LLNL Computing’s ground-breaking research and development activities, innovative technologies, and world-class staff are often featured in various media outlets.
Source: YouTube
Video: How will El Capitan run?
Discover how the software architecture and storage systems that will drive El Capitan’s performance will help LLNL and the NNSA Tri-Labs push the boundaries of computational science.
Emerging Architectures Exascale HPC Systems and Software Multimedia Open-Source Software Performance, Portability, and Productivity Resource and Workflow Management Software Build and Installation Software Libraries Storage, File Systems, and I/O
Source: LLNL News
LLNL’s El Capitan debuted on new Top500 list of world’s most powerful supercomputers
Unveiled at the International Supercomputing Conference in Germany, the June 2024 Top500 lists three systems with identical components as registering 19.65 petaflops on the High Performance Linpack benchmark, ranking them among the world’s 50 fastest.
Awards Emerging Architectures Events Exascale HPC Systems and Software
Source: LLNL News
GUIDE team develops approach to redesign antibodies against viral pandemics
In a groundbreaking development for addressing future viral pandemics, a multi-institutional team involving LLNL researchers has successfully combined an AI-backed platform with supercomputing to r
AI/ML Biology/Biomedicine Collaborations Computational Science Data Science HPC Systems and Software Scientific ML
Source: LLNL News
UC/LLNL joint workshop sparks crucial dialogue on AI safety
Throughout the workshop, speakers, panelists and attendees focused on algorithm development, the potential dangers of superhuman AI systems and the importance of understanding and mitigating the risks to humans, as well as urgent measures needed to address the risks both scientifically and politically.
Source: LLNL Computing
ISC24 event calendar
LLNL participates in the ISC High Performance Conference (ISC24) on May 12–16.
Compiler Technology Debugging and Correctness Emerging Architectures Events HPC Systems and Software Hybrid/Heterogeneous Performance, Portability, and Productivity Programming Languages and Models Scientific Cloud Computing Software Build and Installation
Source: LLNL News
LLNL team accelerates multi-physics simulations with El Capitan predecessor systems
LLNL researchers have achieved a milestone in accelerating and adding features to complex multiphysics simulations run on GPUs, a development that could advance HPC and engineering.
Computational Math Computational Science Data Movement and Memory Emerging Architectures Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous Hydrodynamics Open-Source Software Performance, Portability, and Productivity
Source: YouTube
Video: Igniting scientific discovery with AI and supercomputing
LLNL’s fusion ignition breakthrough, more than 60 years in the making, was enabled by a combination of traditional fusion target design methods, HPC, and AI techniques.
AI/ML CogSim/AI/ML Hardware Computational Science Data Science Lasers and Optics Multimedia Scientific ML
Source: LLNL Computing
Road to El Capitan 6: Modern compilers
Compilers translate human-programmable source code into machine-readable code. Building a compiler is especially challenging in the exascale era.
Compiler Technology Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous Programming Languages and Models
Source: LLNL Computing
Road to El Capitan 7: Packaging for everyone
Backed by Spack’s robust functionality, the Packaging Working Group manages the relationships between user software and system software.
Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous Open-Source Software Software Build and Installation
Source: LLNL Computing
Road to El Capitan 10: Collaboration is key
The El Capitan Center of Excellence provides a conduit between national labs and commercial vendors, ensuring that the exascale system will meet everyone’s needs.
Co-Design Collaborations Emerging Architectures Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous
Source: LLNL Computing
Road to El Capitan 8: Prepping for performance
The Tools Working Group delivers debugging, correctness, and performance analysis solutions at an unprecedented scale.
Debugging and Correctness Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous Performance, Portability, and Productivity
Source: LLNL Computing
Road to El Capitan 9: Messaging and math
The advent of accelerated processing units presents new challenges and opportunities for teams responsible for network interconnects and math libraries.
Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous Networking and Interconnects Programming Languages and Models Software Engineering Software Libraries
Source: LLNL News
LLNL’s Yang honored among 2024 SIAM Class of Fellows
The Society for Industrial and Applied Mathematics (SIAM) announced the selection of Lawrence Livermore National Laboratory (LLNL) computational mathematician Ulrike Meier Yang as one of the 2024 Class of SIAM Fellows, the highest honor the organization bestows on its members.
Source: LLNL News
WiDS Livermore conference attendees network, share research and absorb wisdom
With over 90 people in attendance, including those attending online and in person, the WiDS Livermore conference was once again successful in facilitating the exchange of information and fresh idea
Source: LLNL News
Todd Gamblin named to HPCwire’s 'People to Watch' list for 2024
The high performance computing publication HPCwire has selected LLNL computer scientist Todd Gamblin as one of its “People to Watch” in HPC for 2024. The program recognized 12 HPC professionals who “play leading roles in driving innovation within their particular fields, making significant contributions to society as a whole.”
Source: Pleasanton Weekly
LLNL set to deploy world’s fastest supercomputer this year
The system will enable researchers from the National Nuclear Security Administration weapons design laboratories to create models and run simulations, previously considered challenging, time-intensive or impossible, for the maintenance and modernization of the United States’ nuclear weapons stockpile.
Source: YouTube
Video: Predicting climate change impacts on infrastructure
By taking weather variables such as wildfire, flooding, wind, and sunlight that directly impact the electrical grid into consideration, researchers can improve electrical grid model projections for a more stable future.
AI/ML Climate Computational Science Critical Infrastructure Cyber Security Data Science Multimedia
Source: LLNL Computing
Machine learning tool fills in the blanks for satellite light curves
MuyGPs helps complete and forecast the brightness data of objects viewed by Earth-based telescopes.
Computational Math Computational Science Data Science ML Theory Open-Source Software Scientific ML Software Engineering Space Science
Source: LLNL Computing
New research in time integration methods recognized at IEEE conference
Can novel mathematical algorithms help scientific simulations leverage hardware designed for machine learning? A team from LLNL’s Center for Applied Scientific Computing aimed to find out.
CogSim/AI/ML Hardware Computational Math Emerging Architectures ODE Methods
Source: Data Science Institute
WiDS Livermore returns for two events
The Lab is hosting two related WiDS events: First is a datathon on February 28, then the annual regional conference on March 13. These hybrid events are free and open to everyone.
Source: LLNL News
LLNL makes Glassdoor’s 2024 ‘Best Places to Work’ list
The Lab has been honored with a Glassdoor Employees' Choice Award, recognizing the Best Places to Work in 2024. This is the fifth award LLNL has earned in Glassdoor’s award program since its inception in 2009.
Source: LLNL Computing
Colorado College computer science students spend two immersive weeks at the Lab
Thirteen students traveled to Livermore in early December for a computer science course simulating pond ecology and evolution.
Biology/Biomedicine Computational Science Education Events Outreach Students
Source: LLNL Computing
Conference paper illuminates neural image compression
New research reveals subtleties in the performance of neural image compression methods, offering insights toward improving these models for real-world applications.
Source: LLNL News
Revolutionary tool speeds up GPU programs for scientific applications
An LLNL-led team has developed a method for optimizing application performance on large-scale GPU systems, providing a useful tool for developers running on GPU-based massively parallel and distributed machines.
Source: LLNL News
LLNL’s Woodward, Hill elected to key SIAM leadership positions
The Society for Industrial and Applied Mathematics (SIAM) announced the election of LLNL computational mathematician Carol Woodward as its president-elect and computational scientist Judy Hill as a council member for the organization.
Source: LLNL News
Record-setting SC23 builds mile-high momentum for exascale computing, AI, and the future of HPC
A record number of attendees—more than 14,000—experts, researchers, vendors and enthusiasts in the field of HPC descended on the Mile High City for the 2023 International Conference for High Performance Computing, Networking, Storage and Analysis, colloquially known as SC23.
AI/ML Data Science Emerging Architectures Events Exascale HPC Systems and Software
Source: LLNL News
LLNL’s Doerfert awarded IEEE Computer Society Early Career Researchers Award
Johannes Doerfert, a computer scientist in the Center for Applied Scientific Computing, was one of three researchers awarded the honor at SC23 in Denver.
Source: Data Science Institute
For better CT images, new deep learning tool helps fill in the blanks
LLNL researchers collaborated with Washington University in St. Louis to devise a state-of-the-art ML–based reconstruction tool for when high-quality computed tomography data is in low supply.
Source: LLNL News
LLNL-led SCREAM team clinches inaugural Gordon Bell Prize for climate modeling
An LLNL-led effort that performed an unprecedented global climate model simulation on the world’s first exascale supercomputer has won the first-ever Association for Computing Machinery (ACM) Gordon Bell Prize for Climate Modelling, ACM officials announced.
Awards Climate Collaborations Computational Science Exascale
Source: LLNL News
Spack receives prestigious HPCwire award at SC23
Leading HPC publication HPCwire presented Spack developers with the Editor's Choice Award for Best HPC Programming Tool or Technology at SC23.
Awards HPC Systems and Software Open-Source Software Software Build and Installation
Source: LLNL Computing
Computational math community gathers for annual workshop
The MFEM virtual workshop highlighted the project’s development roadmap and users’ scientific applications. The event also included Q&A, student lightning talks, and a visualization contest.
Computational Math Computational Science Discrete Mathematics Events Open-Source Software Outreach PDE Methods Software Libraries
Source: LLNL News
New commodity supercomputing clusters deployed at NNSA labs claim Top500 spots
The debut of the NNSA Commodity Technology Systems-2 computing clusters Dane and Bengal on the Top500 List of the world’s most powerful supercomputers brings the total of LLNL-sited systems on the list to 11, the most of any supercomputing center in the world.
Source: LLNL Computing
SC23 event calendar
LLNL is participating in the 35th annual Supercomputing Conference (SC23), which will be held both virtually and in Denver on November 12–17, 2023.
AI/ML Awards Biology/Biomedicine Climate Compiler Technology Computational Math Computational Science Data Movement and Memory Data Science Events Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous Open-Source Software Outreach Performance, Portability, and Productivity Programming Languages and Models Scientific Cloud Computing Scientific Visualization Software Build and Installation UQ and Statistics
Source: LLNL News
Data Days brings DOE labs together for discussions on data management and more
Data researchers, developers, data managers, and program managers from national laboratories visited LLNL to discuss the latest in data management, sharing, and accessibility at the 2023 DOE Data Days (D3) workshop.
Cloud Services Collaborations Data Management Data Science Events Information Technology
Source: LLNL News
LLNL’s Kailkhura elevated to IEEE senior member
The Institute of Electrical and Electronics Engineers (IEEE), the world’s largest technical professional organization, has elevated LLNL staff member Bhavya Kailkhura to the grade of senior member within the organization.
Source: LLNL Computing
LLNL continues to expand Girls Who Code outreach
Lawrence Livermore is celebrating nearly a decade of bringing the Girls Who Code program to local middle and high schools. Since standing up the effort in 2016, more than 900 students have participated in the clubs, and the offerings continue to expand.
Source: LLNL News
LLNL hosts thousands of enthusiastic explorers for Open House 2023
Nearly 19,000 employees and guests visited LLNL’s Open House 2023 on Oct. 21 and 22: an unprecedented crowd witnessing the Lab’s innovative science and technology up close.
Source: LLNL News
‘STEM Day at the Lab’ returns
LLNL welcomed more than 145 students from the Bay Area to ‘STEM Day at the Lab’ on October 6. STEM Day is a biannual daylong interactive event focused on STEM activities for students (grades 5-8) from underserved or disadvantaged communities.
Source: Science & Technology Review
S&TR highlight: High performance postdocs
In recent years, the Lab has boosted its recruiting profile even further by offering the prestigious Sidney Fernbach Postdoctoral Fellowship in the Computing Sciences. The fellowship fosters creative partnerships between new and experienced scientists. In short, it ensures an annual cycle that refreshes advanced research in computer sciences at the Lab.
Careers Computational Math Computational Science Data Science
Source: YouTube
Video: How LLNL’s exascale supercomputer came to be
Over several years, teams have prepared the infrastructure for El Capitan, designing and building the computing facility’s upgrades for power and cooling, installing storage and compute components and connecting everything together. Once all the pieces are in place, the life of El Cap as world-class supercomputer begins.
Emerging Architectures Exascale HPC Systems and Software Multimedia
Source: Exascale Computing Project
Alpine/ZFP addresses analysis, visualization, data reduction needs for exascale science applications
The Data and Visualization efforts in the DOE’s Exascale Computing Project provide an ecosystem of capabilities for data management, analysis, lossy compression, and visualization.
Data Compression Data Movement and Memory Data Science HPC Systems and Software Open-Source Software Scientific Visualization
Source: LLNL Computing
Robust verification of control system enables NIF software updates
NIF Computing deploys regular updates to its computer control systems to ensure NIF continues to achieve ignition.
Computational Science Lasers and Optics Software Engineering Software Quality Assurance
Source: LLNL News
Making a difference: From interns to LLNL employees
For Lab employees Mariah Martinez and Paige Jones of LLNL Computing, their journeys to the Lab started with an internship. They have continued their work as full-time employees, paving the way for others to make a difference at the Lab.
Source: LLNL Computing
ECP co-design center wraps up seven years of collaboration
The Center for Efficient Exascale Discretizations has developed innovative mathematical algorithms for the DOE’s next generation of supercomputers.
Co-Design Collaborations Computational Math Discrete Mathematics Emerging Architectures Exascale HPC Systems and Software Mathematical Optimization Open-Source Software PDE Methods Performance, Portability, and Productivity Proxy Apps Software Engineering
Source: LLNL Computing
Meeting of the minds: advanced math for the exascale era
Hosted at LLNL, the Center for Efficient Exascale Discretizations’ annual event featured breakout discussions, more than two dozen speakers, and an evening of bocce ball.
Climate Co-Design Computational Math Computational Science Discrete Mathematics Emerging Architectures Events Exascale HPC Systems and Software
Source: LLNL News
Lab scientists and engineers garner three awards for top inventions in R&D 100 competition
With this year’s results, the Lab has now collected a total of 179 R&D 100 awards since 1978. The awards will be showcased at the 61st R&D 100 black-tie awards gala on Nov. 16 in San Diego.
AI/ML Awards Biology/Biomedicine Computational Science Data Compression Data Science Exascale HPC Systems and Software Open-Source Software Performance, Portability, and Productivity Power Management
Source: LLNL News
LLNL scientists among finalists for new Gordon Bell climate modeling award
A team from LLNL and seven other DOE labs is a finalist for the new ACM Gordon Bell Prize for Climate Modeling for running an unprecedented high-resolution global atmosphere model on the world’s first exascale supercomputer.
Awards Climate Computational Science Emerging Architectures Exascale HPC Systems and Software
Source: YouTube
Video: Utilizing HPC to model, simulate, & mitigate wildfire risk
LLNL's Ian Lee joins a Dots and Bridges panel to discuss HPC as a critical resource for data assimilation and numerical weather prediction research.
Climate Computational Science Cyber Security HPC Architectures HPC Systems and Software Multimedia Open-Source Software Storage, File Systems, and I/O
Source: YouTube
Video: Ready for your LLNL internship?
Every year, LLNL welcomes hundreds of interns for an experiential, hands-on approach to learning. Working with some of the brightest minds in their fields, our interns have the opportunity to explore new projects, build their skills, connect with mentors, and integrate into Lab culture.
Source: R&D World
R&D 100 winners for 2023 are announced
LLNL's zfp and Variorum software projects are winners. LLNL is a co-developing organization on the winning CANDLE project.
Awards Data Compression Data Science HPC Systems and Software Open-Source Software Performance, Portability, and Productivity Power Management
Source: National Ignition Facility
LLNL Corones Award winners celebrated
LLNL physicist Tammy Ma and computational scientist Jeff Hittinger were recently celebrated for winning the Krell Institute’s James Corones Award in Leadership, Community Building, and Communication.
Source: Argonne National Lab
Making machine learning safer for biomedicine
Led by Argonne National Lab and including an LLNL collaborator, a research team aims to provide the security necessary to study life-threatening medical issues without violating patient privacy.
Source: LLNL Computing
Road to El Capitan 2: All the moving parts
Siting a supercomputer requires close coordination of hardware, software, applications, and Livermore Computing facilities.
Co-Design Emerging Architectures Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous Performance, Portability, and Productivity Resource and Workflow Management
Source: LLNL Computing
Road to El Capitan 3: The right operating system
The Tri-Lab Operating System Stack (TOSS) ensures other national labs’ supercomputing needs are met.
Co-Design Collaborations Emerging Architectures Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous
Source: LLNL Computing
Road to El Capitan 5: A framework for complex workflows
Flux, next-generation resource and job management software, steps up to support emerging use cases.
Emerging Architectures Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous Open-Source Software Resource and Workflow Management
Source: LLNL Computing
Road to El Capitan 1: It takes a village
Livermore Computing is making significant progress toward siting the NNSA’s first exascale supercomputer.
Co-Design Collaborations Emerging Architectures Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous
Source: LLNL Computing
Road to El Capitan 4: Storage in the exascale era
Innovative hardware provides near-node local storage alongside large-capacity storage.
Co-Design Collaborations Emerging Architectures Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous Open-Source Software Storage, File Systems, and I/O
Source: Science & Technology Review
LivIT meets the demand
Led by the guiding principles of simplicity, agility, and capability, Livermore Information Technology (LivIT) overcame technical challenges of the COVID-19 pandemic.
Access Management Business Applications and Support Cloud Services Collaboration and Productivity Tools Computer and Mobile Device Support Cyber Security Information Technology Network Engineering
Source: Science & Technology Review
Expediting research with Spack
A Laboratory-developed software package management tool, enhanced by contributions from more than 1,000 users, supports the high performance computing community.
Exascale HPC Systems and Software Open-Source Software Software Build and Installation
Source: LLNL Computing
Summer hackathon addresses Lab's many acronyms, plus other projects (SHALMA-POP)
This season’s hackathon featured Lab improvement projects, work tasks, and personal enrichment.
Source: LLNL News
Team reaches milestone in power grid optimization on world’s first exascale supercomputer
As part of the Exascale Computing Project’s ExaSGD project, a team including LLNL researchers ran HiOp, an open source optimization solver, on 9,000 nodes of Oak Ridge National Laboratory’s Frontier exascale supercomputer.
Computational Science Critical Infrastructure Cyber Security Exascale Open-Source Software
Source: LLNL News
Data Science Challenge tackles ML-assisted heart modeling
The event brought together 35 University of California students—ranging from undergraduates to graduate-level students from a diversity of majors—to work in groups to solve four key tasks, using actual electrocardiogram data to predict heart health.
AI/ML Biology/Biomedicine Computational Science Data Science Students
Source: LLNL Computing
Explainable artificial intelligence can enhance scientific workflows
Using explainable artificial intelligence techniques can help increase the reach of machine learning applications in materials science, making the process of designing new materials much more efficient.
AI/ML Computational Science Data Science Materials Science ML Theory Scientific ML Scientific Visualization
Source: LLNL Computing
VisIt project team adds color usability improvements
The Lab’s workhorse visualization tool provides expanded color map features, including for visually impaired users.
Data Science Open-Source Software Scientific Visualization Software Engineering
Source: LLNL Computing
CASC Newsletter | Vol 13 | July 2023
This issue highlights some of CASC’s contributions to making controlled laboratory fusion possible at the National Ignition Facility.
Collaborations Computational Math Data Science Lasers and Optics Scientific ML Scientific Visualization Transport
Source: software.llnl.gov
AWS tutorials are returning in August
Learn how to use LLNL software in the cloud. Throughout August, join our tutorials on how to install and use several projects on AWS EC2 instances. No previous experience necessary.
Education Events HPC Systems and Software Open-Source Software Outreach Scientific Cloud Computing Software Engineering Software Libraries
Source: LLNL Computing
Developer Day returns, in person and squeakier than ever
2023’s Developer Day was a two-day event for the first time, balancing an all-virtual technical program with a fully in-person networking day.
Careers Events Open-Source Software Software Applications Software Engineering
Source: Oak Ridge National Laboratory
UnifyFS team wins IPDPS award for open-source software
A research team from Oak Ridge and Lawrence Livermore national labs won the first IPDPS Best Open-Source Contribution Award for the paper “UnifyFS: A User-level Shared File System for Unified Access to Distributed Local Storage.”
Awards Collaborations HPC Systems and Software Open-Source Software Storage, File Systems, and I/O
Source: LLNL Computing
Improving models of clouds and atmospheric turbulence
With simple mathematical modifications to a common model of clouds and turbulence, LLNL scientists and their collaborators helped minimize nonphysical results.
Climate Collaborations Computational Math Computational Science
Source: LLNL News
HPC, AI, and CogSim helped LLNL conquer fusion ignition
The “crystal ball” that provided increased pre-shot confidence in LLNL's fusion ignition breakthrough involved a combination of detailed HPC design and a suite of methods combining physics-based simulation with machine learning—called cognitive simulation, or CogSim.
Source: LLNL News
Visionary report unveils ambitious roadmap to harness the power of AI in scientific discovery
The report lays out a comprehensive vision for the DOE Office of Science and NNSA to expand their work in scientific use of AI by building on existing strengths in world-leading high performance computing systems and data infrastructure.
AI/ML CogSim/AI/ML Hardware Data Science Emerging Architectures Scientific ML
Source: The Next Platform
Talking novel architectures and El Capitan with Lawrence Livermore
LLNL CTO Bronis de Supinski talks about how the Lab deploys novel architecture AI machines and provides an update on El Capitan.
CogSim/AI/ML Hardware Emerging Architectures Exascale HPC Architectures HPC Systems and Software Hybrid/Heterogeneous
Source: LLNL Computing
Investigation of disaggregated memory systems wins poster award
Splitting memory resources in high performance computing between local nodes and a larger shared remote pool can help better support diverse applications.
Awards Data Movement and Memory HPC Systems and Software Hybrid/Heterogeneous
Source: LLNL News
LLNL’s Diachin takes helm of DOE’s Exascale Computing Project
Lori Diachin will take over as director of the DOE’s Exascale Computing Project on June 1, guiding the successful, multi-institutional high performance computing effort through its final stages.
Source: Exascale Computing Project
Podcast: Siting the El Capitan exascale supercomputer
Livermore CTO Bronis de Supinski joins the Let's Talk Exascale podcast to discuss the details of LLNL's upcoming exascale supercomputer.
Emerging Architectures Exascale HPC Architectures HPC Systems and Software Multimedia