diff options
| author | Quincey Koziol <koziol@hdfgroup.org> | 2002-05-13 20:21:59 (GMT) |
|---|---|---|
| committer | Quincey Koziol <koziol@hdfgroup.org> | 2002-05-13 20:21:59 (GMT) |
| commit | c5a9d502a3e9a1ac3fdb56d946b3b466b32bad4b (patch) | |
| tree | 35044db27d80ffa8d102e224e80d47696b6ec545 /src/H5FDmpio.h | |
| parent | d07e0dd9a3d98981ba49c1a39998faf7cb522075 (diff) | |
| download | hdf5-c5a9d502a3e9a1ac3fdb56d946b3b466b32bad4b.zip hdf5-c5a9d502a3e9a1ac3fdb56d946b3b466b32bad4b.tar.gz hdf5-c5a9d502a3e9a1ac3fdb56d946b3b466b32bad4b.tar.bz2 | |
[svn-r5408] Purpose:
Performance enhancement
Description:
Doing an MPI_File_sync() just before a file is closed causing a large
performance loss.
Solution:
Add flag to MPI file driver to avoid performance the MPI_File_sync() when
the flag is set before a call to H5F_flush().
Platforms tested:
IRIX64 6.5 (modi4)
Diffstat (limited to 'src/H5FDmpio.h')
| -rw-r--r-- | src/H5FDmpio.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/H5FDmpio.h b/src/H5FDmpio.h index 08dd857..425a346 100644 --- a/src/H5FDmpio.h +++ b/src/H5FDmpio.h @@ -61,6 +61,7 @@ __DLL__ herr_t H5FD_mpio_setup(H5FD_t *_file, MPI_Datatype btype, MPI_Datatype f haddr_t disp, hbool_t use_types); __DLL__ herr_t H5FD_mpio_wait_for_left_neighbor(H5FD_t *file); __DLL__ herr_t H5FD_mpio_signal_right_neighbor(H5FD_t *file); +__DLL__ herr_t H5FD_mpio_closing(H5FD_t *file); #ifdef __cplusplus } #endif |