technology

As GPU architectures have become the standard for scientific computing, application teams have had to retrofit their scientific codes to run on new systems. Even teams with codes that have …
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A New Parallel Strategy for Tackling Turbulence on Summit
9 months ago

A New Parallel Strategy for Tackling Turbulence on Summit

By  •  9 months ago  •  Featured, Science

Turbulence, the state of disorderly fluid motion, is a scientific puzzle of great complexity. Turbulence permeates many applications in science and engineering, including combustion, pollutant transport, weather forecasting, astrophysics, and …
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Previewing the New Frontier of High-Performance Computing
9 months ago

Previewing the New Frontier of High-Performance Computing

By  •  9 months ago  •  People, Science

In the main banquet room of Knoxville, Tennessee’s downtown Hilton Hotel, more than 150 scientists from around the world got their first peek at the exascale computing power that will …
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CAAR Partnerships for Frontier Announced
11 months ago

CAAR Partnerships for Frontier Announced

By  •  11 months ago  •  Featured, Science

In preparation for the Frontier supercomputer, the US Department of Energy’s (DOE’s) Oak Ridge Leadership Computing Facility (OLCF) has selected eight research projects to participate in its Center for Accelerated …
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CAAR Accepting Application Team Proposals for Frontier System
1 year ago

CAAR Accepting Application Team Proposals for Frontier System

By  •  1 year 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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OLCF Scientist Talks Early Summit Results at APS Meeting
1 year ago

OLCF Scientist Talks Early Summit Results at APS Meeting

By  •  1 year ago  •  People

Bronson Messer, a computational scientist at the Oak Ridge Leadership Computing Facility (OLCF), gave an invited talk at the American Physical Society’s (APS’s) “Quarks to the Cosmos” April meeting in …
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Summit Early Science Program Starting Soon
2 years ago

Summit Early Science Program Starting Soon

By  •  2 years ago  •  Science

The OLCF has now completed acceptance testing on the new Summit supercomputer and will begin ramping up the Summit Early Science Program over the next few weeks.  Most immediately we …
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OLCF Hosts 14th Annual User Meeting amid Summit Buzz
2 years ago

OLCF Hosts 14th Annual User Meeting amid Summit Buzz

By  •  2 years ago  •  People

Last week the Oak Ridge Leadership Computing Facility (OLCF), a US Department of Energy (DOE) Office of Science User Facility located at DOE’s Oak Ridge National Laboratory (ORNL), held its …
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Annual User Meeting Spotlights Titan, Summit, and Deep Learning
3 years ago

Annual User Meeting Spotlights Titan, Summit, and Deep Learning

By  •  3 years ago  •  People

One hundred twenty-three Oak Ridge Leadership Computing Facility (OLCF) users and staff members attended the annual OLCF User Meeting in May to share achievements on Titan, discuss the next big Summit …
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Ascending to Summit: Announcing Summitdev
3 years ago

Ascending to Summit: Announcing Summitdev

By  •  3 years ago  •  Technology

Since having partnered with IBM, NVIDIA, and Mellanox in 2014, the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) has been forging the path to its next big supercomputer, Summit, which will feature an …
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Straatsma Named AAAS Fellow in Chemistry
4 years ago

Straatsma Named AAAS Fellow in Chemistry

By  •  4 years ago  •  Science

At its core, the aim of science is to explain and understand. Each year, the world’s largest multidisciplinary scientific society, the American Association for the Advancement of Science (AAAS), elects …
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CAAR Team Members Test Compilers for Summit at IBM Hackathon
4 years ago

CAAR Team Members Test Compilers for Summit at IBM Hackathon

By  •  4 years ago  •  Technology

As the Oak Ridge Leadership Computing Facility (OLCF) transitions from its current flagship supercomputer, Titan, to its next-generation supercomputer, Summit, staff and users are preparing to get the most out of their …
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Physics Researchers Question Calcium 52’s Magic
4 years ago

Physics Researchers Question Calcium 52’s Magic

By  •  4 years ago  •  Science

For decades nuclear physicists have tried to learn more about which elements, or their various isotopes, are “magic.”

This is not to say that they display supernatural powers. Magic atomic …
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Scientific Computing Group Helps Projects Prepare for Next-Generation Supercomputers
4 years ago

Scientific Computing Group Helps Projects Prepare for Next-Generation Supercomputers

By  •  4 years ago  •  Science

In advance of the OLCF’s next-generation supercomputer, Summit, the scientific computing group is continuing the CAAR project to help users prepare to effectively use Summit’s hybrid architecture from the very beginning.
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Staff Report Successes, Lessons from Titan-Era Early Applications
4 years ago

Staff Report Successes, Lessons from Titan-Era Early Applications

By  •  4 years ago  •  People

OLCF staff recently published a paper highlighting the lessons learned from the Titan-era CAAR initiative.
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OLCF Hosts CAAR Teams at Two Workshops
5 years ago

OLCF Hosts CAAR Teams at Two Workshops

By  •  5 years ago  •  People

The OLCF hosted two identical kick-off workshops for members of the new CAAR partnership projects this spring. The second of the two events was held June 2-3.
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