HPC

The Linux operating system is used to run processes both on the Oak Ridge Leadership Computing Facility’s (OLCF’s) Summit—the world’s most powerful and smartest supercomputer—and on other systems such as …
Read More

Alongside the regular high-performance computing (HPC) resources at supercomputing centers are test beds, small computing clusters that offer HPC experts a chance to explore new architectures before they are considered …
Read More

In a farewell nod to Titan, scheduled to be decommissioned in August 2019, we present a short series of features highlighting some of Titan’s impactful contributions to scientific research.

The …
Read More

Each year, researchers are awarded computing hours 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 …
Read More

The Cray XK7 Titan supercomputer operated by the Oak Ridge Leadership Computing Facility (OLCF) at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) will be decommissioned on …
Read More

Last month, the US Department of Labor’s (DOL’s) Tech Day 2019 put federal agencies’ emerging technologies on display for the public, highlighting developments in 3D printing, cybersecurity, virtual reality, and …
Read More

On May 7, the US Department of Energy (DOE) announced the Frontier exascale supercomputer is slated for delivery in 2021 at DOE’s Oak Ridge National Laboratory (ORNL). While researchers who …
Read More

OAK RIDGE, Tenn., May 7, 2019 – The U.S. Department of Energy today announced a contract with Cray Inc. to build the Frontier supercomputer at Oak Ridge National Laboratory, which …
Read More

Frontier is an exascale computer planned for delivery at the Oak Ridge Leadership Computing Facility in 2021. The system will support a wide range of scientific applications for advanced modeling …
Read More

As details about the Frontier supercomputer emerge, the US Department of Energy’s (DOE’s) Oak Ridge Leadership Computing Facility (OLCF) is seeking partnerships with select applications teams to develop scientific applications …
Read More

Deep beneath the Earth’s surface, oil and groundwater percolate through gaps in rock and other geologic material. Hidden from sight, these critical resources pose a significant challenge for scientists seeking …
Read More

If data is the lifeblood of a scientific computing center, a resilient network can be the difference between new discoveries and costly service disruptions.

In November 2018, staff at the …
Read More

This month, Summit Early Science Program users are starting to work on some of the world’s toughest science problems on its most powerful supercomputer: the 200-petaflop, IBM AC922 Summit system …
Read More

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 …
Read More

The Pinnacle Engines opposed-piston cylinder shown in three different views. Visualizations illustrate the generation of coherent flow structures and their collapse during the compression stroke, which leads to …
Read More

This article is part of a series covering the finalists for the 2018 Gordon Bell Prize that used the Summit supercomputer. The prize winner will be announced at SC18 in November …
Read More