Center for Component Technology for Terascale Simulation Software (CCTTSS) 110 April 2002CCA Forum, Townsend, TN This work has been sponsored by the Mathematics,

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Center for Component Technology for Terascale Simulation Software (CCTTSS) 110 April 2002CCA Forum, Townsend, TN This work has been sponsored by the Mathematics, Information and Computational Sciences (MICS) Program of the U.S. Dept. of Energy, Office of Science. The Common Component Architecture (CCA) Forum and the Center for Component Technology for Terascale Simulation Software (CCTTSS) CCTTSS Tutorial Working Group

210 April 2002 Center for Component Technology for Terascale Simulation Software (CCTTSS) CCA Forum, Townsend, TN Contributors  Rob Armstrong, SNL (Presenter)  David Bernholdt, ORNL

310 April 2002 Center for Component Technology for Terascale Simulation Software (CCTTSS) CCA Forum, Townsend, TN Groups Behind the CCA CCA Forum  Set specifications for CCA components & frameworks  Promote and facilitate development of domain- specific “standard” interfaces  Meeting quarterly since 1998  Open membership  Superset of CCTTSS CCTTSS (DOE SciDAC ISIC)  Develop CCA technology from current prototype stage to full production environment  Increase understanding of how to use component arch. effectively in HPC environment  Participants:  Argonne, Livermore, Los Alamos, Oak Ridge, Pacific Northwest, and Sandia National Laboratories;  Indiana University, and University of Utah  CCA = Common Component Architecture  CCTTSS = Center for Component Technology for Terascale Simulation Software  SciDAC = Scientific Discovery through Advanced Computing  ISIC = Integrated Software Infrastructure Center

410 April 2002 Center for Component Technology for Terascale Simulation Software (CCTTSS) CCA Forum, Townsend, TN CCA Forum Working Groups  Component Deployment (Scott Kohn, LLNL)  Build environment, component repository  MxN (Jim Kohl, ORNL)  Develop specifications for MxN parallel redistribution port  Scientific Data Components (Lori Freitag, ANL)  Basic Scientific Data Object (David Bernholdt, ORNL)  Raw Data, Local Arrays, Distributed Array Descriptors, Distributed Arrays  Unstructured Mesh (Lori Freitag, ANL)  Collaboration with SciDAC TSTT Center  Structured AMR (Phil Colella, LBNL)  Collaboration with SciDAC APDEC Center  Tutorials (David Bernholdt, ORNL)

510 April 2002 Center for Component Technology for Terascale Simulation Software (CCTTSS) CCA Forum, Townsend, TN CCTTSS Resarch and Development Agenda (1/2)  Frameworks (Lead: Scott Kohn, LLNL)  Integration of prototype frameworks  Language interoperability tools  Component deployment  Scientific Components (Lead: Lois McInnes, ANL)  Abstract interfaces and component implementations  Scientific data; Linear, nonlinear, and optimization solvers; Steering and visualization; Multi-threading and load redistribution; Fault tolerance  Quality of service research

610 April 2002 Center for Component Technology for Terascale Simulation Software (CCTTSS) CCA Forum, Townsend, TN CCTTSS Resarch and Development Agenda (2/2)  MxN Parallel Data Redistribution (Lead: Jim Kohl, ORNL)  Basic MxN interface and component implementation  Higher-level coupling (units, grid interpolation, etc.)  “Automatic” MxN via framework, parallel RMI  Outreach and Applications Integration (Lead: David Bernholdt, ORNL)  General education and awareness  Strong liaison with adopting groups  Chemistry and Climate work within CCTTSS

710 April 2002 Center for Component Technology for Terascale Simulation Software (CCTTSS) CCA Forum, Townsend, TN InstitutionFrameworks Scott Kohn, LLNL Parallel Components Lois McInnes, ANL MxN Jim Kohl, ORNL Applications David Bernholdt, ORNL ANL Lois Curfman McInnes Low-level servicesData Components Optimization Nonlinear Solvers Climate Indiana Dennis Gannon Distributed Framework Linear Solvers LANL Craig Rasmussen Component LLNL Scott Kohn Language Interoperability Component Repository Framework ORNL David Bernholdt, Jim Kohl Fault Tolerance Visualization and Steering ComponentClimate Liaison PNNL Jarek Nieplocha Data ComponentsChemistry SNL Rob Armstrong (Lead PI) SCMD FrameworkData ComponentsChemistry Utah Steve Parker Builder Service Thread Safety GUI ComponentFramework

810 April 2002 Center for Component Technology for Terascale Simulation Software (CCTTSS) CCA Forum, Townsend, TN Information Pointers    Mailing list: (to join visit listinfo/cca-forum/  Lead PI:  All Pis:  Your local PI  Focus Area Lead  Working Group Chair