LLNL Computing’s ground-breaking research and development activities, innovative technologies, and world-class staff are often featured in various media outlets.
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
Source: YouTube
Video: Data compression for modern supercomputing applications
Unique among data compressors, zfp is designed to be a compact number format for storing data arrays in-memory in compressed form while still supporting high-speed random access.
Data Compression Data Science Multimedia Open-Source Software
Source: YouTube
Video: Vendor-agnostic power management
Variorum provides robust, portable interfaces that allow us to measure and optimize computation at the physical level: temperature, cycles, energy, and power. With that foundation, we can get the best possible use of our world-class computing resources.
HPC Systems and Software Multimedia Open-Source Software Performance, Portability, and Productivity Power Management
Source: LLNL News
LLNL and SambaNova Systems announce additional AI hardware to support Lab’s cognitive simulation efforts
The addition of the spatial data flow accelerator into LLNL’s Livermore Computing Center is part of an effort to upgrade the Lab’s cognitive simulation (CogSim) program.
Co-Design CogSim/AI/ML Hardware Data Science Emerging Architectures HPC Systems and Software Scientific ML
Source: LLNL Computing
Best paper winner finds the sources of calculation inconsistencies
Updating a compiler can affect how code runs, leading to inconsistencies in outputs and creating problems for scientists. A new tool automatically finds the sources of these inconsistencies.
Awards Compiler Technology HPC Systems and Software Open-Source Software
Source: Elastic
National lab uses Elastic to optimize performance of projected world's fastest supercomputer
The Lab was already using Elastic components to gather data from its HPC clusters, then investigated whether Elasticsearch and Kibana could be applied to all scanning and logging activities across the board.
Emerging Architectures HPC Architectures HPC Systems and Software Hybrid/Heterogeneous Information Technology Software Engineering
Source: LLNL News
Girls Who Code ‘Altamont Connection’ brings students from Livermore and Tracy to the Lab
High school students from Livermore and Tracy visited LLNL on May 5 for a first-of-its kind event bringing the two cities’ Girls Who Code (GWC) programs and others together on-site.
Source: Data Science Institute
Celebrating the DSI’s first five years
Since 2018, the Lab has seen tremendous growth in its data science community and has invested heavily in related research. Five years later, the Data Science Institute has found its stride.