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HDF5  1.15.0
API Reference
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H5FDmpio.h File Reference
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#define H5FD_MPIO   (H5FDperform_init(H5FD_mpio_init))


H5_DLL herr_t H5Pset_fapl_mpio (hid_t fapl_id, MPI_Comm comm, MPI_Info info)
 Stores MPI IO communicator information to the file access property list.
H5_DLL herr_t H5Pget_fapl_mpio (hid_t fapl_id, MPI_Comm *comm, MPI_Info *info)
 Returns MPI IO communicator information.
H5_DLL herr_t H5Pset_dxpl_mpio (hid_t dxpl_id, H5FD_mpio_xfer_t xfer_mode)
 Sets data transfer mode.
H5_DLL herr_t H5Pget_dxpl_mpio (hid_t dxpl_id, H5FD_mpio_xfer_t *xfer_mode)
 Returns the data transfer mode.
H5_DLL herr_t H5Pset_dxpl_mpio_collective_opt (hid_t dxpl_id, H5FD_mpio_collective_opt_t opt_mode)
 Sets low-level data transfer mode.
H5_DLL herr_t H5Pset_dxpl_mpio_chunk_opt (hid_t dxpl_id, H5FD_mpio_chunk_opt_t opt_mode)
 Sets a flag specifying linked-chunk I/O or multi-chunk I/O.
H5_DLL herr_t H5Pset_dxpl_mpio_chunk_opt_num (hid_t dxpl_id, unsigned num_chunk_per_proc)
 Sets a numeric threshold for linked-chunk I/O.
H5_DLL herr_t H5Pset_dxpl_mpio_chunk_opt_ratio (hid_t dxpl_id, unsigned percent_num_proc_per_chunk)
 Sets a ratio threshold for collective I/O.


H5_DLLVAR hbool_t H5FD_mpi_opt_types_g

Macro Definition Documentation


#define H5FD_MPIO   (H5FDperform_init(H5FD_mpio_init))

Initializer for the mpio VFD

Variable Documentation

◆ H5FD_mpi_opt_types_g

H5_DLLVAR hbool_t H5FD_mpi_opt_types_g