Telecon: 2024 10 15

Updates:

• Arlie: Enh/Reduced Connectivity Example Mesh
• Brad: Fought MPI Tag Ids that were two big (new issue with cray)
• Justin: Added Blueprint Reader Species Support
• Base 64 Json Parsing issue related to null chars. #1326
• Conduit Dev Exec: Waiting for Cyrus to wire up RAJA
• VisIt released planned for end of October, Justin has built a beta on LC systems.
  • Beta has many fixes for writing blueprint files that will be in 3.4.2.
• Mark: Working on vetting HDF5 1.14.4 for us to update with VisIt and Silo.
  • There is an issue with H5Pset_libver_bounds, which may be an HDF5 bug.
  • https://github.com/HDFGroup/hdf5/issues/4849

Future:

• Conduit Device Execution Strategy (https://github.com/LLNL/conduit/issues/1151)
• Workflows that are using in-transit with near-node storage
• Learn how to talk to S3 object stores as an end point for Conduit Nodes. - Strategy for Object Storage (S3) (libcurl example https://github.com/cedricve/AWS-S3-Cpp-REST-API)
• Explore ZFP (or even ZLIB) Compression in HDF5 for ML Ensemble Data (Floating Point Images / Regular Grids)
• Stricter set semantics? https://github.com/LLNL/conduit/issues/941
• Blueprint Helpers:
  • Top level Mesh BP Transforms Interface: ( https://github.com/LLNL/conduit/issues/93)
  • Modify names of mesh bp entries (rename a topology, rename a field) (https://github.com/LLNL/conduit/issues/940).
• Blueprint to GLTF / ANARI.
• Blueprint to VTK