Proxy apps serve as specific targets for testing and simulation without the time, effort, and expertise that porting or changing most production codes would require.
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.
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.
The open-source MFEM library enables application scientists to quickly prototype parallel physics application codes based on PDEs discretized with high-order finite elements.
PnMPI is a thin, low-overhead wrapper library that is automatically generated from mpi.h file and that can be linked by default.