This page lists changes to the product that are reflected in the documentation. For a list of all changes, refer to the
Release Notes.
Intel® MPI Library 2021.10 (Intel® oneAPI 2023.2)
- Added new environmental variable
_MPI_OFI_MATCH_COMPLETE to the OFI*-capable Network Fabrics Control page.
- Added the compiler-specific MPI wrappers:
mpiicpx and
mpiicx to the Compiler Commands page.
- Added new environmental variable
I_MPI_OFFLOAD_PIN to the GPU Pinning page.
- Added the
I_MPI_OFI_NIC_LIST CVAR to the Other Environment Variables page.
- Added new
Cray's PALS
PMIx feature to the Job Schedulers Support.
Additionally, minor updates have been made to fix inaccuracies in the document and improve user experience.
Intel® MPI Library 2021.9 (Intel® oneAPI 2023.1)
- Added new environmental variable
I_MPI_EXTRA_FILESYSTEM_NFS_DIRECT to Other Environment Variables page.
- Added the following CVARs:I_MPI_OFFLOAD_COPY_COLL_MAX_SIZE, I_MPI_OFFLOAD_FAST_MEMCPY_COLL, I_MPI_OFFLOAD_FAST_MEMCPY_COLL_MAX_SIZE to GPU Buffers Support page.
Intel® MPI Library 2021.8 (Intel® oneAPI 2023.0)
- Added
I_MPI_SPAWN function.
- Added the following CVARs:
I_MPI_OFFLOAD_SYMMETRIC,
I_MPI_OFFLOAD_RDMA,
I_MPI_OFFLOAD_FAST_MEMCPY,
I_MPI_OFFLOAD_IPC.
- Changed default value of
I_MPI_OFFLOAD_PIPELINE_THRESHOLD variable.
Intel® MPI Library 2021.7.1 (Intel® oneAPI 2022.4)
- No documentation changes.
Intel® MPI Library 2021.7 (Intel® oneAPI 2022.3)
- No documentation changes.
Intel® MPI Library 2021.6 (Intel® oneAPI 2022.2)
- I_MPI_OFFLOAD enables all GPU features including Intel MPI GPU pinning
- Multi-rail support: I_MPI_MULTIRAIL enables multi-rail capability and is used to identify NICs serviced by the provider and to pick one on the same NUMA.
Intel® oneAPI 2021.5
- Converged
release and
release_mt libraries. All features previously available in
release_mt only are available in
release library.
- Added
hcoll argument for
I_MPI_COLL_EXTERNAL.
- Added
-prepend-timestamp option to Global Options topic.
- Added
I_MPI_COLL_DIRECT variable to I_MPI_ADJUST Family Environment Variables topic.
- Changed the
I_MPI_STARTUP_MODE default value to
pmi_shm_netmod.
- Changed the default pinning order to
bunch.
- Added new value for the I_MPI_SHM variable (icx).
Intel® oneAPI 2021.2
Additionally, minor updates have been made to fix inaccuracies in the document and improve user experience.
- No documentation changes.
Intel® oneAPI Gold
- Removed all content specific to Intel® Parallel Studio XE (see notice on title page).
- Added Intel® Ethernet 800 Series support.
- Added MPI + OpenMP offload examples.
- Added new algorithm for MPI_Sendrecv_replace (I_MPI_ADJUST_SENDRECV_REPLACE=2).
- Added I_MPI OFFLOAD variable to GPU Support topic.
- Reworked directory layout:
- Removed
intel64/.
- Mpivars.[c]sh and
mpi modulefile moved to
env/.
- Mpivars.[c]sh renamed to
vars.[c]sh.
- Removed deprecated symbolic links.
- Removed static libraries for debug configurations.