From 90699af5f43f18af5e5f376ac28b86ca4bc92659 Mon Sep 17 00:00:00 2001 From: Jordan Henderson Date: Thu, 9 Aug 2018 11:26:10 -0500 Subject: RELEASE.txt changes for MPI updates --- release_docs/RELEASE.txt | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt index f4170ac..5af77f5 100644 --- a/release_docs/RELEASE.txt +++ b/release_docs/RELEASE.txt @@ -55,6 +55,23 @@ New Features (ADB - 2018/07/16) + - Added checks to CMake and Autotools for the following + MPI functions: + + MPI_Mprobe - Used for the Parallel Compression feature + MPI_Imrecv - Used for the Parallel Compression feature + + MPI_Get_elements_x - Used for the "big Parallel I/O" feature + MPI_Type_size_x - Used for the "big Parallel I/O" feature + + (JTH - 2018/08/02, HDFFV-10512) + + - Added section to the libhdf5.settings file to indicate + the status of the Parallel Compression and "big Parallel I/O" + features. + + (JTH - 2018/08/02, HDFFV-10512) + Library: -------- - @@ -226,6 +243,18 @@ Bug Fixes since HDF5-1.10.2 release (JTH - 2018/07/16, HDFFV-10467) + - Added checks of the defined MPI_VERSION to guard against usage of + MPI-3 functions in the Parallel Compression and "big Parallel I/O" + features when HDF5 is built with MPI-2. Previously, the configure + step would pass but the build itself would fail when it could not + locate the MPI-3 functions used. + + As a result of these new checks, HDF5 can again be built with MPI-2, + but the Parallel Compression feature will be disabled as it relies + on the MPI-3 functions used. + + (JTH - 2018/08/02, HDFFV-10512) + - Error checks in h5stat and when decoding messages h5stat exited with seg fault/core dumped when -- cgit v0.12