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Technology

Network Enhancement Strengthens Ties Between OLCF, ESnet
1 year ago

Network Enhancement Strengthens Ties Between OLCF, ESnet

By  •  1 year 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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Ready for Science: Summit Completes System Acceptance
1 year ago

Ready for Science: Summit Completes System Acceptance

By  •  1 year 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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New Storage System Boosts Efficiency to Better Preserve OLCF User Data
1 year ago

New Storage System Boosts Efficiency to Better Preserve OLCF User Data

By  •  1 year ago  •  Technology

Tape recorders and videocassette tapes may be considered archaic in the entertainment industry, but magnetic tape storage remains one of the most durable, secure, and cost-effective ways to archive big …
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Summit Speeds Calculations in the Search for Exotic Particles
2 years ago

Summit Speeds Calculations in the Search for Exotic Particles

By  •  2 years ago  •  Technology

In pursuit of numerical predictions for exotic particles, researchers are simulating atom-building quark and gluon particles over 70 times faster on Summit, the world’s most powerful scientific supercomputer, than on …
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OLCF Welcomes Wombat Test System
2 years ago

OLCF Welcomes Wombat Test System

By  •  2 years ago  •  Technology

Concocting the next big thing in high-performance computing (HPC) often starts with giving the latest thing a try. In that spirit, the Oak Ridge Leadership Computing Facility (OLCF) recently deployed …
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ORNL’s Summit Supercomputer Named World’s Fastest
2 years ago

ORNL’s Summit Supercomputer Named World’s Fastest

By  •  2 years ago  •  Technology

OAK RIDGE, Tenn.  – The US Department of Energy’s Oak Ridge National Laboratory is once again officially home to the fastest supercomputer in the world, according to the TOP500 List, …
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Summit by the Numbers
2 years ago

Summit by the Numbers

By  •  2 years ago  •  Technology

The US Department of Energy’s Summit supercomputer located at Oak Ridge National Laboratory enables scientists to simulate complex physical systems and make predictions critical to advancing research and development.

Summit’s …
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Genomics Code Exceeds Exaops on Summit Supercomputer
2 years ago

Genomics Code Exceeds Exaops on Summit Supercomputer

By  •  2 years ago  •  Featured, Technology

Researchers at the US Department of Energy’s Oak Ridge National Laboratory broke the exascale barrier, achieving a peak throughput of 1.88 exaops—faster than any previously reported science application—while analyzing genomic …
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ADIOS and BigData Express Offer New Data Streaming Capabilities
2 years ago

ADIOS and BigData Express Offer New Data Streaming Capabilities

By  •  2 years ago  •  Technology

Projects large enough to run on high-performance computing (HPC) resources pack data—and a lot of it. Transferring this data between computational and experimental facilities is a challenging but necessary part …
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New Discoveries Within ‘SIGHT’
2 years ago

New Discoveries Within ‘SIGHT’

By  •  2 years ago  •  Technology

At the home of America’s most powerful supercomputer, the Oak Ridge Leadership Computing Facility (OLCF), researchers often simulate millions or billions of dynamic atoms to study complex problems in science …
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OLCF Launches New Website
2 years ago

OLCF Launches New Website

By  •  2 years ago  •  Technology

The Oak Ridge Leadership Computing Facility’s (OLCF’s) website serves not only as the home for news on scientific discovery occurring at the supercomputing center but also as a gateway for …
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Optimizing Miniapps for Better Portability
2 years ago

Optimizing Miniapps for Better Portability

By  •  2 years ago  •  Technology

When scientists run their scientific applications on massive supercomputers, the last thing they want to worry about is optimizing their codes for new architectures. Computer scientist Sunita Chandrasekaran at the …
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