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OLCF IN THE NEWS

Technology

Science DMZ Set to Expedite Data In and Out of ORNL
3 years ago

Science DMZ Set to Expedite Data In and Out of ORNL

By  •  3 years ago  •  Technology

Researchers at the OLCF are working to speed up the process of data transfer using a new tool.
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Tiny Titan Is Now Accepting Visitors
3 years ago

Tiny Titan Is Now Accepting Visitors

By  •  3 years ago  •  Technology

Tiny Titan, the portable parallel computer designed for students and the general public by staff at the OLCF, is the subject of a new exhibit at the American Museum of Science and Energy (AMSE) in Oak Ridge, Tennessee.
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OLCF Shares Lustre Knowledge at International Workshop
3 years ago

OLCF Shares Lustre Knowledge at International Workshop

By  •  3 years ago  •  Technology

The OLCF played a significant role in an ORNL event to share knowledge and discuss the future development of the parallel file system, Lustre.
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Storage System Infrastructure Upgrades Improve Performance, Data Security

By  •  3 years ago  •  Technology

OLCF staff have invested heavily in making sure users can access data quickly while also taking steps to keep data safe.
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New RAIT System Keeps Large Data Sets Safe
3 years ago

New RAIT System Keeps Large Data Sets Safe

By  •  3 years ago  •  Technology

The OLCF’s RAIT system allows incoming data to be striped across four tapes, but it also has an extra tape—called a parity tape—that can allow the data to be reconstructed in the event that a tape is damaged or lost.
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OLCF Staff Study Possible Temperature Changes to Chilled Water Systems
3 years ago

OLCF Staff Study Possible Temperature Changes to Chilled Water Systems

By  •  3 years ago  •  Technology

In the spirit of saving energy, the OLCF brought in an engineering team to evaluate how existing supercomputers could be cooled more efficiently.
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Test Systems Pike and Crest Pave the Way for Next OLCF Supercomputer
3 years ago

Test Systems Pike and Crest Pave the Way for Next OLCF Supercomputer

By  •  3 years ago  •  Technology

In preparation for Summit, computer scientists and support staff are leaning on two modest-but-mighty test systems to explore Summit’s cutting-edge architecture.
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New Test Harness Keeps OLCF Resources Running Smoothly
3 years ago

New Test Harness Keeps OLCF Resources Running Smoothly

By  •  3 years ago  •  Technology

Staff at ORNL saw a need for more efficient systems testing; through a collaboration of groups at the OLCF, they were able to build a state-of-the-art test harness.

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New Test Bed Helps OLCF Scale Up for Next-Generation Supercomputer
3 years ago

New Test Bed Helps OLCF Scale Up for Next-Generation Supercomputer

By  •  3 years ago  •  Technology

To make sure Summit is ready for researchers from day one, the OLCF Scientific Computing, Technology Integration, and High-Performance Computing Operations groups are collaborating on a test bed for staff and vendors to help the OLCF prepare for Summit.
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OLCF Emphasizes Importance, Furthers Development of OpenACC Standard
3 years ago

OLCF Emphasizes Importance, Furthers Development of OpenACC Standard

By  •  3 years ago  •  Technology

Jack Wells, OLCF director of science, was recently invited to be the keynote speaker of an OpenACC workshop at the University of Houston.
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Computer Scientists Increase Efficiency Through Lazy Checkpointing
3 years ago

Computer Scientists Increase Efficiency Through Lazy Checkpointing

By  •  3 years ago  •  Technology

At the Oak Ridge Leadership Computing Facility computer scientists Devesh Tiwari and Saurabh Gupta see laziness—a changed perception that reduces the frequency of application-level checkpoints—as increasingly important in recovering from computer failures on larger and faster machines.
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OLCF Staff Streamlines Application Development and Deployment
3 years ago

OLCF Staff Streamlines Application Development and Deployment

By  •  3 years ago  •  Technology

In October, 2014, a working group at the US Department of Energy’s Oak Ridge National Laboratory received a significant event award for streamlining the process of writing, testing, reviewing, and deploying code.
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