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OLCF people articles.

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NCCS Introduces HPC Core Operations Group

The NCCS created the HPC Core Ops Group this past fall. Pictured (left to right) are Scott Koch, Daniel Pelfrey, Ryan Adamson, Cory Stargel, Stefan Maerz, Kevin Bivens, Benny Sparks, Chip Newman, Matthew Gyurgyik, Jake Wynne, Noah Ginsburg, and Stefan Ceballos. Photo Credit: Carlos Jones, ORNL The National Center for Computational…
Rachel McDowell
January 17, 2019
ORNL cybersecurity engineers attended a Cyber Fire simulation event last month. Pictured here in ORNL’s Security Operations Center are attendees Stefan Maerz, Kevin Bivens, and Ryan Adamson. Photo Credit: Carlos Jones, ORNLPeople

ORNL Security Teams Prepare to Take the Heat with Cyber Fire

The high-performance computing (HPC) cybersecurity engineers at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) typically face small cybersecurity incidents, so they don’t often get a chance to respond to bigger events. Cyber Fire is a program that offers multiple cybersecurity training events to staff members at…
Rachel McDowell
January 17, 2019
PeopleTechnology

Ready for Science: Summit Completes System Acceptance

A year-long acceptance process for the 200-petaflop, IBM AC922 Summit supercomputer at the US Department of Energy’s Oak Ridge National Laboratory (ORNL) is complete. Acceptance testing ensures that the supercomputer and its file system meet the functionality, performance, and stability requirements agreed upon by the facility and the vendor. To…
Katie Elyce Jones
December 20, 2018
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Summit Facility Design Team Snags Tennessee Energy Award

The project team for the design and construction of the Summit supercomputing facility at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) received the Tennessee Chamber of Commerce and Industry’s (TCCI’s) 2018 Energy Excellence Award. Operations Manager Stephen McNally of the Oak Ridge Leadership Computer Facility (OLCF),…
Katie Elyce Jones
December 3, 2018
People

GPU Hackathon Places Summit within Reach for Visiting Teams

Visiting teams representing academia, industry, and government participated in this year’s OLCF GPU Hackathon, held the week of October 22 in downtown Knoxville. Some teams used the time to prepare codes for the IBM AC922 Summit system. In less than 10 years, GPUs have become a proven engine of scientific…
Jonathan Hines
December 3, 2018
People

Teaching and Learning

Tom Papatheodore, an OLCF high-performance computing engineer and member of the User Assistance and Outreach Group, connects users to the resources and training materials they need to do cutting-edge computational science. “A big part of the reason I enjoy my job is because I get to be a part of…
Jonathan Hines
December 3, 2018
People

Augmented Reality Technology Shows Promise for Summit Surveillance

Researchers are taking 3D holograms beyond science fiction theatrics with recent advances in augmented reality (AR) techniques. During their summer internships at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL), Cooper Colglazier and Jesse Vomfell investigated how AR could be effectively applied to study various aspects of…
Elizabeth Rosenthal
November 5, 2018
OLCF staff members attended EuroMP, OpenMPCon, IWOMP 2018, and more at the Barcelona Supercomputing Center.People

OLCF Staff Participate in Merged Conferences for New Perspectives

OLCF staff members attended EuroMP, OpenMPCon, IWOMP 2018, and more at the Barcelona Supercomputing Center. Image Credit: Rachel McDowell, ORNL Last month staff at the Oak Ridge Leadership Computing Facility (OLCF) attended a group of events colocated in Barcelona, Spain, at the Barcelona Supercomputing Center (BSC) to advance the development…
Rachel McDowell
November 5, 2018
People

Annual OpenACC Meeting Promotes Programming Innovation

Every year, the OpenACC annual meeting brings together representatives from national laboratories, universities, and other research institutions to exchange information and expand the programming model’s uses in various science domains. A directive-based and performance-portable parallel programming model designed to program many types of accelerators, OpenACC is compatible with the C,…
Elizabeth Rosenthal
October 9, 2018
People

Simple Summit

Cade Brown and Thomas Hill, high school seniors from L&N Stem Academy in Knoxville, spent the summer of 2018 at Oak Ridge National Laboratory developing a small-scale demonstration unit of the Summit supercomputer called Simple Summit. Two high school seniors from L&N STEM Academy in Knoxville spent the summer of…
Katie Bethea
October 9, 2018
People

Mixed Precision: A Strategy for New Science Opportunities

OLCF computational scientist Wayne Joubert successfully exploited the Summit supercomputer’s low-precision capabilities to accelerate a genomics application to exascale speeds. Since the days of vector supercomputers, computational scientists have relied on high-precision arithmetic to accurately solve a wide range of problems, from modeling nuclear reactors to predicting supernova physics to…
Jonathan Hines
October 9, 2018
People

Faces of Summit: Getting Acclimated

Ashleigh Barnes simulates metal–organic frameworks (MOFs) using the LSDalton chemistry code. Pictured left, a visualization of a magnesium-based MOF made up of magnesium ions (green) and organic linkers consisting of carbon (tan), oxygen (orange), and hydrogen (white) atoms. A carbon dioxide molecule (floating tan and orange molecule) has been adsorbed…
Rachel McDowell
September 17, 2018
George OstrouchovPeople

Preaching pbdR

Since bursting onto the scene in the early ’90s, high-performance computing (HPC) has become the most productive method for exploring ambitious problems in science that require substantial computational power. Yet in 2018, researchers in the statistical sciences—fields ranging from biology to economics to sociology—have yet to fully embrace the power…
Jonathan Hines
August 29, 2018
People

Faces of Summit: Creating a Green Summit

Jim Rogers, computing and facilities director at the OLCF, has spent the last 30 years in the computing field. Over the course of his career, Rogers has taken part in a computing revolution, with systems increasing 1-million fold over the last three decades. The Faces of Summit series shares stories…
Rachel McDowell
August 29, 2018
People

DOE Graduate Fellows Train on Titan for a Future in HPC

The Oak Ridge Leadership Computing Facility (OLCF) recently provided introductory training in high-performance computing (HPC) and access to the facility’s Titan supercomputer to some of the nation’s top doctoral students in computational science. As a US Department of Energy (DOE) Office of Science User Facility, the OLCF and supercomputing centers…
Katie Elyce Jones
August 29, 2018
Pictured here, daughters of ORNL staff members play the human neural network game, taking on roles as different kinds of neurons in a neural network.People

Introduce Your Daughter to AI Event Sees OLCF Participation

Last month staff members at 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), facilitated a new artificial intelligence (AI)–focused event from the Women in Computing (WiC) networking group at ORNL: “Introduce Your Daughter to AI.”…
Rachel McDowell
July 17, 2018
People

OLCF Workshop Introduces HPC Concepts

The Oak Ridge Leadership Computing Facility (OLCF) held an Introduction to High-Performance Computing (HPC) workshop June 26–28 at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL). Using resources at the OLCF, a DOE Office of Science User Facility located at ORNL, researchers can tackle big science problems…
Elizabeth Rosenthal
July 17, 2018