Telecon: 2023 09 05

Updates (Since last meeting)

• Cyrus Added conduit_json_external protocol gen and parsing
  • https://github.com/LLNL/conduit/pull/1162
  • Schema that includes all leaf pointers.(need identified from Kitware discussion)
  • Allows you to parse a schema (Node::parse) to achieve a result just like Node::set_external
• Cyrus is working on an uberenv + spack update (enables spack newer than 0.19 and transition to spack environments)
  • Lots of work to smooth over how to use python packages in spack views.
  • https://github.com/LLNL/uberenv/issues/120
  • https://github.com/LLNL/uberenv/issues/123
  • active uberenv dev branch: https://github.com/LLNL/uberenv/tree/task/2023_08_uberenv_py_and_view_tweaks
• Justin has been working on materials support and matset improvements
• Cyrus used Blueprint to Silo to convert data from a sim code to a silo post processing code
• H5Z-ZFP released https://github.com/LLNL/H5Z-ZFP/releases/tag/v1.1.1
• New Silo will have max compat and max perf options, codes need to be aware of impact of these changes with respect to exchanging files.

Discussion:

• https://github.com/LLNL/conduit/issues/1151
• New carter interface will take device pointers, how will we handle in conduit cater?
• Arlie asked about Windows MSVC C++17 builds, added CI test(which is failing, but it's not a compilation issue)
  • https://github.com/LLNL/conduit/pull/1161
• Arlie has been working on helpers that display Conduit Nodes in various debuggers (totalview, etc)
  • https://github.com/LLNL/conduit/pull/1158
• Cyrus has been working on ideas for conduit device execution
  • https://github.com/LLNL/conduit/issues/1151

Future:

• Helpers to modify names of mesh bp entries (rename a topology, rename a field)
  • https://github.com/LLNL/conduit/issues/940
• Top level Mesh BP Transforms Interface:
  • https://github.com/LLNL/conduit/issues/932
• Explore ZFP (or even ZLIB) Compression in HDF5 for ML Ensemble Data (Floating Point Images / Regular Grids)
• Discuss: https://github.com/LLNL/conduit/issues/941