====== Software ======

Members of our [[http://ft.ornl.gov|Future Technologies]] group are actively involved in software development. Over the years, we have developed or made sizable contributions to the following software packages:

====== Programming Models, System Software ======

  - ARMCI            - Aggregate Remote Memory Copy (ARMCI) library is to provide a general-purpose, efficient, and widely portable remote memory access (RMA) operations (one-sided communication) optimized for contiguous and noncontiguous (strided, scatter/gather, I/O vector) data transfers   - Vinod Tipparaju   - [[http://www.emsl.pnl.gov/docs/global/|home page]] 
  - AutoPilot (University of Illinois, Urbana Champaign)     -Toolkit for developing adaptive system software.                 - Jeffrey Vetter    - [[http://portal.acm.org/citation.cfm?id=823218&dl=ACM&coll=portal|publication]]; [[http://www.renci.org/resources/software/autopilot/|home page]]                                         
  - Autopilot (KBS Software)       - Automated system performance tuner                              - Philip Roth       - [[http://www.kbs-software.com|KBS Software]]((Roth was part of the Autopilot development team when it was a product sold by Chen Systems, Inc. Autopilot is now sold and maintained by KBS Software, LLC.)) 
  - DataExchange     - communication infrastructure supporting high performance interactive and collaborative applications   - Jeffrey Vetter   -  [[http://dx.doi.org/10.1016/S0167-8191(98)00074-X|paper]] - 
  - Global Arrays    - Efficient and portable “shared-memory” programming interface for distributed-memory computers     - Vinod Tipparaju   - [[http://www.emsl.pnl.gov/docs/parsoft/armci/  - home page]] 
  - GrADS            - Support for deploying numerical libraries for the grid within GrADS project   - Kenneth Roche   - [[http://icl.cs.utk.edu/grads/|ICL GrADS page]] |
  - LA-MPI   - The Los Alamos Message Passing Interface   - Weikuan Yu   - [[http://public.lanl.gov/lampi/|home page]]   - 
  - MRNet          - Tree-based overlay network for scalable tools and applications   - Philip Roth       - [[http://www.paradyn.org/mrnet|home page]]       
  - MVAPICH/MVAPICH2   - MPI over InfiniBand and iWARP    - Weikuan Yu   - [[http://mvapich.cse.ohio-state.edu/|home page]] 

====== Performance and Correctness Tools ======

  - mpiP           - Lightweight, scalable MPI profiling tool                       - Jeffrey Vetter, Philip Roth  - [[http://mpip.sourceforge.net/|home page]]
  - Modeling Assertions - Toolkit for building symbolic performance models of scientific applications - Jeffrey Vetter, Sadaf Alam - - 
  - Pablo          - Parallel performance measurement and analysis tool             - Philip Roth, Jeffrey Vetter     - [[http://www.renci.org/focus-areas/project-archive/pablo|home page]] -
  - Paradyn        - Parallel performance tool with automated performance diagnosis - Philip Roth     - [[http://www.paradyn.org|home page]]       -
  - Umpire   - Runtime correctness tool for MPI applications - Jeffrey Vetter - - 

====== Parallel Storage and Filesystems ======

  - NFS over RDMA - Open Solaris NFS over RDMA - Weikuan Yu - [[http://nowlab.cse.ohio-state.edu/projects/nfsrdma/index.html|home page]] -
  - OPAL - Opportunistic MPI-IO Driver for Lustre - Weikuan Yu, Jeffrey Vetter - [[http://ft.ornl.gov/projects/io|Publications]]; Code released in [[http://mvapich.cse.ohio-state.edu/|MVAPICH]] & [[http://www.mcs.anl.gov/mpi/mpich/|MPICH2]]; More updates to come. -

====== Numerical Software ======

  - GPS (General-Purpose Solver) - Solves [A]{x} = {B} for Sparse/Dense, Real/Complex Matrix coefficients - Olaf Storaasli     - [[http://ft.ornl.gov/~olaf/GPS.html|Home Page]]((Olaf developed GPS while at NASA Langley Research Center, Hampton, VA assisted by NASA contractor Majdi Baddourah, now at ARAMCO in Saudi Arabia.)) -
  - LAPACK for Clusters - Easy to use, high-performance LAPACK routines for distributed memory computers                 - Kenneth Roche   - [[http://icl.cs.utk.edu/lfc/|home page]] -

====== Visualization ======

  - VisIt          - Parallel visualization and graphical analysis tool             - Jeremy Meredith - [[http://www.llnl.gov/VisIt/|home page]]   -