- Update to 4.1.5:
- Fix crash in one -sided applications for certain process layouts.
- Update embedded OpenPMIx to version 3.2.4
- Backport patches to Libevent for CVE -2016 -10195, CVE -2016 -10196, and
CVE -2016 -10197. Note that Open MPI's internal libevent does not
use the impacted portions of the Libevent code base.
- SHMEM improvements:
- Fix initializer bugs in SHMEM interface.
- Fix unsigned type comparisons generating warnings.
- Fix use after clear issue in shmem_ds_reset.
- UCX improvements
- Fix memory registration bug that could occur when UCX was built
but not selected.
- Reduce overhead of add_procs with intercommunicators.
- Enable multi_send_nb by default.
- Call opal_progress while waiting for a UCX fence to complete.
- Fix data corruption bug in osc/rdma component.
- Fix overflow bug in alltoall collective
- Fix crash when displaying topology.
- Add some MPI_F_XXX constants that were missing from mpi.h.
- coll/ucc bug fixes.