HPC News

Spack podcast episode header

Spack: a Package Manager for Supercomputers, a Podcast

September 3, 2020

An interview with Todd Gamblin from the Lawrence Livermore National Laboratory about the Spack project, discussing his current research project along with his involvement in Spack. 

read more about—Spack

Shown is a simulation of arterial blood flow using HARVEY, a fluid dynamics software developed by Lawrence Fellow Amanda Randles. Visualization by Liam Krauss/LLNL.

Using models, 3D printing to study common heart defect

September 2, 2020

Lawrence Livermore researchers and collaborators have combined machine learning, 3D printing and high performance computing simulations to accurately model blood flow in the aorta.

read more about HPC and blood flow simulation

Simulations, videos help researchers see crack formation in 3D-printed tungsten

August 20, 2020

By combining simulations with high-speed videos taken during the laser powder-bed fusion process, LLNL scientists were able to visualize the ductile-to-brittle transition in 3D-printed tungsten in real-time.

read more about 3-D printed tungsten at LLNL

Cerebras installation

Lassen Plus Cerebras chip to advance machine learning, AI research

August 19, 2020

LLNL and Cerebras Systems have installed the company’s CS-1 artificial intelligence (AI) computer into Lassen, making LLNL the first institution to integrate the cutting-edge AI platform with a large-scale supercomputer.

read more about Cerebras at LLNL

Simulated strength of shaking from a magnitude 7.0 Hayward Fault earthquake showing peak ground velocity (colorbar) and seismograms (blue) at selected locations (triangles).

Laboratory team completes highest-ever resolution quake simulations using Sierra supercomputer

August 11, 2020

Simulated strength of shaking from a magnitude 7.0 Hayward Fault earthquake showing peak ground velocity (colorbar) and seismograms (blue) at selected locations (triangles).

read more about simulations on Sierra

2 researchers with GEM

Doctoral fellow improves codes used to simulate interactions between particles moving at high velocities

August 3, 2020

LLNL physicist Alison Saunders and doctoral fellow Marco Echeverria meet online to discuss their progress enhancing codes used during high-energy experiments.

read more about Metal Ejecta: Recollection, Interaction and Transport

Nicole Hemsoth interviewing Ian Karlin

Next Platform TV Interviews Ian Karlin and Brian VanEssen

July 31, 2020

Dr. Ian Karlin (Livermore National Lab) on AI hardware integration into HPC systems, workflows, followed by a talk about software integration of AI accelerators in HPC with Dr. Brian Van Essen (LLNL)

read more about—AI accelerators

Peter Lindstrom HPC screenshot

Reducing the Memory Footprint and Data Movement on Exascale Systems

July 27, 2020

ZFP is a compressed representation of multidimensional floating-point arrays that are ubiquitous in high-performance computing. 

read more about reducing memory footprint and data movement

Computing Facility Construction

Lab breaks ground for exascale facility upgrades

June 22, 2020

To meet the needs of tomorrow’s supercomputers, NNSA's LLNL has broken ground on its ECFM project, which will substantially upgrade the mechanical and electrical capabilities of the Livermore Computing Center.

read more about—Exascale Computing Facility Modernization

Magma Supercomputer

Cooling Magma is a Challenge that LLNL Can Take On

June 3, 2020

With 5.4 petaflops of peak performance crammed into 760 compute nodes, that is a lot of computing capability in a small space generating a considerable amount of heat. 

read more about—Magma

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Working Remotely: The Spack Team

May 16, 2020

Elaine Raybourn interviews Todd Gamblin about the Spack project's experience working remotely.

read more about—Working Remotely: The Spack Team

Todd Gamblin

Flexible Package Manager Automates Supercomputer Software Deployment

April 28, 2020

Spack is an open-source product that has become very well known in the high-performance computing (HPC) community because of the value it adds to the software deployment process.

read more about—Spack

Upgrades for LLNL supercomputer from AMD, Penguin Computing aid COVID-19 research

April 21, 2020

Under a new agreement, AMD will supply upgraded graphics accelerators for Lawrence Livermore National Laboratory’s Corona supercomputing cluster, expected to nearly double the system’s peak compute power. 

read more about supercomputer upgrades aiding COVID-19 research

Coronavirus model

New partnership to Unleash U.S. Supercomputing Resources in the Fight Against COVID-19

March 23, 2020

The White House announced the launch of the COVID-19 HPC Consortium to provide COVID-19 researchers worldwide with access to the world’s most powerful high performance computing resources that can significantly advance the pace of scientific discovery in the fight to stop the virus.

read more about our COVID-19 response

Magma Supercomputer

LLNL Highlights Magma’s Role in NNSA’s Computing Arsenal

March 11, 2020

This week, LLNL highlighted one of the latest additions to its computing arsenal: Magma. Magma is a Penguin Computing “Relion” system comprised of 752 nodes with Intel Xeon Platinum 9242 (Cascade Lake-AP) processors. The cluster has 293 terabytes of memory, liquid cooling provided by CoolIT Systems and an Intel Omni-Path interconnect.

read more about Magma

LLNL and HPE to partner with AMD on El Capitan, Projected as World’s Fastest Supercomputer

March 4, 2020

Lawrence Livermore National Laboratory (LLNL), Hewlett Packard Enterprise (HPE) and Advanced Micro Devices Inc. (AMD) today announced the selection of AMD as the node supplier for El Capitan, projected to be the world’s most powerful supercomputer when it is fully deployed in 2023.

read more about—El Capitan

Cosmin Petra and Ignacio Aravena

Lab Team Sizzles at DOE Grid Optimization Competition

February 27, 2020

LLNL bested more than two dozen teams to place first overall in Challenge 1 of the DOE Grid Optimization Competition, aimed at developing a more reliable, resilient, and secure U.S. electrical grid.

read more about—Lab Team Sizzles at DOE Grid Optimization Competition

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Podcast: Future Architectures, First-Rate Discretization Libraries

February 26, 2020

Led by LLNL's Tzanio Kolev, the Center for Efficient Exascale Discretizations (CEED) is a hub for high-order mathematical methods to increase application efficiency and performance.

read more about—new architectures and high-order discretizations

TFinity Spectra Tape Library

Upgraded Data Archives Position Lab for Exascale Era

January 30, 2020

LLNL is now home to the world’s largest Spectra TFinity system, following a complete replacement of the tape library hardware that supports Livermore’s data archives.

read more about our newest archive

Ulrike Meier Yang being interviewed

Optimizing Math Libraries to Prepare for Exascale Computing

January 2, 2020

This episode of Let’s Talk Exascale takes a brief look at the xSDK4ECP and hypre projects within the Software Technology research focus area of the US Department of Energy’s Exascale Computing Project (ECP).

read more about—Math Libraries for Exascale