From zhouh at anl.gov Fri Jun 11 09:52:03 2021 From: zhouh at anl.gov (Zhou, Hui) Date: Fri, 11 Jun 2021 14:52:03 +0000 Subject: [mpich-announce] MPICH 4.0a2 Released Message-ID: A new alpha release of MPICH, 4.0a2, is now available for download. This is the second alpha release in the 4.0 series. This release contains full implementations for the just-published MPI 4.0 specification. It also includes a significant amount of bug fixes and enhancements in GPU and threading support. The release is fully backward compatible. You can find the release on our downloads page (https://www.mpich.org/downloads/). Users are welcome to test this release. Regards, The MPICH team =============================================================================== Changes in 4.0 =============================================================================== # All MPI-4 APIs have been implemented. Major MPI-4 features include MPI sessions, partitioned point-to-point communications, events in the MPI tool information interface, large-count functions, persistent collectives, MPI_Comm_idup_with_info, MPI_Isendrecv and MPI_Isendrecv_replace, MPI_Info_get_string, MPI_Comm_split_type with new split_type -- MPI_COMM_TYPE_HW_GUIDED and MPI_COMM_TYPE_HW_UNGUIDED. # Add QMPI (experimental) support. # Add MPIX_Delete_error_{class,code,string}. # MPI_Info objects can be accessed before MPI_Init{_thread}. # Generate C API interface functions including man page notes and error checking using Python scripts. # Generate Fortran mpi_f08 binding using Python scripts. # Support explicit --without-cuda configure option. # Drop support for UCX version < 1.7.0. # Configure now optionally require Python 3 (when F08 is enabled). # Multi-NIC support in ch4:ofi. A full list of changes is available at the following link: http://www.mpich.org/static/downloads/4.0a2/shortlog -------------- next part -------------- An HTML attachment was scrubbed... URL: