Topic: Open-Source Software

In the third of three news features, LLNL-developed SCR software will contribute to the efficiency and effectiveness of the HPC leadership-class systems of tomorrow.

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In the second of three news features, LLNL-developed OpenZFS software will contribute to the efficiency and effectiveness of the HPC leadership-class systems of tomorrow.

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In the first of three news features, LLNL-developed Flux software will contribute to the efficiency and effectiveness of the HPC leadership-class systems of tomorrow.

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

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The RADIUSS (Rapid Application Development via an Institutional Universal Software Stack) project aims to lower cost and improve agility by encouraging adoption of our core open-source software products for use in institutional applications.

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LLNL's Ian Lee discusses the importance of open-source software and cloud computing for HPC centers and government agencies.

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Livermore’s hypre library of solvers makes larger, more detailed simulations possible by solving problems faster than ever before. It offers one of the most comprehensive suites of scalable parallel linear solvers available for large-scale scientific simulation.

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An LLNL-authored blog post describes the practice of continuous technology refreshment—the upgrade or replacement of infrastructure to deliver reliability, speed, capacity, and/or features.

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In this video from the 2019 Stanford HPC Conference, LLNL's Todd Gamblin presents "Spack – A Package Manager for HPC."

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Migrating 2 million lines of code is easier said than done. A Computation team discusses the logistics, challenges, and benefits of VisIt’s complicated migration.

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Umpire is a resource management library that allows the discovery, provision, and management of memory on next-generation architectures.

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Held in Washington, DC, the Earth System Grid Federation’s 8th annual face-to-face conference was a lively, fruitful affair.

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Users need tools that address the bottlenecks of exascale machines, work seamlessly with the programming models on the target machines, scale to the full size of the machine, provide the necessary automatic analysis capabilities, and be flexible and modular enough to overcome the complexities and changing demands of exascale architectures.

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This open-source file system framework supports hierarchical HPC storage systems by utilizing node-local burst buffers.

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Highlights include CASC director Jeff Hittinger's vision for the center as well as recent work with PruneJuice DataRaceBench, Caliper, and SUNDIALS.

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BLT software supports HPC software development with built-in CMake macros for external libraries, code health checks, and unit testing.

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MacPatch provides LLNL with enterprise system management for desktop and laptop computers running Mac OS X.

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A new software model helps move million-line codes to various hardware architectures by automating data movement in unique ways.

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Highlights include Computation’s annual external review, machine learning for ALE simulations, CFD modeling for low-carbon solutions, seismic modeling, and an in-line floating point compression tool.

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SOAR (Stateless, One-pass Adaptive Refinement) is a view-dependent mesh refinement and rendering algorithm.

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Sphinx, an integrated parallel microbenchmark suite, consists of a harness for running performance tests and extensive tests of MPI, Pthreads and OpenMP.

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Highlights include the HYPRE library, recent data science efforts, the IDEALS project, and the latest on the Exascale Computing Project.

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Apollo, an auto-tuning extension of RAJA, improves performance portability in adaptive mesh refinement, multi-physics, and hydrodynamics codes via machine learning classifiers.

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Large Linux data centers require flexible system management. At Livermore Computing, we are committed to supporting our Linux ecosystem at the high end of commodity computing.

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