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I/O

OLCF-Fermilab Collaboration Gives ADIOS a Boost
4 years ago

OLCF-Fermilab Collaboration Gives ADIOS a Boost

By  •  4 years ago  •  Technology

Researchers at US Department of Energy (DOE) national laboratories frequently transfer files between experimental and observational facilities, their home institutions, and computational facilities like the Oak Ridge Leadership Computing Facility …
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FM Global Researchers Say “ADIOS” to Bottlenecks at OpenFOAM Conference
4 years ago

FM Global Researchers Say “ADIOS” to Bottlenecks at OpenFOAM Conference

By  •  4 years ago  •  Technology

Researchers from commercial and industrial property insurer FM Global want to improve fire protection standards across the country.

The company, which insures one in three Fortune 1000 companies with a …
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OLCF Updates Lustre Community on New Features at Annual Workshop
4 years ago

OLCF Updates Lustre Community on New Features at Annual Workshop

By  •  4 years ago  •  Technology

OLCF staff delivered talks and tutorials to Lustre users covering the center’s on-going contributions to the effort to expand the parallel file system’s performance and flexibility.
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OLCF-MDF Data Collaboration Advances 3-D Printing
5 years ago

OLCF-MDF Data Collaboration Advances 3-D Printing

By  •  5 years ago  •  Technology

ORNL’s MDF recently reached out to the Oak Ridge Leadership Computing Facility’s (OLCF’s) Advanced Data and Workflow Group for assistance with 3-D visualization.
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Next-Generation Scientists Work on Next-Generation Supercomputers
5 years ago

Next-Generation Scientists Work on Next-Generation Supercomputers

By  •  5 years ago  •  People

More than 30 students completed summer internships at the OLCF in 2015.
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OLCF Users Talk Latest Science, Elect OUG Board Members during Annual Meeting
5 years ago

OLCF Users Talk Latest Science, Elect OUG Board Members during Annual Meeting

By  •  5 years ago  •  People

New and long-time Titan users attended the annual Oak Ridge Leadership Computing Facility (OLCF) User Meeting in June to learn about, share, and discuss the most recent science OLCF users are conducting on Titan.
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OLCF Helps Lead Cray User Group Conference
5 years ago

OLCF Helps Lead Cray User Group Conference

By  •  5 years ago  •  People

OLCF staff members Veronica Vergara Larrea, Chris Fuson, and Wayne Joubert won an award for best paper at the 2015 Cray User Group Conference last month in Chicago.
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OLCF Shares Lustre Knowledge at International Workshop
5 years ago

OLCF Shares Lustre Knowledge at International Workshop

By  •  5 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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Test Systems Pike and Crest Pave the Way for Next OLCF Supercomputer
6 years ago

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

By  •  6 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
6 years ago

New Test Harness Keeps OLCF Resources Running Smoothly

By  •  6 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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Computer Scientists Increase Efficiency Through Lazy Checkpointing
6 years ago

Computer Scientists Increase Efficiency Through Lazy Checkpointing

By  •  6 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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A Helping Hand
6 years ago

A Helping Hand

By  •  6 years ago  •  Technology

For many researchers, Titan is only part of the picture; managing and understanding data are quickly becoming as important as the simulations that create it.
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Investigating the Earth’s Inner Workings
6 years ago

Investigating the Earth’s Inner Workings

By  •  6 years ago  •  Science

Princeton’s Jeroen Tromp is part of a team using Oak Ridge National Laboratory’s (ORNL’s) Titan supercomputer, to reveal the Earth’s inner workings via adjoint tomography simulations, or monitoring the interaction of a forward wavefield, in which the waves travel from the source to the receivers, and an “adjoint” wavefield in which the waves travel inversely from the receivers to the source.
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OLCF Explores Future of Fossil Fuels
6 years ago

OLCF Explores Future of Fossil Fuels

By  •  6 years ago  •  People

The Ken Kennedy Institute for Information Technology at Rice University hosted its annual Oil and Gas HPC Workshop in Houston, Texas.
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ORNL Researchers Collaborate to Study Application I/O Behavior

By  •  7 years ago  •  Technology

The Oak Ridge Leadership Computing’s Sudharshan Vazhkudai, working with colleagues at ORNL, North Carolina State University (NCSU) and Qatar Computing Research Institute (QCRI), has taken a step toward solving a key storage bottleneck.
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Seeing Is Believing
7 years ago

Seeing Is Believing

By  •  7 years ago  •  Technology

When the Oak Ridge Leadership Computing Facility upgraded its Jaguar supercomputer to the Cray XK7 CPU/GPU hybrid system known as Titan, the center knew that upgrades to its data analysis and visualization resources were necessary to complement Titan’s more than 20 petaflops of computing power.
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