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Data

Group Leader Tapped for New Advanced Data and Workflow Group
3 years ago

Group Leader Tapped for New Advanced Data and Workflow Group

By  •  3 years ago  •  People

Sreenivas Rangan Sukumar is the new Group Leader for the Advanced Data and Workflow Group.

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Banishing Bad Cache Behavior
3 years ago

Banishing Bad Cache Behavior

By  •  3 years ago  •  Technology

For OLCF users, managing cache behavior has gotten a little easier thanks to the newly developed tool GLprof.
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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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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
3 years ago

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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A Helping Hand
4 years ago

A Helping Hand

By  •  4 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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New Tool to Help Verify Integrity of Archival Data Holdings
4 years ago

New Tool to Help Verify Integrity of Archival Data Holdings

By  •  4 years ago  •  Technology

A new data quality assurance tool developed by the Technology Integration Group at the OLCF will help protect that data by validating the integrity of the High Performance Storage System (HPSS) archive.
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OLCF Staff Members Take Leading Roles at Joint Facilities User Forum
4 years ago

OLCF Staff Members Take Leading Roles at Joint Facilities User Forum

By  •  4 years ago  •  People

The Joint Facilities User Forum on Data-Intensive Computing brought together users and HPC center staff to discuss approaches to handling data, best practices, and the future of data-driven scientific discovery.

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World’s Most Powerful Accelerator Comes to Titan with a High-Tech Scheduler

By  •  4 years ago  •  Technology

The PanDA collaboration holds potential benefits for OLCF as well as for ATLAS.
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ORNL Researchers Collaborate to Study Application I/O Behavior

By  •  5 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
5 years ago

Seeing Is Believing

By  •  5 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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