diff options
Diffstat (limited to 'RELEASE')
| -rw-r--r-- | RELEASE | 80 |
1 files changed, 42 insertions, 38 deletions
@@ -1,4 +1,4 @@ -Release information for hdf5-1.2.0 +Release information for hdf5-1.2.0beta ------------------------------------ CHANGES SINCE VERSION 1.0.1 @@ -86,6 +86,15 @@ Persistent Pointers Parallel Support ---------------- +* Improved parallel I/O performance. + +* Supported new platforms: Cray T3E, Linux, DEC Cluster. + +* Use vendor supported version of MPIO on SGI O2K and Cray platforms. + +* Improved the algorithm that translates an HDF5 hyperslab selection + into an MPI type for better collective I/O performance. + Tools ----- @@ -94,20 +103,16 @@ Tools show file addresses for raw data, to format output more reasonably, to show object attributes, and to perform a recursive listing, -* Enhancements to h5dump similar to h5ls. - -* An hdf5 to hdf4 converter. - - - - +* Enhancements to h5dump: support new data types added since previous + versions. +* h5toh4: An hdf5 to hdf4 converter. CHANGES SINCE THE Version 1.0.0 RELEASE * [Improvement]: configure sets up the Makefile in the parallel tests - suit (testpar/) correctly. (Tested for O2K only.) + suit (testpar/) correctly. * [Bug-Fix]: Configure failed for all IRIX versions other than 6.3. It now configures correctly for all IRIX 6.x version. @@ -463,43 +468,42 @@ Ragged Arrays (alpha) H5Rwrite - write to an array H5Rread - read from an array -This release has been tested on UNIX platforms only; specifically: -Linux, FreedBSD, IRIX, Solaris & Dec UNIX. + PLATFORMS SUPPORTED + ------------------- - RELEASE INFORMATION FOR PARALLEL HDF5 - ------------------------------------- +Operating systems listed below with compiler information and MPI library, if +applicable, are systems that HDF5 1.2.0beta was tested. -* Current release supports independent access to fixed dimension datasets - only. + Compiler & libraries + Platform Information Comment + -------- ---------- -------- + + AIX 4.3.2 (IBM SP) -* The comm and info arguments of H5Cset_mpi are not used. All parallel - I/O are done via MPI_COMM_WORLD. Access_mode for H5Cset_mpi can be - H5ACC_INDEPENDENT only. + FreeBSD 3.2 gcc 2.8.1 -* This release of parallel HDF5 has been tested on IBM SP2 and SGI - Origin 2000 systems. It uses the ROMIO version of MPIO interface - for parallel I/O supports. + HP-UX 10.20 cc A.10.32.03 -* Useful URL's. - Parallel HDF webpage: "http://hdf.ncsa.uiuc.edu/Parallel_HDF/" - ROMIO webpage: "http://www.mcs.anl.gov/home/thakur/romio/" + IRIX 6.5 cc 7.2.1 -* Some to-do items for future releases - support for Intel Teraflop platform. - support for unlimited dimension datasets. - support for file access via a communicator besides MPI_COMM_WORLD. - support for collective access to datasets. - support for independent create/open of datasets. + IRIX64 6.5 (64 & n32) cc 7.30 + mpt.1.3 (SGI MPI 3.2.0.0) + Linux (SuSE and RedHat) egcs-1.1.2 configured with + --disable-hsizet + OSF1 V4.0 DEC-V5.2-033 - PLATFORMS SUPPORTED - ------------------- + SunOS 5.6 cc 4.2 no optimization + gcc 2.8.1 + + SunOS 5.5.1 gcc 2.7.2 configured with + --disable-hsizet + TFLOPS O/S 1.0.4 cicc (pgcc Rel 1.7-6i) + mpich-1.1.2 with local changes + + Unicos 2.0.4.61 (T3E) cc 6.2.1.0 + mpt.1.3 - Platform(OS) C-Compiler Fortran-Compiler - ------------ ---------- ---------------- - Sun4(Solaris 2.5) CC SC4.0 f77 SC4.0 - SGI (IRIX v6.5) CC 7.21 f77 7.21 - SGI-Origin(IRIX64 v6.4-n32) CC 7.2.1.2m f77 7.2.1.2m - SGI-Origin(IRIX64 v6.4-64) CC 7.2.1.2m f77 7.2.1.2m + Windows/NT 4.0/SP3 MSVC++ 5.0 and 6.0 |