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[svn-r5800] Purpose:

Browse Source 
New feature.

Description:
    Added MPI-posix VFL driver support.

Platforms tested:
    FreeBSD 4.6 (sleipnir) w/parallel & IRIX64 6.5 (modi4) w/parallel
This commit is contained in:
Quincey Koziol 2002-07-15 10:21:44 -05:00
parent 363ec52b7c
commit b1aa07bd2a
2 changed files with 16 additions and 0 deletions
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15
testpar/testphdf5.c
View File

@ -107,6 +107,7 @@ usage(void)
printf("\t-v\t\tverbose on\n");
printf("\t-f <prefix>\tfilename prefix\n");
printf("\t-s\t\tuse Split-file together with MPIO\n");
printf("\t-p\t\tuse combo MPI-POSIX driver\n");
printf("\t-d <dim0> <dim1>\tdataset dimensions\n");
printf("\t-c <dim0> <dim1>\tdataset chunk dimensions\n");
printf("\tDefault: do write then read with dimensions %dx%d\n",
@ -163,6 +164,9 @@ parse_options(int argc, char **argv)
}
paraprefix = *argv;
break;
case 'p': /* Use the MPI-POSIX driver access */
facc_type = FACC_MPIPOSIX;
break;
case 's': /* Use the split-file driver with MPIO access */
/* Can use $HDF5_METAPREFIX to define the */
/* meta-file-prefix. */
@ -285,6 +289,13 @@ create_faccess_plist(MPI_Comm comm, MPI_Info info, int l_facc_type )
return(ret_pl);
}
if (l_facc_type == FACC_MPIPOSIX) {
/* set Parallel access with communicator */
ret = H5Pset_fapl_mpiposix(ret_pl, comm);
VRFY((ret >= 0), "");
return(ret_pl);
}
/* unknown file access types */
return (ret_pl);
}
@ -294,6 +305,10 @@ int main(int argc, char **argv)
{
int mpi_size, mpi_rank; /* mpi variables */
/* Un-buffer the stdout and stderr */
setbuf(stderr, NULL);
setbuf(stdout, NULL);
MPI_Init(&argc, &argv);
MPI_Comm_size(MPI_COMM_WORLD, &mpi_size);
MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank);

1
testpar/testphdf5.h
View File

@ -84,6 +84,7 @@
#define FACC_MPIO 0x1 /* MPIO */
#define FACC_SPLIT 0x2 /* Split File */
#define FACC_MULTI 0x4 /* Multi File */
#define FACC_MPIPOSIX 0x8 /* MPIPOSIX */
/* dataset data type. Int's can be easily octo dumped. */
typedef int DATATYPE;