intMPIAPIMPI_File_write_shared( MPI_File file, _In_void*buf,intcount, MPI_Datatype datatype, _Out_ MPI_Status *status ); 参数 file 文件句柄。 buf[in] 缓冲区的初始地址。 计数 缓冲区中的元素数。 datatype 每个缓冲区元素的数据类型。
I'm using MPI_FILE_WRITE_SHARED to write some error output to a single file. NFS is used so that all nodes write/read to the same files. When I run the program on any single node with multiple processes, error output occurs correctly. However, when I run the code across multiple node...
(MPI_COMM_WORLD,open_error); } MPI_File_write_shared(fh, string, slength, MPI_CHAR, &status); MPI_Get_count(&status,MPI_CHAR,&count); if(slength!=count) { fprintf(stderr,"rank %d: slength=%d , count=%d \n", rank, slength, count); } MPI_File_close(&fh); MPI_Finalize()...
MPI_File_write_all MPI_File_write_all_begin MPI_File_write_all_end MPI_File_write_at MPI_File_write_at_all MPI_File_write_at_all_begin MPI_File_write_at_all_end MPI_File_write_ordered MPI_File_write_ordered_begin MPI_File_write_ordered_end MPI_File_write_shared MPI_Register_datarep...
Learn how to use the MPI_File_write_shared function in MS-MPI. Understand syntax, parameters, return values, and requirements for successful implementation.