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| author | MuQun Yang <ymuqun@hdfgroup.org> | 2005-04-15 20:20:50 (GMT) |
|---|---|---|
| committer | MuQun Yang <ymuqun@hdfgroup.org> | 2005-04-15 20:20:50 (GMT) |
| commit | ffb8a86cf6ec498c39d874323c2ed37d34aaa951 (patch) | |
| tree | ba0826331d0b067a7202c37b07c8503d504f0baf | |
| parent | 089fc7f7db89823de38ce3f23a5a0b4a131f4601 (diff) | |
| download | hdf5-ffb8a86cf6ec498c39d874323c2ed37d34aaa951.zip hdf5-ffb8a86cf6ec498c39d874323c2ed37d34aaa951.tar.gz hdf5-ffb8a86cf6ec498c39d874323c2ed37d34aaa951.tar.bz2 | |
[svn-r10614] Purpose:
Adding supporting decription for collective irregular selection IO,
scaleoffset filter, N-bit filter and updating compiler supported on
windows.
Description:
Solution:
Platforms tested:
Misc. update:
| -rw-r--r-- | release_docs/RELEASE.txt | 48 |
1 files changed, 41 insertions, 7 deletions
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt index 6f94f4d..fb210b1 100644 --- a/release_docs/RELEASE.txt +++ b/release_docs/RELEASE.txt @@ -81,6 +81,44 @@ New Features Library: -------- + - HDF5 supports collective MPI-IO for irregular selection with HDF5 + dataset. Irregular selection is when users use H5Sselect_hyperslab + more than once for the same dataset. + Currently, not all MPI-IO packages support complicated MPI derived + datatype used in the implementation of irregular + selection INSIDE HDF5. + DEC 5.x is not supporting complicated derived datatype. + For AIX 5.1, + if your poe version number is 3.2.0.22 or higher, + please edit powerpc-ibm-aix5.x under hdf5/config, + Find the line with + << hdf5_mpi_complex_derived_datatype_works>> + and comment out this line before the configure. + check poe version with the following command: + lpp -l all | grep ppe.poe + with IRIX 6.5, + if your C compiler version is 7.4 or higher, + please edit irix6.x under hdf5/config, + Find the line with + << hdf5_mpi_complex_derived_datatype_works>> + and comment out this line before the configure. + check cc version with the following command: + cc -version + KY - 2005/04/15 + - HDF5 N-bit filter + HDF5 support N-bit filter from this version, + The N-Bit filter is used effectively for compressing data of N-Bit + datatype as well as compound and array datatype with N-Bit fields. + KY - 2005/04/15 + - HDF5 scaleoffset filter + HDF5 supports scaleoffset filter for users to do data + compression through HDF5 library. + Scale-Offset compression performs a scale and/or offset operation + on each data value and truncates the resulting value to a minimum + number of bits and then stores the data. + Currently only integer datatype + is supported. Please check the HDF5 reference manual for this. + KY - 2005/04/15 - Retired SRB vfd (--with-srb). Functions H5Pset_fapl_srb and H5Pget_fapl_srb were removed. EIP - 2005/04/07 - Retired GASS vfd (--with-gass). Functions H5Pset_fapl_gass and @@ -540,14 +578,10 @@ Platforms Tested IA-64 Linux 2.4.16 ia64 gcc version 2.96 20000731 Intel(R) C++ Version 7.0 Intel(R) Fortran Compiler Version 7.0 - Windows 2000 (NT5.0) MSVC++ 6.0 - MSVC++ .NET - DEC Visual Fortran 6.0 - Intel C and F90 compilers version 7.1 - Code Warrior 8.0 Windows XP MSVC++ 6.0 - MSVC++ .NET - DEC Visual Fortran 6.6 + MSVC++ .NET 2003, + Intel C++ Version 8.1 + DEC Visual Fortran 6.6c MAC OS X Darwin 6.5 gcc and g++ Apple Computer, Inc. GCC version 1161, based on gcc version 3.1 |