Teleconference 2019-09-04

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Attendees: Ken Moreland (SNL), Rob Maynard (Kitware), Matt Larsen (LLNL), Dave Pugmire (ORNL), Nick Davis (SNL), Allie Vacanti (Kitware), Ollie Lo (LANL)

ECP Updates

  • ECP review coming up
    • September 26, 5:45 ET
    • Slides will be posted soon
  • Capability Assessment Report (CAR) also coming up
    • Will update from last year
  • KPP-3 will undergo another iteration
    • There will be a standard scoring system
    • It will likely be similar, but not accumulative

ECP deliverable updates


  • [MS-19/09] Path Geometry
    • Done
    • Might need to document poly line
  • [MS-20/01] Lightweight Cell Library
    • Have implementations for all the cells
  • [MS-20/02] Specialized Data Models
    • Just need documentation from Mark
  • [MS-20/05] Cell Metrics
    • Implementations for 18 metrics.
      • Not all tested thoroughly
    • New student Sam Schwartz is getting up to speed
  • [MS-20/06] Contouring
    • All 3D cells have been covered
    • Still need 2D and 1D
    • It means that we have to change from CellSetSingleType to CellSetExplicit
      • Rob still wants to have a special case for structured cell sets
    • Added a tangle field source to help with testing
  • [MS-20/07] Advanced Flow Algorithms
    • Done

Rountable notes

Discussion on Aurora/Frontier porting. OpenMP 5 vs Kokkos/Sync/HIP. OpenMP 5 first. Investigate HIP later.

What issues are we facing? Lots of unknowns, compile times an issue, virtual methods may be removed. We may need to add a milestone addressing compile times.