The Open MPI Team, representing a consortium of research, academic, and industry partners, is pleased to announce the release of Open MPI version 1.4.5. This release is mainly a bug fix release over the v1.4.4 release. We strongly recommend that all users upgrade to version 1.4.5 if possible.
Version 1.4.5 can be downloaded from the main Open MPI web site or any of its mirrors (mirrors will be updating shortly). Here is a list of changes in v1.4.5 as compared to v1.4.4 - Fixed the --disable-memory-manager configure switch. (** also to appear in 1.5.5) - Fix typos in code and man pages. Thanks to Fujitsu for these fixes. (** also to appear in 1.5.5) - Improve management of the registration cache; when full, try freeing old entries and attempt to re-register. - Fixed a data packing pointer alignment issue. Thanks to Fujitsu for the patch. (** also to appear in 1.5.5) - Add ability to turn off warning about having the shared memory backing store over a networked filesystem. Thanks to Chris Samuel for this suggestion. (** also to appear in 1.5.5) - Removed an unnecessary memmove() and plugged a couple of small memory leaks in the openib OOB connection setup code. - Fixed some QLogic bugs. Thanks to Mark Debbage from QLogic for the patches. - Fixed problem with MPI_IN_PLACE and other sentinel Fortran constants on OS X. (** also to appear in 1.5.5) - Fix SLURM cpus-per-task allocation. (** also to appear in 1.5.5) - Fix the datatype engine for when data left over from the previous pack was larger than the allowed space in the pack buffer. Thanks to Yuki Matsumoto and Takahiro Kawashima for the bug report and the patch. - Fix Fortran value for MPI_MAX_PORT_NAME. Thanks to Enzo Dari for raising the issue. - Workaround an Intel compiler v12.1.0 2011.6.233 vector optimization bug. - Fix issues on Solaris with the openib BTL. - Fixes for the Oracle Studio 12.2 Fortran compiler. - Update iWARP parameters for the Intel NICs. (** also to appear in 1.5.5) - Fix obscure cases where MPI_ALLGATHER could crash. Thanks to Andrew Senin for reporting the problem. (** also to appear in 1.5.5) -- Brad Benton Linux Technology Center, IBM