Open MPI 1.6.5 / 1.7.4

A High Performance Message Passing Library
Open MPI
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Open MPI is a library that combines resources and technologies from different projects such as FT-MPI, LAM/MPI, PACX-MPI and LA-MPI in order to build the best MPI library available.

A completely new MPI-2 compliant implementation, Open MPI offers advantages for software and system vendors, computer science researchers, and application developers.

Main features:

  • Full MPI-2 standards conformance
  • Thread safety and concurrency
  • Dynamic process spawning
  • High performance on all platforms
  • Reliable and fast job management
  • Network and process fault tolerance
  • Support data and network heterogeneity
  • Single library supports all networks
  • Run-time instrumentation
  • Many job schedulers supported
  • Many OS's supported (32 and 64 bit)
  • Production quality software
  • Portable and maintainable
  • Tunable by installers and end-users
  • Extensive user and installer guides
  • Internationalized error messages
  • Component-based design, documented APIs
  • CPAN-like tool for component management
  • Active, responsive mailing list
  • Open source license based on the BSD license

last updated on:
February 7th, 2014, 8:52 GMT
license type:
BSD License 
developed by:
Jeff Squyres
ROOT \ System \ Clustering and Distributed Networks
Open MPI
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2 Screenshots
Open MPI
What's New in version 1.7.4
  • Process affinity is now used by default.
  • Support was provided for all remaining MPI-3 functionality except MPI-3 one-sided semantics: all remaining non-blocking collectives, neighborhood collectives, const and [] array notation, non-blocking communicator duplication, and non-collective communicator creation.
  • SCIF communication support with the Intel Phi was added.
  • New Java MPI bindings were provided.
read full changelog

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