Intel® MPI Library Developer Reference for Windows* OS
This document reflects the updates for Intel® MPI Library 2019 release for Windows* OS:
The following latest changes in this document were made:
Intel MPI Library 2019
Document overhaul to align with supported functionality.
Removed the I_MPI_HARD_FINALIZE, I_MPI_MIC, I_MPI_ENV_PREFIX_LIST, I_MPI_TUNE*, I_MPI_ENV_PREFIX_LIST,I_MPI_JOB_FAST_STARTUP,I_MPI_FALLBACK, I_MPI_DAPL*, I_MPI_LARGE_SCALE_THRESHOLD, I_MPI_OFA*, I_MPI_TCP*, I_MPI_TMI* environment variables.
Removed the -hostos option from Local Options.
Added the I_MPI_OFI_LIBRARY_INTERNAL environment variable to OFI-capable Network Fabrics Control.
Added an option for setting MPI_UNIVERSE_SIZE to Global Options.
Added new collective operations to I_MPI_ADJUST Family Environment Variables.
Added new variables I_MPI_SHM_CELL_EXT_SIZE and I_MPI_SHM_CELL_EXT_NUM_TOTAL to Shared Memory Control.
Added impi_info utility.
Updated mpitune utility.
Intel MPI Library 2018 Update 3
Added new algorithms for I_MPI_ADJUST_ALLREDUCE to I_MPI_ADJUST Family.
Intel MPI Library 2018 Update 2
Improved shm performance with collective operations (I_MPI_THREAD_YIELD)
Bug fixes
Intel MPI Library 2018 Update 1
Minor changes.
Intel MPI Library 2018
Removed support of the Intel® Xeon Phi™ coprocessors (formerly code named Knights Corner).
I_MPI_DAPL_TRANSLATION_CACHE is now disabled by default
Intel MPI Library 2017 Update 2
Added the environment variable I_MPI_HARD_FINALIZE in Other Environment Variables.
Intel MPI Library 2017 Update 1
Topology-aware collective communication algorithms support (I_MPI_ADJUST Family).
Added a new algorithm for I_MPI_ADJUST_GATHER and related environment variable I_MPI_ADJUST_GATHER_SEGMENT (I_MPI_ADJUST Family).
Added the environment variable I_MPI_PORT_RANGE in Hydra Environment Variables.
Intel MPI Library 2017
Document layout changes.