diff options
Diffstat (limited to 'release_docs/RELEASE.txt')
| -rw-r--r-- | release_docs/RELEASE.txt | 77 |
1 files changed, 63 insertions, 14 deletions
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt index 9aba063..5e5f49c 100644 --- a/release_docs/RELEASE.txt +++ b/release_docs/RELEASE.txt @@ -1,4 +1,4 @@ -HDF5 version 1.9.79-FA_a5 currently under development +HDF5 version 1.9.80-FA_a5 currently under development ================================================================================ @@ -39,6 +39,15 @@ New Features Configuration: ------------- + - Added mpicc and mpif90 as the default C and Fortran compilers for Linux + systems when --enable-parallel is specified but no $CC or $FC is defined. + (AKC - 2011/2/7) + - Added a new configure option, "--enable-unsupported", which can + be used to stop configure from preventing the use of unsupported + configure option combinations, such as c++ in parallel or parallel + HDF5 with threadsafe. Use at your own risk, as it may result in a + library that won't compile or run as expected! + (MAM - 2010/11/17 - Bug 2061) - PHDF5 changed to use "mpiexec", instead of mpirun, as the default MPI applications startup command as defined in the MPI-2 definition, section 4.1. (AKC - 2010/6/11 - Bug 1921) @@ -76,6 +85,12 @@ New Features Library: -------- + - Added ability to cache files opened through external links. Added new + public functions H5Pset_elink_file_cache_size(), + H5Pget_elink_file_cache_size(), and H5Frelease_file_cache(). + (NAF - 2011/02/17) + - Removed all old code for Metraowerks compilers, bracketed by + __MWERKS__). Metraowerks compiler is long gone. (AKC - 2010/11/17) - Added support for threadsafety on windows using the windows threads library. Use the HDF5_ENABLE_THREADSAFE option in CMake while on a windows platform to enable this functionality. This is supported on @@ -249,6 +264,17 @@ Bug Fixes since HDF5-1.8.0 release Library ------- + - The datatype handler created with H5Tencode/decode used to have the + reference count 0 (zero). I have fixed it. It is 1 (one) now. + (SLU - 2011/2/18) + - Fixed a bug that caused big endian machines to generate corrupt files + when using the scale-offset filter with floating point data or + fill values. Note that such datasets will no longer be readable + by any machine after this patch. (NAF - 2010/02/02 - Bug 2131) + - Retrieving a link's name by index in the case where the link is + external and the file that the link refers to doesn't exist will + now fail gracefully rather than cause a segmentation fault. + (MAM - 2010/11/17) - Modified library to always cache symbol table information. Libraries version 1.6.3 have a bug which causes them to require this information for some operations. (NAF - 2010/09/21 - 1864) @@ -474,6 +500,20 @@ Bug Fixes since HDF5-1.8.0 release Tools ----- + - Fixed h5dump for skipping array indices every certain number + when the array type dataset is relatively big. The certain number + varies according to the size of array. Bug#2092 (JKM 2011/2/15). + - Fixed h5diff for the segfault when compares compound datasets + with combination of fixed length string types and vlen string types + in certain orders. bug#2089 (JKM 2010/12/28) + - Improve h5diff performance. 1) use HDmemcmp() before comparing each + elements. 2) replace expensive H5Tequals() calls 3) retrieve datatype + information at dataset level not each element level for compound + datasets + - Fixed h5ls to display nested compound type with curly bracket + when -S (--simple) option is used with -l (--label), so it shows + which member (in curly bracket) belong to which nested compound type + and make the output make sense. bug#1979 (JKM 2010/11/09) - Fixed h5diff to handle variable-length strings in a compound dataset correctly. (also variable-length string array in a compound dataset) Garbage values were displayed when h5diff compared multiple @@ -607,11 +647,12 @@ Bug Fixes since HDF5-1.8.0 release Platforms Tested ================ - AIX 5.3 xlc 7.0.0.8, 8.0.0.20, 9.0.0.4 - (LLNL Up) xlC 7.0.0.8, 8.0.0.20, 9.0.0.4 - xlf 9.1.0.8, 10.1.0.9, 11.1.0.7 - mpcc_r 7.0.0.8 - mpxlf_r 09.01.0000.0008 + AIX 6.1 xlc 11.1.0.3 + (NCSA BP) xlC 11.1.0.3 + xlf 13.1.0.3 + mpcc_r 11.1.0.3 + mpxlf_r 13.1.0.3 + FreeBSD 6.2-STABLE i386 gcc 3.4.6 [FreeBSD] 20060305 (duty) g++ 3.4.6 [FreeBSD] 20060305 gcc 4.2.1 20080123 @@ -686,10 +727,7 @@ Platform C F90 F90 C++ zlib SZIP parallel parallel SunOS5.10 64-bit n y n y y y SunOS5.10 32-bit n y n y y y -AIX-5.2 32-bit y y y y y y -AIX-5.2 64-bit y y y y y y -Cray XT3 (not tested - for this release) n n n n n n +AIX 6.1 32- and 64-bit n y n y y y Windows XP n y(3) n(3) y y y Windows XP x64 n y(3) n(3) y y y Windows Vista n y(3) n(3) y y y @@ -717,10 +755,7 @@ Platform Shared Shared Shared static- Thread- C libs F90 libs C++ libs exec safe SunOS 5.10 32-bit y y y x y SunOS 5.10 64-bit y y y x y -AIX-5.2 32-bit n n n x n -AIX-5.2 64-bit n n n x n -Cray XT3 (not tested - for this release) n n n x n +AIX 6.1 32- and 64-bit n n n x y Windows XP y y(3) y y n Windows XP x64 y y(3) y y n Windows Vista y y(3) y y y @@ -753,6 +788,20 @@ SuSe Linux 2.6.5 Known Problems ============== +* examples/run-all-ex.sh does not work on Cygwin. (NAF - 2011/02/11) + +* While working on the 1.8.6 release of HDF5, a bug was discovered that can + occur when reading from a dataset in parallel shortly after it has been + written to collectively. The issue was exposed by a new test in the parallel + HDF5 test suite, but had existed before that. We believe the problem lies with + certain MPI implementations and/or filesystems. + + We have provided a pure MPI test program, as well as a standalone HDF5 + program, that can be used to determine if this is an issue on your system. + They should be run across multiple nodes with a varying number of processes. + These programs can be found at: + http://www.hdfgroup.org/ftp/HDF5/examples/known_problems/ + * Parallel mode in AIX will fail some of the testcheck_version.sh tests where it treats "exit(134) the same as if process 0 had received an abort signal. This is fixed and will be available in the next release. AKC - 2009/11/3 |