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MPI_File_write_all_begin function

Begins a split collective write using individual file pointer.

Syntax

int MPIAPI MPI_File_write_all_begin(
       MPI_File     file,
  _In_ void         *buf,
       int          count,
       MPI_Datatype datatype
);

Parameters

  • file
    File handle.

  • buf [in]
    Initial address of buffer.

  • count
    Number of elements in buffer.

  • datatype
    Datatype of each buffer element.

Return value

Returns MPI_SUCCESS on success. Otherwise, the return value is an error code.

In Fortran, the return value is stored in the IERROR parameter.

Fortran

    MPI_FILE_WRITE_ALL_BEGIN(FH, BUF, COUNT, DATATYPE, IERROR)
        <type> BUF(*)
        INTEGER FH, COUNT, DATATYPE, IERROR

Requirements

Product

HPC Pack 2012 MS-MPI Redistributable Package, HPC Pack 2008 R2 MS-MPI Redistributable Package, HPC Pack 2008 MS-MPI Redistributable Package or HPC Pack 2008 Client Utilities

Header

Mpi.h; Mpif.h

Library

Msmpi.lib

DLL

Msmpi.dll

See also

MPI File Functions