Topic: HPC Systems and Software

The Lab welcomed the operational launch of its Lynx supercomputing cluster that will handle modeling and simulation efforts for the country’s nuclear stockpile.

Learn how to use a modern, open-source HPC software stack! During July through September, join our tutorials on how to install and use several projects on AWS EC2 instances (provided). All experience levels are welcome.

LLNL participates in the ISC High Performance Conference (ISC26) on June 22–26.

Advancing the pace of computational science through workflow efficiencies and optimized resource management.

A complex system of cooling towers, chillers, pumps, heat exchangers, sensors and more than 2,000 feet of pipes all work together to remove heat from the liquid-cooled exascale supercomputer El Capitan.

An integrated suite of software libraries combining instrumentation and runtime-controlled measurement with scalable analysis of performance profiles for HPC applications.

The LLNL Archives reveal a surprising history of computing chess innovation and competition.

LLNL participates in the International Parallel and Distributed Processing Symposium (IPDPS) on May 25–29.

Highlights include turbulent flows, virtual reality, correctness checkers, and AI for chemistry.

LLNL staff are heading to the National Laboratories Information Technology Summit (NLIT) on May 4–7.

Thanks to SCR, jobs run more efficiently, recover more work upon failure, and reduce load on critical shared resources.

This R&D 100 award-winning software solves HPC bottlenecks by enabling resource types, schedulers, and framework services to be deployed as needs evolve.

The Big Ideas Lab dives into the High Performance Computing for Energy Innovation program, a collaboration between national labs and private industry that tackles complex industrial challenges with computational science.

Six LLNL Computing researchers have been named Distinguished Members of Technical Staff in recognition of their extraordinary scientific and technical contributions.

To learn more about the work taking place at Livermore Computing and the potential this has for a wide range of real-world applications, The Innovation Platform spoke to LLNL’s Deputy for High Performance Computing, Judy Hill.

FGPU provides code examples that port FORTRAN codes to run on IBM OpenPOWER platforms like LLNL's Sierra supercomputer.

An LLNL-led team is using 700,000 node-hours of Department of Energy HPC resources to improve developer productivity.

Our researchers will be well represented at the SIAM Conference on Parallel Processing for Scientific Computing (PP26) on March 3–6. SIAM is the Society for Industrial and Applied Mathematics with an international community of more than 14,000 individual members.

The National Nuclear Security Administration’s high performance computing environments rely on a unified, scalable operating system.

Computer scientist Peter Lindstrom received the 2025 IEEE VIS Test of Time Award for his 2014 paper on near-lossless data compression, recognizing its lasting influence on the field of scientific visualization and HPC.

During the weeklong conference, attendees visiting the Department of Energy’s booth were treated to two technical demonstrations and a talk by LLNL staff.

Researchers are using LLNL’s unclassified supercomputers to delve into complex scientific questions such as uncovering how protein interactions are linked to cancer, shedding light on mysterious dark matter, and understanding the shifting dynamics of seismic waves.

A sophisticated, cost-effective framework combines HPC, ML models, and mathematical algorithms to optimize power grid stability and security.

Highlights include innovative solutions for contact mechanics, HPC optimization, quantum dynamics, and carbon capture.

LLNL’s presence, which included dozens of sessions, including tutorials, workshops, paper presentations and birds-of-a-feather meetings was felt across virtually every major event of the week.