Intel® MPI Library 5.0 Initial Release Readme

The Intel® MPI Library is a high-performance interconnect-independent multi-fabric library implementation of the industry-standard Message Passing Interface, v3.0 (MPI-3.0) specification. This package is for MPI users who develop on and build for Intel® 64 architectures on Linux* and Windows*, as well as customers running on the Intel® Xeon Phi™ coprocessor on Linux*. You must have a valid license to download, install, and use this product.

The Intel® MPI Library 5.0 for Linux* and Windows* packages are now ready for download. The Intel® MPI Library is available as a stand-alone product and as part of the Intel® Cluster Studio XE. Please visit the Intel® Software Evaluation Center to evaluate this product.

New in this release:

  • Implemented the MPI-3 standard including but not limited to:
    • Non-blocking collective operations
    • Fast one-sided operations
    • Large counts for messages greater than 2GB
  • Improved application binary interface (ABI) compatibility between different MPI implementations on Linux* OS
  • Improved performance on Intel® Xeon™ E5 V2 and Intel® Xeon™ E7 V2 family processors out of the box
    • Additional performance optimizations for Intel® microarchitecture code name Haswell
  • Added support for the Hydra* process manager on Windows* OS by default
  • Added of the option I_MPI_JOB_RESPECT_PROCESS_PLACEMENT to honor process placement from job schedulers
  • Added new debug files linked from existing optimized single/multi-threaded libraries
    • Added .pdb files to get call stack when an application crashes on Windows* OS
  • Added support for Parallel Distributed Shell*
  • Allowed permuted entries in machine file when running a single instance of pmi-proxy
  • Added support for mixed operating systems in the Hydra process manager (Linux* OS and Windows* OS)
  • Several changes to the documentation:
    • Changed the Intel® MPI Library Getting Started Guide to Intel® MPI Library User's Guide
    • Added the Intel® MPI Library Getting Started page
    • Added the tutorial: MPI Tuner for Intel® MPI Library
  • Deprecations and removals (see here for more details):
    • Removed all IA-32 architecture support
    • Deprecated MPD and SMPD process managers
  • Various bug fixes for general stability and performance

Refer to the Intel® MPI Library 5.0 Release Notes for more details.

Contents:

  • Intel® MPI Library 5.0 for Linux*
    • File: l_mpi_p_5.0.0.028.tgz

      A File containing the complete product installation for Linux (x86-64bit/Intel® Xeon Phi™ coprocessor development)

    • File: l_mpi-rt_p_5.0.0.028.tgz

      A File containing the free runtime environment installation for Linux (x86-64bit/Intel® Xeon Phi™ coprocessor development)

  • Intel® MPI Library 5.0 for Windows*
    • File: w_mpi_p_5.0.0.028.exe

      A File containing the complete product installation for Windows (x86-64bit development)

    • File: w_mpi-rt_p_5.0.0.028.exe

      A file containing the free runtime environment installation for Windows (x86-64bit development)

Per informazioni più dettagliate sulle ottimizzazioni basate su compilatore, vedere il nostro Avviso sull'ottimizzazione.