Data Transfer Service Upgrades to Improve Efficiency and Performance

Technology

Data Transfer Service Upgrades to Improve Efficiency and Performance

OLCF Staff members recently upgraded the OLCF’s data transfer service. The team included (front row, left to right) Sergey Shpanskiy, Jason Anderson, and Dustin Leverman; (back row, left to right) Jason Kincl, Jason Hill, and Clay England; (not pictured) Daniel Pelfrey, Jesse Hanley, and Lawrence Sorrillo. Data transfer can be…

Rachel McDowellSeptember 28, 2016

Technology

OLCF-Fermilab Collaboration Gives ADIOS a Boost

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 (OLCF), a DOE Office of Science User Facility located at DOE’s Oak Ridge National Laboratory (ORNL). Moving large files between…

Rachel McDowellSeptember 28, 2016

Technology

OLCF Dives into Deep Learning

The Deep Learning Users Group, organized by the OLCF’s Advanced Data and Workflow Group, gathered this summer to discuss topics related to deep learning, a fast-growing offshoot of machine learning with potential for automating knowledge discovery. Though they sprout from the same family tree, scientific computing and artificial intelligence (AI)…

Jonathan HinesSeptember 6, 2016

Technology

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

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 unique focus on helping clients prevent losses, is dedicated to understanding how fires spread and, conversely, how they can be…

Eric GedenkAugust 16, 2016

Technology

OLCF Expands Data Analytics Capability with Popular Programming Language

The OLCF’s Advanced Data and Workflow Group and the Computer Science and Mathematics Division’s Scientific Data Group have worked together to scale R—the most commonly used data analytics software in academia and a rising programming language in high-performance computing—to the OLCF’s Rhea, Eos, and Titan systems. With big science comes…

Miki NolinJuly 5, 2016

Technology

X-Stack Projects Use Titan’s GPUs for Demos

Researchers came together to use Titan’s GPUs for two X-Stack project teams to develop demonstrations for their research prototypes.

Miki NolinMay 31, 2016

Technology

Eclipse Software Workshop Brings Together Experts, Enthusiasts

ORNL recently hosted the Eclipse User Group and Development Meeting to teach best practices for using Eclipse’s community of open-source software solutions.

Eric GedenkMay 10, 2016

Technology

OLCF Updates Lustre Community on New Features at Annual Workshop

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.

Jonathan HinesMay 10, 2016

Technology

OLCF-MDF Data Collaboration Advances 3-D Printing

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.

Miki NolinApril 19, 2016

Technology

New software to enhance performance for OLCF Users

Forge, a combination of the Allinea DDT and MAP software tools, will continue to provide users at the OLCF with the debugging capability of DDT while adding the MAP software.

Jeff GaryMarch 29, 2016

Technology

OLCF Group to Offer Spark On-Demand Data Analysis

The OLCF will support a new service, Spark On-Demand, that enables users to instantiate Apache Spark to conduct in situ data analysis on OLCF compute resources.

Miki NolinMarch 29, 2016

Technology

OLCF Storage Upgrades Paying Off for Users

Ongoing upgrades to the OLCF’s data storage services are expanding users’ opportunities to extract science from large datasets.

Jonathan HinesMarch 8, 2016

Technology

OLCF-Developed Tool Offers a Window into Center Operations

Optimizing compute jobs based on these separate and combined streams of information, however, can be challenging. Fortunately for staff and users at the OLCF, a new tool called the Grand Unified Information Directory for the OLCF (GUIDO) has been developed to enhance existing capabilities.

Miki NolinMarch 8, 2016

Technology

OLCF Training Video Channel Now Open

User support specialists recent made a new training video channel for current and prospective users to access training materials at any time.

Miki NolinFebruary 16, 2016

Technology

On the Road to Summit: More Power

Facility enhancements to accommodate Summit, the OLCF’s next leadership-class supercomputer, continue to proceed on schedule.

Jonathan HinesJanuary 26, 2016

Technology

OLCF Team Works to Facilitate Data Transfer

Recently, a cross-departmental team engaged in an ongoing process to make data transfer easier for OLCF users.

Jeff GaryJanuary 26, 2016

Technology

OLCF Delivers New Optimized Job Launching Tool

The OLCF developed Wraprun, an optimized job launching tool, to assist users of Titan that wish to run ensemble jobs.

Miki NolinJanuary 5, 2016

Technology

Finding New Ways to Optimize Old Codes

A team led by OLCF's Christos Kartsaklis has built a tool to help users to extract enough parallelism from their existing programs to take advantage of additional computational power.

Miki NolinJanuary 5, 2016

Technology

2015 Hackathons Round Out in Knoxville

The Oak Ridge Leadership Computing Facility hosted its GPU hackathon October 19–23 at the Marriott hotel in downtown Knoxville.

Jeremy RumseyDecember 8, 2015

Technology

Warmer Water to Cool Future OLCF Supercomputers

A move from cold- to warm-water cooling is projected to lower the OLCF’s cooling costs by more than half, saving nearly a million dollars per year in total operating costs.

Jonathan HinesNovember 10, 2015

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