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Summit

Technology

Genomics Code Exceeds Exaops on Summit Supercomputer

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 data on the recently launched Summit supercomputer. The ORNL team achieved the feat, the equivalent to carrying out nearly 2…
Jonathan Hines
June 8, 2018
People

Faces of Summit: Succeeding by Leading

OLCF program director and project director for Summit, Buddy Bland has spent countless hours communicating and problem-solving with the system’s various stakeholders, including ORNL, DOE, and technology vendors IBM and NVIDIA, among others. On any given day at ORNL, Bland can be found participating in a project review, fielding updates…
Jonathan Hines
June 8, 2018
Matt Ezell works with the HPC systems team and other OLCF groups to identify bugs and technical issues with Summit’s software before the machine comes online.People

Faces of Summit: Leading a Systems Expedition

Matt Ezell works with the HPC systems team and other OLCF groups to identify bugs and technical issues with Summit’s software before the machine comes online. The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science, the Oak Ridge Leadership Computing Facility’s Summit.…
Rachel McDowell
May 29, 2018
The 2018 OLCF User Meeting was attended by 117 users and staff members. The annual event allows users to share their experiences with the OLCF’s resources and gives them an opportunity to learn about new tools and services.People

OLCF Hosts 14th Annual User Meeting amid Summit Buzz

The OLCF introduced plans for its future exascale system, Frontier, at the 2018 OLCF User Meeting. Last week the Oak Ridge Leadership Computing Facility (OLCF), a US Department of Energy (DOE) Office of Science User Facility located at DOE’s Oak Ridge National Laboratory (ORNL), held its annual user meeting—an event…
Rachel McDowell
May 29, 2018
OLCF’s Chris Fuson is working with Summit vendors and OLCF team members to ready Summit’s batch scheduler and job launcher.People

Faces of Summit: Preparing to Launch

The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science, the Oak Ridge Leadership Computing Facility’s Summit. The IBM AC922 machine launched in June 2018. At the Oak Ridge Leadership Computing Facility (OLCF), supercomputing staff and users are already talking about what kinds…
Katie Elyce Jones
May 1, 2018
Sarp Oral enjoys challenges of designing a large-scale file systemPeople

Faces of Summit: Tackling Storage

Sarp Oral, the storage team lead for the TechInt group at the OLCF, works with other storage team members to deliver a file system that meets the requirements for reliability, capacity, and performance. The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science,…
Rachel McDowell
May 1, 2018
People

Faces of Summit: Programming with Purpose

OLCF postdoctoral research associate Andreas Tillack joined the OLCF’s Center for Accelerated Application Readiness efforts in November 2016, bringing with him extensive experience in programming, physics, and chemistry. The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science, the Oak Ridge Leadership Computing…
Jonathan Hines
April 16, 2018
Science

Infographic: Summit will be the world’s smartest supercomputer for open science

Download the high-resolution file. Summit provides unprecedented opportunities for the integration of artificial intelligence (AI) and scientific discovery. Here’s why: GPU Brawn: Summit links more than 27,000 deep-learning optimized NVIDIA GPUs with the potential to deliver exascale-level performance (a billion billion calculations per second) for AI applications. High-speed Data Movement:…
Jonathan Hines
March 26, 2018
Novel deep learning approach helps to create more accurate representations of pathology reportsPeople

Faces of Summit: Serving up Software

Mark Berrill applies his knowledge in engineering and computing to manage software projects related to Summit, the OLCF's next leadership-class supercomputer. The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science, the Oak Ridge Leadership Computing Facility’s Summit. The IBM AC922 machine launched…
Rachel McDowell
March 26, 2018
People

Summit Installation Sparks a Safety Innovation

Employees at the Oak Ridge Leadership Computing Facility (OLCF) who have been around long enough to witness multiple supercomputer installations can tell you that each installation brings with it challenges as unique as the systems themselves. Tasked with providing basic life support like cooling and power for these leadership-class systems,…
Josh Cunningham
March 26, 2018
People

Faces of Summit: Building a Better Summit

The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science, the Oak Ridge Leadership Computing Facility’s Summit. The IBM AC922 machine launched in June 2018. When the Oak Ridge Leadership Computing Facility’s (OLCF’s) newest supercomputer, Summit, comes on line in 2018 at the…
Katie Elyce Jones
February 27, 2018
Science

Summit at GTC 2018

Oak Ridge Leadership Computing Facility (OLCF) staff members and users are presenting at the GPU Technology Conference (GTC) in March with a Summit-focused session in preparation for the launch of the OLCF’s next supercomputer later this year. GTC, taking place March 26–29 in San Jose, California, is hosted by technology…
Katie Bethea
February 12, 2018
Technology

Optimizing Miniapps for Better Portability

Minisweep performs a “sweep” computation across a grid (pictured)—representative of a 3D volume in space—to calculate the positions, energies, and flows of neutrons in a nuclear reactor. The yellow cube marks the beginning location of the sweep. The green cubes are dependent upon information from the yellow cube, the blue…
Rachel McDowell
January 17, 2018
People

Faces of Summit: Putting the System to the Test

Verónica Vergara Larrea coordinates and organizes the test development and benchmarking for the OLCF’s next big supercomputer, Summit, as part of the system’s acceptance process. The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science, the Oak Ridge Leadership Computing Facility’s Summit. The…
Rachel McDowell
January 17, 2018
People

Faces of Summit: Bursting with Ingenuity

OLCF high-performance computing systems engineer Scott Atchley leads efforts to deploy Summit’s burst buffer, a reliable, high-speed storage layer that sits between the machine’s computing and file systems. Atchley’s track record for using technology to bolster productivity dates back to the early days of his career as a sales and…
Jonathan Hines
December 19, 2017
People

Faces of Summit: Modeling Safety

Paul Abston, the safety and installation manager of the Summit supercomputer, brings more than 20 years of experience as a safety professional to the job. The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science, the Oak Ridge Leadership Computing Facility’s Summit. The…
Jonathan Hines
November 28, 2017
People

Teams Gear up for Summit at Fourth Annual GPU Hackathon

At the Oak Ridge Leadership Computing Facility’s (OLCF’s) fourth annual GPU Hackathon, event programmers again successfully adapted their applications for GPU architectures. The 5-day event at the Hilton in Knoxville, Tennessee, took place the week of October 9 during the installation of the OLCF’s next flagship supercomputer, Summit. The event drew…
Rachel McDowell
November 28, 2017
People

Faces of Summit: Making Spaces

Bart Hammontree began working as a subcontractor at ORNL in 1992. Now serving in a full-time position as a member of the UT-Battelle Development Corporation, Hammontree has overseen construction and retrofit projects both small and large in scope. The Faces of Summit series shares stories of the people behind America’s…
Josh Cunningham
October 19, 2017
People

OLCF Provides Research Opportunities, HPC Experience for Postdocs

The Oak Ridge Leadership Computing Facility (OLCF) at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) is charged with a broad task: to develop and apply computational science capabilities that address some of the world’s most pressing concerns. To accomplish this task, the OLCF needs staff members…
Josh Cunningham
September 19, 2017
People

Summer Internships Offer Students Hands-On Experience, Mentorship

OLCF interns are serving in programming, communications, and operations positions, and more. Since 1946, Oak Ridge Associated Universities and the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) have partnered to provide internships in subject areas ranging from climate research to nuclear nonproliferation policy. In these 71 years,…
Josh Cunningham
August 9, 2017