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-rw-r--r--testpar/t_bigio.c2097
1 files changed, 2097 insertions, 0 deletions
diff --git a/testpar/t_bigio.c b/testpar/t_bigio.c
new file mode 100644
index 0000000..2f80e45
--- /dev/null
+++ b/testpar/t_bigio.c
@@ -0,0 +1,2097 @@
+
+#include "hdf5.h"
+#include "testphdf5.h"
+#include "H5Dprivate.h" /* For Chunk tests */
+
+// int TestVerbosity = VERBO_LO; /* Default Verbosity is Low */
+
+/* Constants definitions */
+#define MAX_ERR_REPORT 10 /* Maximum number of errors reported */
+
+/* Define some handy debugging shorthands, routines, ... */
+/* debugging tools */
+
+#define MAINPROCESS (!mpi_rank) /* define process 0 as main process */
+
+/* Constants definitions */
+#define RANK 2
+
+#define IN_ORDER 1
+#define OUT_OF_ORDER 2
+
+#define DATASET1 "DSET1"
+#define DATASET2 "DSET2"
+#define DATASET3 "DSET3"
+#define DATASET4 "DSET4"
+#define DATASET5 "DSET5"
+#define DXFER_COLLECTIVE_IO 0x1 /* Collective IO*/
+#define DXFER_INDEPENDENT_IO 0x2 /* Independent IO collectively */
+#define DXFER_BIGCOUNT 536870916
+
+#define HYPER 1
+#define POINT 2
+#define ALL 3
+
+/* Dataset data type. Int's can be easily octo dumped. */
+typedef hsize_t B_DATATYPE;
+
+int facc_type = FACC_MPIO; /*Test file access type */
+int dxfer_coll_type = DXFER_COLLECTIVE_IO;
+size_t bigcount = DXFER_BIGCOUNT;
+char filename[20] = "bigio_test.h5";
+int nerrors = 0;
+int mpi_size, mpi_rank;
+
+hsize_t space_dim1 = SPACE_DIM1 * 256; // 4096
+hsize_t space_dim2 = SPACE_DIM2;
+
+static void coll_chunktest(const char* filename, int chunk_factor, int select_factor,
+ int api_option, int file_selection, int mem_selection, int mode);
+hid_t create_faccess_plist(MPI_Comm comm, MPI_Info info, int l_facc_type);
+
+/*
+ * Setup the coordinates for point selection.
+ */
+static void
+set_coords(hsize_t start[],
+ hsize_t count[],
+ hsize_t stride[],
+ hsize_t block[],
+ size_t num_points,
+ hsize_t coords[],
+ int order)
+{
+ hsize_t i,j, k = 0, m ,n, s1 ,s2;
+
+ if(OUT_OF_ORDER == order)
+ k = (num_points * RANK) - 1;
+ else if(IN_ORDER == order)
+ k = 0;
+
+ s1 = start[0];
+ s2 = start[1];
+
+ for(i = 0 ; i < count[0]; i++)
+ for(j = 0 ; j < count[1]; j++)
+ for(m = 0 ; m < block[0]; m++)
+ for(n = 0 ; n < block[1]; n++)
+ if(OUT_OF_ORDER == order) {
+ coords[k--] = s2 + (stride[1] * j) + n;
+ coords[k--] = s1 + (stride[0] * i) + m;
+ }
+ else if(IN_ORDER == order) {
+ coords[k++] = s1 + stride[0] * i + m;
+ coords[k++] = s2 + stride[1] * j + n;
+ }
+}
+
+/*
+ * Fill the dataset with trivial data for testing.
+ * Assume dimension rank is 2 and data is stored contiguous.
+ */
+static void
+fill_datasets(hsize_t start[], hsize_t block[], B_DATATYPE * dataset)
+{
+ B_DATATYPE *dataptr = dataset;
+ hsize_t i, j;
+
+ /* put some trivial data in the data_array */
+ for (i=0; i < block[0]; i++){
+ for (j=0; j < block[1]; j++){
+ *dataptr = (B_DATATYPE)((i+start[0])*100 + (j+start[1]+1));
+ dataptr++;
+ }
+ }
+}
+
+/*
+ * Setup the coordinates for point selection.
+ */
+void point_set(hsize_t start[],
+ hsize_t count[],
+ hsize_t stride[],
+ hsize_t block[],
+ size_t num_points,
+ hsize_t coords[],
+ int order)
+{
+ hsize_t i,j, k = 0, m ,n, s1 ,s2;
+
+ HDcompile_assert(RANK == 2);
+
+ if(OUT_OF_ORDER == order)
+ k = (num_points * RANK) - 1;
+ else if(IN_ORDER == order)
+ k = 0;
+
+ s1 = start[0];
+ s2 = start[1];
+
+ for(i = 0 ; i < count[0]; i++)
+ for(j = 0 ; j < count[1]; j++)
+ for(m = 0 ; m < block[0]; m++)
+ for(n = 0 ; n < block[1]; n++)
+ if(OUT_OF_ORDER == order) {
+ coords[k--] = s2 + (stride[1] * j) + n;
+ coords[k--] = s1 + (stride[0] * i) + m;
+ }
+ else if(IN_ORDER == order) {
+ coords[k++] = s1 + stride[0] * i + m;
+ coords[k++] = s2 + stride[1] * j + n;
+ }
+
+ if(VERBOSE_MED) {
+ printf("start[]=(%lu, %lu), count[]=(%lu, %lu), stride[]=(%lu, %lu), block[]=(%lu, %lu), total datapoints=%lu\n",
+ (unsigned long)start[0], (unsigned long)start[1], (unsigned long)count[0], (unsigned long)count[1],
+ (unsigned long)stride[0], (unsigned long)stride[1], (unsigned long)block[0], (unsigned long)block[1],
+ (unsigned long)(block[0] * block[1] * count[0] * count[1]));
+ k = 0;
+ for(i = 0; i < num_points ; i++) {
+ printf("(%d, %d)\n", (int)coords[k], (int)coords[k + 1]);
+ k += 2;
+ }
+ }
+}
+
+/*
+ * Print the content of the dataset.
+ */
+static void
+dataset_print(hsize_t start[], hsize_t block[], B_DATATYPE * dataset)
+{
+ B_DATATYPE *dataptr = dataset;
+ hsize_t i, j;
+
+ /* print the column heading */
+ printf("%-8s", "Cols:");
+ for (j=0; j < block[1]; j++){
+ printf("%3lu ", (unsigned long)(start[1]+j));
+ }
+ printf("\n");
+
+ /* print the slab data */
+ for (i=0; i < block[0]; i++){
+ printf("Row %2lu: ", (unsigned long)(i+start[0]));
+ for (j=0; j < block[1]; j++){
+ printf("%llu ", *dataptr++);
+ }
+ printf("\n");
+ }
+}
+
+
+/*
+ * Print the content of the dataset.
+ */
+static int
+verify_data(hsize_t start[], hsize_t count[], hsize_t stride[], hsize_t block[], B_DATATYPE *dataset, B_DATATYPE *original)
+{
+ hsize_t i, j;
+ int vrfyerrs;
+
+ /* print it if VERBOSE_MED */
+ if(VERBOSE_MED) {
+ printf("verify_data dumping:::\n");
+ printf("start(%lu, %lu), count(%lu, %lu), stride(%lu, %lu), block(%lu, %lu)\n",
+ (unsigned long)start[0], (unsigned long)start[1], (unsigned long)count[0], (unsigned long)count[1],
+ (unsigned long)stride[0], (unsigned long)stride[1], (unsigned long)block[0], (unsigned long)block[1]);
+ printf("original values:\n");
+ dataset_print(start, block, original);
+ printf("compared values:\n");
+ dataset_print(start, block, dataset);
+ }
+
+ vrfyerrs = 0;
+ for (i=0; i < block[0]; i++){
+ for (j=0; j < block[1]; j++){
+ if(*dataset != *original){
+ if(vrfyerrs++ < MAX_ERR_REPORT || VERBOSE_MED){
+ printf("Dataset Verify failed at [%lu][%lu](row %lu, col %lu): expect %llu, got %llu\n",
+ (unsigned long)i, (unsigned long)j,
+ (unsigned long)(i+start[0]), (unsigned long)(j+start[1]),
+ *(original), *(dataset));
+ }
+ dataset++;
+ original++;
+ }
+ }
+ }
+ if(vrfyerrs > MAX_ERR_REPORT && !VERBOSE_MED)
+ printf("[more errors ...]\n");
+ if(vrfyerrs)
+ printf("%d errors found in verify_data\n", vrfyerrs);
+ return(vrfyerrs);
+}
+
+/* Set up the selection */
+static void
+ccslab_set(int mpi_rank,
+ int mpi_size,
+ hsize_t start[],
+ hsize_t count[],
+ hsize_t stride[],
+ hsize_t block[],
+ int mode)
+{
+
+ switch (mode){
+
+ case BYROW_CONT:
+ /* Each process takes a slabs of rows. */
+ block[0] = 1;
+ block[1] = 1;
+ stride[0] = 1;
+ stride[1] = 1;
+ count[0] = space_dim1;
+ count[1] = space_dim2;
+ start[0] = mpi_rank*count[0];
+ start[1] = 0;
+
+ break;
+
+ case BYROW_DISCONT:
+ /* Each process takes several disjoint blocks. */
+ block[0] = 1;
+ block[1] = 1;
+ stride[0] = 3;
+ stride[1] = 3;
+ count[0] = space_dim1/(stride[0]*block[0]);
+ count[1] = (space_dim2)/(stride[1]*block[1]);
+ start[0] = space_dim1*mpi_rank;
+ start[1] = 0;
+
+ break;
+
+ case BYROW_SELECTNONE:
+ /* Each process takes a slabs of rows, there are
+ no selections for the last process. */
+ block[0] = 1;
+ block[1] = 1;
+ stride[0] = 1;
+ stride[1] = 1;
+ count[0] = ((mpi_rank >= MAX(1,(mpi_size-2)))?0:space_dim1);
+ count[1] = space_dim2;
+ start[0] = mpi_rank*count[0];
+ start[1] = 0;
+
+ break;
+
+ case BYROW_SELECTUNBALANCE:
+ /* The first one-third of the number of processes only
+ select top half of the domain, The rest will select the bottom
+ half of the domain. */
+
+ block[0] = 1;
+ count[0] = 2;
+ stride[0] = space_dim1*mpi_size/4+1;
+ block[1] = space_dim2;
+ count[1] = 1;
+ start[1] = 0;
+ stride[1] = 1;
+ if((mpi_rank *3)<(mpi_size*2)) start[0] = mpi_rank;
+ else start[0] = 1 + space_dim1*mpi_size/2 + (mpi_rank-2*mpi_size/3);
+ break;
+
+ case BYROW_SELECTINCHUNK:
+ /* Each process will only select one chunk */
+
+ block[0] = 1;
+ count[0] = 1;
+ start[0] = mpi_rank*space_dim1;
+ stride[0]= 1;
+ block[1] = space_dim2;
+ count[1] = 1;
+ stride[1]= 1;
+ start[1] = 0;
+
+ break;
+
+ default:
+ /* Unknown mode. Set it to cover the whole dataset. */
+ block[0] = space_dim1*mpi_size;
+ block[1] = space_dim2;
+ stride[0] = block[0];
+ stride[1] = block[1];
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = 0;
+ start[1] = 0;
+
+ break;
+ }
+ if (VERBOSE_MED){
+ printf("start[]=(%lu,%lu), count[]=(%lu,%lu), stride[]=(%lu,%lu), block[]=(%lu,%lu), total datapoints=%lu\n",
+ (unsigned long)start[0], (unsigned long)start[1], (unsigned long)count[0], (unsigned long)count[1],
+ (unsigned long)stride[0], (unsigned long)stride[1], (unsigned long)block[0], (unsigned long)block[1],
+ (unsigned long)(block[0]*block[1]*count[0]*count[1]));
+ }
+}
+
+
+/*
+ * Fill the dataset with trivial data for testing.
+ * Assume dimension rank is 2.
+ */
+static void
+ccdataset_fill(hsize_t start[],
+ hsize_t stride[],
+ hsize_t count[],
+ hsize_t block[],
+ DATATYPE * dataset,
+ int mem_selection)
+{
+ DATATYPE *dataptr = dataset;
+ DATATYPE *tmptr;
+ hsize_t i,j,k1,k2,k=0;
+ /* put some trivial data in the data_array */
+ tmptr = dataptr;
+
+ /* assign the disjoint block (two-dimensional)data array value
+ through the pointer */
+
+ for (k1 = 0; k1 < count[0]; k1++) {
+ for(i = 0; i < block[0]; i++) {
+ for(k2 = 0; k2 < count[1]; k2++) {
+ for(j = 0;j < block[1]; j++) {
+
+ if (ALL != mem_selection) {
+ dataptr = tmptr + ((start[0]+k1*stride[0]+i)*space_dim2+
+ start[1]+k2*stride[1]+j);
+ }
+ else {
+ dataptr = tmptr + k;
+ k++;
+ }
+
+ *dataptr = (DATATYPE)(k1+k2+i+j);
+ }
+ }
+ }
+ }
+}
+
+/*
+ * Print the first block of the content of the dataset.
+ */
+static void
+ccdataset_print(hsize_t start[],
+ hsize_t block[],
+ DATATYPE * dataset)
+
+{
+ DATATYPE *dataptr = dataset;
+ hsize_t i, j;
+
+ /* print the column heading */
+ printf("Print only the first block of the dataset\n");
+ printf("%-8s", "Cols:");
+ for (j=0; j < block[1]; j++){
+ printf("%3lu ", (unsigned long)(start[1]+j));
+ }
+ printf("\n");
+
+ /* print the slab data */
+ for (i=0; i < block[0]; i++){
+ printf("Row %2lu: ", (unsigned long)(i+start[0]));
+ for (j=0; j < block[1]; j++){
+ printf("%03d ", *dataptr++);
+ }
+ printf("\n");
+ }
+}
+
+/*
+ * Print the content of the dataset.
+ */
+static int
+ccdataset_vrfy(hsize_t start[],
+ hsize_t count[],
+ hsize_t stride[],
+ hsize_t block[],
+ DATATYPE *dataset,
+ DATATYPE *original,
+ int mem_selection)
+{
+ hsize_t i, j,k1,k2,k=0;
+ int vrfyerrs;
+ DATATYPE *dataptr,*oriptr;
+
+ /* print it if VERBOSE_MED */
+ if (VERBOSE_MED) {
+ printf("dataset_vrfy dumping:::\n");
+ printf("start(%lu, %lu), count(%lu, %lu), stride(%lu, %lu), block(%lu, %lu)\n",
+ (unsigned long)start[0], (unsigned long)start[1], (unsigned long)count[0], (unsigned long)count[1],
+ (unsigned long)stride[0], (unsigned long)stride[1], (unsigned long)block[0], (unsigned long)block[1]);
+ printf("original values:\n");
+ ccdataset_print(start, block, original);
+ printf("compared values:\n");
+ ccdataset_print(start, block, dataset);
+ }
+
+ vrfyerrs = 0;
+
+ for (k1=0;k1<count[0];k1++) {
+ for(i=0;i<block[0];i++) {
+ for(k2=0; k2<count[1];k2++) {
+ for(j=0;j<block[1];j++) {
+ if (ALL != mem_selection) {
+ dataptr = dataset + ((start[0]+k1*stride[0]+i)*space_dim2+
+ start[1]+k2*stride[1]+j);
+ oriptr = original + ((start[0]+k1*stride[0]+i)*space_dim2+
+ start[1]+k2*stride[1]+j);
+ }
+ else {
+ dataptr = dataset + k;
+ oriptr = original + k;
+ k++;
+ }
+ if (*dataptr != *oriptr){
+ if (vrfyerrs++ < MAX_ERR_REPORT || VERBOSE_MED){
+ printf("Dataset Verify failed at [%lu][%lu]: expect %d, got %d\n",
+ (unsigned long)i, (unsigned long)j,
+ *(oriptr), *(dataptr));
+ }
+ }
+ }
+ }
+ }
+ }
+ if (vrfyerrs > MAX_ERR_REPORT && !VERBOSE_MED)
+ printf("[more errors ...]\n");
+ if (vrfyerrs)
+ printf("%d errors found in ccdataset_vrfy\n", vrfyerrs);
+ return(vrfyerrs);
+}
+
+/*
+ * Example of using the parallel HDF5 library to create two datasets
+ * in one HDF5 file with collective parallel access support.
+ * The Datasets are of sizes (number-of-mpi-processes x dim0) x dim1.
+ * Each process controls only a slab of size dim0 x dim1 within each
+ * dataset. [Note: not so yet. Datasets are of sizes dim0xdim1 and
+ * each process controls a hyperslab within.]
+ */
+
+static void
+dataset_big_write(void)
+{
+
+ hid_t xfer_plist; /* Dataset transfer properties list */
+ hid_t sid; /* Dataspace ID */
+ hid_t file_dataspace; /* File dataspace ID */
+ hid_t mem_dataspace; /* memory dataspace ID */
+ hid_t dataset;
+ hid_t datatype; /* Datatype ID */
+ hsize_t dims[RANK]; /* dataset dim sizes */
+ hsize_t start[RANK]; /* for hyperslab setting */
+ hsize_t count[RANK], stride[RANK]; /* for hyperslab setting */
+ hsize_t block[RANK]; /* for hyperslab setting */
+ hsize_t *coords = NULL;
+ int i;
+ herr_t ret; /* Generic return value */
+ hid_t fid; /* HDF5 file ID */
+ hid_t acc_tpl; /* File access templates */
+ hsize_t h;
+ size_t num_points;
+ B_DATATYPE * wdata;
+
+
+ /* allocate memory for data buffer */
+ wdata = (B_DATATYPE *)malloc(bigcount*sizeof(B_DATATYPE));
+ VRFY((wdata != NULL), "wdata malloc succeeded");
+
+ /* setup file access template */
+ acc_tpl = H5Pcreate (H5P_FILE_ACCESS);
+ VRFY((acc_tpl >= 0), "H5P_FILE_ACCESS");
+ H5Pset_fapl_mpio(acc_tpl, MPI_COMM_WORLD, MPI_INFO_NULL);
+
+ /* create the file collectively */
+ fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, acc_tpl);
+ VRFY((fid >= 0), "H5Fcreate succeeded");
+
+ /* Release file-access template */
+ ret = H5Pclose(acc_tpl);
+ VRFY((ret >= 0), "");
+
+
+ /* Each process takes a slabs of rows. */
+ printf("\nTesting Dataset1 write by ROW\n");
+ /* Create a large dataset */
+ dims[0] = bigcount;
+ dims[1] = mpi_size;
+ sid = H5Screate_simple (RANK, dims, NULL);
+ VRFY((sid >= 0), "H5Screate_simple succeeded");
+ dataset = H5Dcreate2(fid, DATASET1, H5T_NATIVE_LLONG, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+ VRFY((dataset >= 0), "H5Dcreate2 succeeded");
+ H5Sclose(sid);
+
+ block[0] = dims[0]/mpi_size;
+ block[1] = dims[1];
+ stride[0] = block[0];
+ stride[1] = block[1];
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = mpi_rank*block[0];
+ start[1] = 0;
+
+ /* create a file dataspace independently */
+ file_dataspace = H5Dget_space (dataset);
+ VRFY((file_dataspace >= 0), "H5Dget_space succeeded");
+ ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+
+ /* create a memory dataspace independently */
+ mem_dataspace = H5Screate_simple (RANK, block, NULL);
+ VRFY((mem_dataspace >= 0), "");
+
+ /* fill the local slab with some trivial data */
+ fill_datasets(start, block, wdata);
+ MESG("data_array initialized");
+ if(VERBOSE_MED){
+ MESG("data_array created");
+ dataset_print(start, block, wdata);
+ }
+
+ /* set up the collective transfer properties list */
+ xfer_plist = H5Pcreate (H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0), "H5Pcreate xfer succeeded");
+ ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ ret = H5Pset_dxpl_mpio_collective_opt(xfer_plist,H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((ret>= 0),"set independent IO collectively succeeded");
+ }
+
+ /* write data collectively */
+ MESG("writeAll by Row");
+ {
+ int j,k =0;
+ for (i=0; i < block[0]; i++){
+ for (j=0; j < block[1]; j++){
+ if(k < 10) {
+ printf("%lld ", wdata[k]);
+ k++;
+ }
+ }
+ }
+ printf("\n");
+ }
+
+ ret = H5Dwrite(dataset, H5T_NATIVE_LLONG, mem_dataspace, file_dataspace,
+ xfer_plist, wdata);
+ VRFY((ret >= 0), "H5Dwrite dataset1 succeeded");
+
+ /* release all temporary handles. */
+ H5Sclose(file_dataspace);
+ H5Sclose(mem_dataspace);
+ H5Pclose(xfer_plist);
+
+ ret = H5Dclose(dataset);
+ VRFY((ret >= 0), "H5Dclose1 succeeded");
+
+
+
+ /* Each process takes a slabs of cols. */
+ printf("\nTesting Dataset2 write by COL\n");
+ /* Create a large dataset */
+ dims[0] = bigcount;
+ dims[1] = mpi_size;
+ sid = H5Screate_simple (RANK, dims, NULL);
+ VRFY((sid >= 0), "H5Screate_simple succeeded");
+ dataset = H5Dcreate2(fid, DATASET2, H5T_NATIVE_LLONG, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+ VRFY((dataset >= 0), "H5Dcreate2 succeeded");
+ H5Sclose(sid);
+
+ block[0] = dims[0];
+ block[1] = dims[1]/mpi_size;
+ stride[0] = block[0];
+ stride[1] = block[1];
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = 0;
+ start[1] = mpi_rank*block[1];
+
+ /* create a file dataspace independently */
+ file_dataspace = H5Dget_space (dataset);
+ VRFY((file_dataspace >= 0), "H5Dget_space succeeded");
+ ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+
+ /* create a memory dataspace independently */
+ mem_dataspace = H5Screate_simple (RANK, block, NULL);
+ VRFY((mem_dataspace >= 0), "");
+
+ /* fill the local slab with some trivial data */
+ fill_datasets(start, block, wdata);
+ MESG("data_array initialized");
+ if(VERBOSE_MED){
+ MESG("data_array created");
+ dataset_print(start, block, wdata);
+ }
+
+ /* set up the collective transfer properties list */
+ xfer_plist = H5Pcreate (H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0), "H5Pcreate xfer succeeded");
+ ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ ret = H5Pset_dxpl_mpio_collective_opt(xfer_plist,H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((ret>= 0),"set independent IO collectively succeeded");
+ }
+
+ /* write data collectively */
+ MESG("writeAll by Col");
+ {
+ int j,k =0;
+ for (i=0; i < block[0]; i++){
+ for (j=0; j < block[1]; j++){
+ if(k < 10) {
+ printf("%lld ", wdata[k]);
+ k++;
+ }
+ }
+ }
+ printf("\n");
+ }
+
+ ret = H5Dwrite(dataset, H5T_NATIVE_LLONG, mem_dataspace, file_dataspace,
+ xfer_plist, wdata);
+ VRFY((ret >= 0), "H5Dwrite dataset1 succeeded");
+
+ /* release all temporary handles. */
+ H5Sclose(file_dataspace);
+ H5Sclose(mem_dataspace);
+ H5Pclose(xfer_plist);
+
+ ret = H5Dclose(dataset);
+ VRFY((ret >= 0), "H5Dclose1 succeeded");
+
+
+
+ /* ALL selection */
+ printf("\nTesting Dataset3 write select ALL proc 0, NONE others\n");
+ /* Create a large dataset */
+ dims[0] = bigcount;
+ dims[1] = 1;
+ sid = H5Screate_simple (RANK, dims, NULL);
+ VRFY((sid >= 0), "H5Screate_simple succeeded");
+ dataset = H5Dcreate2(fid, DATASET3, H5T_NATIVE_LLONG, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+ VRFY((dataset >= 0), "H5Dcreate2 succeeded");
+ H5Sclose(sid);
+
+ /* create a file dataspace independently */
+ file_dataspace = H5Dget_space (dataset);
+ VRFY((file_dataspace >= 0), "H5Dget_space succeeded");
+ if(MAINPROCESS) {
+ ret = H5Sselect_all(file_dataspace);
+ VRFY((ret >= 0), "H5Sset_all succeeded");
+ }
+ else {
+ ret = H5Sselect_none(file_dataspace);
+ VRFY((ret >= 0), "H5Sset_none succeeded");
+ }
+
+ /* create a memory dataspace independently */
+ mem_dataspace = H5Screate_simple (RANK, dims, NULL);
+ VRFY((mem_dataspace >= 0), "");
+ if(!MAINPROCESS) {
+ ret = H5Sselect_none(mem_dataspace);
+ VRFY((ret >= 0), "H5Sset_none succeeded");
+ }
+
+ /* set up the collective transfer properties list */
+ xfer_plist = H5Pcreate (H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0), "H5Pcreate xfer succeeded");
+ ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ ret = H5Pset_dxpl_mpio_collective_opt(xfer_plist,H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((ret>= 0),"set independent IO collectively succeeded");
+ }
+
+ /* fill the local slab with some trivial data */
+ fill_datasets(start, dims, wdata);
+ MESG("data_array initialized");
+ if(VERBOSE_MED){
+ MESG("data_array created");
+ }
+
+ /* write data collectively */
+ MESG("writeAll by process 0");
+ {
+ int j,k =0;
+ for (i=0; i < block[0]; i++){
+ for (j=0; j < block[1]; j++){
+ if(k < 10) {
+ printf("%lld ", wdata[k]);
+ k++;
+ }
+ }
+ }
+ printf("\n");
+ }
+
+ ret = H5Dwrite(dataset, H5T_NATIVE_LLONG, mem_dataspace, file_dataspace,
+ xfer_plist, wdata);
+ VRFY((ret >= 0), "H5Dwrite dataset1 succeeded");
+
+ /* release all temporary handles. */
+ H5Sclose(file_dataspace);
+ H5Sclose(mem_dataspace);
+ H5Pclose(xfer_plist);
+
+ ret = H5Dclose(dataset);
+ VRFY((ret >= 0), "H5Dclose1 succeeded");
+
+ /* Point selection */
+ printf("\nTesting Dataset4 write point selection\n");
+ /* Create a large dataset */
+ dims[0] = bigcount;
+ dims[1] = mpi_size * 4;
+ sid = H5Screate_simple (RANK, dims, NULL);
+ VRFY((sid >= 0), "H5Screate_simple succeeded");
+ dataset = H5Dcreate2(fid, DATASET4, H5T_NATIVE_LLONG, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+ VRFY((dataset >= 0), "H5Dcreate2 succeeded");
+ H5Sclose(sid);
+
+ block[0] = dims[0]/2;
+ block[1] = 2;
+ stride[0] = dims[0]/2;
+ stride[1] = 2;
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = 0;
+ start[1] = dims[1]/mpi_size * mpi_rank;
+
+ num_points = bigcount;
+
+ coords = (hsize_t *)malloc(num_points * RANK * sizeof(hsize_t));
+ VRFY((coords != NULL), "coords malloc succeeded");
+
+ set_coords (start, count, stride, block, num_points, coords, IN_ORDER);
+ /* create a file dataspace */
+ file_dataspace = H5Dget_space (dataset);
+ VRFY((file_dataspace >= 0), "H5Dget_space succeeded");
+ ret = H5Sselect_elements(file_dataspace, H5S_SELECT_SET, num_points, coords);
+ VRFY((ret >= 0), "H5Sselect_elements succeeded");
+
+ if(coords) free(coords);
+
+ fill_datasets(start, block, wdata);
+ MESG("data_array initialized");
+ if(VERBOSE_MED){
+ MESG("data_array created");
+ dataset_print(start, block, wdata);
+ }
+
+ /* create a memory dataspace */
+ mem_dataspace = H5Screate_simple (1, &bigcount, NULL);
+ VRFY((mem_dataspace >= 0), "");
+
+ /* set up the collective transfer properties list */
+ xfer_plist = H5Pcreate (H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0), "H5Pcreate xfer succeeded");
+ ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ ret = H5Pset_dxpl_mpio_collective_opt(xfer_plist,H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((ret>= 0),"set independent IO collectively succeeded");
+ }
+
+ ret = H5Dwrite(dataset, H5T_NATIVE_LLONG, mem_dataspace, file_dataspace,
+ xfer_plist, wdata);
+ VRFY((ret >= 0), "H5Dwrite dataset1 succeeded");
+
+ /* release all temporary handles. */
+ H5Sclose(file_dataspace);
+ H5Sclose(mem_dataspace);
+ H5Pclose(xfer_plist);
+
+ ret = H5Dclose(dataset);
+ VRFY((ret >= 0), "H5Dclose1 succeeded");
+
+ /* Irregular selection */
+ /* Need larger memory for data buffer */
+ free(wdata);
+#if 0
+ wdata = (B_DATATYPE *)malloc(bigcount*4*sizeof(B_DATATYPE));
+ VRFY((wdata != NULL), "wdata malloc succeeded");
+
+ printf("\nTesting Dataset5 write irregular selection\n");
+ /* Create a large dataset */
+ dims[0] = bigcount/6;
+ dims[1] = mpi_size * 4;
+ sid = H5Screate_simple (RANK, dims, NULL);
+ VRFY((sid >= 0), "H5Screate_simple succeeded");
+ dataset = H5Dcreate2(fid, DATASET5, H5T_NATIVE_LLONG, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+ VRFY((dataset >= 0), "H5Dcreate2 succeeded");
+ H5Sclose(sid);
+
+ /* first select 1 col in this procs splice */
+ block[0] = dims[0];
+ block[1] = 1;
+ stride[0] = block[0];
+ stride[1] = block[1];
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = 0;
+ start[1] = mpi_rank * 4;
+
+ /* create a file dataspace */
+ file_dataspace = H5Dget_space (dataset);
+ VRFY((file_dataspace >= 0), "H5Dget_space succeeded");
+
+ dims[1] = 4;
+ /* create a memory dataspace */
+ mem_dataspace = H5Screate_simple (RANK, dims, NULL);
+ VRFY((mem_dataspace >= 0), "");
+
+ ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+
+ start[1] = 0;
+ ret = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+
+ /* select every other row in the process splice and OR it with
+ the col selection to create an irregular selection */
+ for(h=0 ; h<dims[0] ; h+=2) {
+ block[0] = 1;
+ block[1] = 4;
+ stride[0] = block[0];
+ stride[1] = block[1];
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = h;
+ start[1] = mpi_rank * 4;
+
+ ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_OR, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+
+ start[1] = 0;
+ ret = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_OR, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+ }
+ printf("Setting up for collective transfer\n");
+ /* set up the collective transfer properties list */
+ xfer_plist = H5Pcreate (H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0), "H5Pcreate xfer succeeded");
+ ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ ret = H5Pset_dxpl_mpio_collective_opt(xfer_plist,H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((ret>= 0),"set independent IO collectively succeeded");
+ }
+
+ /* fill the local slab with some trivial data */
+ fill_datasets(start, dims, wdata);
+ MESG("data_array initialized");
+ if(VERBOSE_MED){
+ MESG("data_array created");
+ }
+
+ ret = H5Dwrite(dataset, H5T_NATIVE_LLONG, mem_dataspace, file_dataspace,
+ xfer_plist, wdata);
+ VRFY((ret >= 0), "H5Dwrite dataset1 succeeded");
+
+ /* release all temporary handles. */
+ H5Sclose(file_dataspace);
+ H5Sclose(mem_dataspace);
+ H5Pclose(xfer_plist);
+
+ ret = H5Dclose(dataset);
+ VRFY((ret >= 0), "H5Dclose1 succeeded");
+
+ free(wdata);
+#endif
+ H5Fclose(fid);
+}
+
+/*
+ * Example of using the parallel HDF5 library to read two datasets
+ * in one HDF5 file with collective parallel access support.
+ * The Datasets are of sizes (number-of-mpi-processes x dim0) x dim1.
+ * Each process controls only a slab of size dim0 x dim1 within each
+ * dataset. [Note: not so yet. Datasets are of sizes dim0xdim1 and
+ * each process controls a hyperslab within.]
+ */
+
+static void
+dataset_big_read(void)
+{
+ hid_t fid; /* HDF5 file ID */
+ hid_t acc_tpl; /* File access templates */
+ hid_t xfer_plist; /* Dataset transfer properties list */
+ hid_t file_dataspace; /* File dataspace ID */
+ hid_t mem_dataspace; /* memory dataspace ID */
+ hid_t dataset;
+ B_DATATYPE *rdata = NULL; /* data buffer */
+ B_DATATYPE *wdata = NULL; /* expected data buffer */
+ hsize_t dims[RANK]; /* dataset dim sizes */
+ hsize_t start[RANK]; /* for hyperslab setting */
+ hsize_t count[RANK], stride[RANK]; /* for hyperslab setting */
+ hsize_t block[RANK]; /* for hyperslab setting */
+ int i,j,k;
+ hsize_t h;
+ size_t num_points;
+ hsize_t *coords = NULL;
+ herr_t ret; /* Generic return value */
+
+ /* allocate memory for data buffer */
+ rdata = (B_DATATYPE *)malloc(bigcount*sizeof(B_DATATYPE));
+ VRFY((rdata != NULL), "rdata malloc succeeded");
+ wdata = (B_DATATYPE *)malloc(bigcount*sizeof(B_DATATYPE));
+ VRFY((wdata != NULL), "wdata malloc succeeded");
+
+ memset(rdata, 0, bigcount*sizeof(B_DATATYPE));
+
+ /* setup file access template */
+ acc_tpl = H5Pcreate (H5P_FILE_ACCESS);
+ VRFY((acc_tpl >= 0), "H5P_FILE_ACCESS");
+ H5Pset_fapl_mpio(acc_tpl, MPI_COMM_WORLD, MPI_INFO_NULL);
+
+ /* open the file collectively */
+ fid=H5Fopen(filename,H5F_ACC_RDONLY,acc_tpl);
+ VRFY((fid >= 0), "H5Fopen succeeded");
+
+ /* Release file-access template */
+ ret = H5Pclose(acc_tpl);
+ VRFY((ret >= 0), "");
+
+
+ printf("\nRead Testing Dataset1 by COL\n");
+ dataset = H5Dopen2(fid, DATASET1, H5P_DEFAULT);
+ VRFY((dataset >= 0), "H5Dopen2 succeeded");
+
+ dims[0] = bigcount;
+ dims[1] = mpi_size;
+ /* Each process takes a slabs of cols. */
+ block[0] = dims[0];
+ block[1] = dims[1]/mpi_size;
+ stride[0] = block[0];
+ stride[1] = block[1];
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = 0;
+ start[1] = mpi_rank*block[1];
+
+ /* create a file dataspace independently */
+ file_dataspace = H5Dget_space (dataset);
+ VRFY((file_dataspace >= 0), "H5Dget_space succeeded");
+ ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+
+ /* create a memory dataspace independently */
+ mem_dataspace = H5Screate_simple (RANK, block, NULL);
+ VRFY((mem_dataspace >= 0), "");
+
+ /* fill dataset with test data */
+ fill_datasets(start, block, wdata);
+ MESG("data_array initialized");
+ if(VERBOSE_MED){
+ MESG("data_array created");
+ }
+
+ /* set up the collective transfer properties list */
+ xfer_plist = H5Pcreate (H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0), "");
+ ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((ret >= 0), "H5Pcreate xfer succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ ret = H5Pset_dxpl_mpio_collective_opt(xfer_plist,H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((ret>= 0),"set independent IO collectively succeeded");
+ }
+
+ /* read data collectively */
+ ret = H5Dread(dataset, H5T_NATIVE_LLONG, mem_dataspace, file_dataspace,
+ xfer_plist, rdata);
+ VRFY((ret >= 0), "H5Dread dataset1 succeeded");
+
+ {
+ for (i=0; i < block[0]; i++){
+ for (j=0; j < block[1]; j++){
+ if(k < 10) {
+ printf("%lld ", rdata[k]);
+ k++;
+ }
+ }
+ }
+ printf("\n");
+ }
+
+ /* verify the read data with original expected data */
+ ret = verify_data(start, count, stride, block, rdata, wdata);
+ if(ret) {fprintf(stderr, "verify failed\n"); exit(1);}
+
+ /* release all temporary handles. */
+ H5Sclose(file_dataspace);
+ H5Sclose(mem_dataspace);
+ H5Pclose(xfer_plist);
+ ret = H5Dclose(dataset);
+ VRFY((ret >= 0), "H5Dclose1 succeeded");
+
+
+ printf("\nRead Testing Dataset2 by ROW\n");
+ memset(rdata, 0, bigcount*sizeof(B_DATATYPE));
+ dataset = H5Dopen2(fid, DATASET2, H5P_DEFAULT);
+ VRFY((dataset >= 0), "H5Dopen2 succeeded");
+
+ dims[0] = bigcount;
+ dims[1] = mpi_size;
+ /* Each process takes a slabs of rows. */
+ block[0] = dims[0]/mpi_size;
+ block[1] = dims[1];
+ stride[0] = block[0];
+ stride[1] = block[1];
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = mpi_rank*block[0];
+ start[1] = 0;
+
+ /* create a file dataspace independently */
+ file_dataspace = H5Dget_space (dataset);
+ VRFY((file_dataspace >= 0), "H5Dget_space succeeded");
+ ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+
+ /* create a memory dataspace independently */
+ mem_dataspace = H5Screate_simple (RANK, block, NULL);
+ VRFY((mem_dataspace >= 0), "");
+
+ /* fill dataset with test data */
+ fill_datasets(start, block, wdata);
+ MESG("data_array initialized");
+ if(VERBOSE_MED){
+ MESG("data_array created");
+ }
+
+ /* set up the collective transfer properties list */
+ xfer_plist = H5Pcreate (H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0), "");
+ ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((ret >= 0), "H5Pcreate xfer succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ ret = H5Pset_dxpl_mpio_collective_opt(xfer_plist,H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((ret>= 0),"set independent IO collectively succeeded");
+ }
+
+ /* read data collectively */
+ ret = H5Dread(dataset, H5T_NATIVE_LLONG, mem_dataspace, file_dataspace,
+ xfer_plist, rdata);
+ VRFY((ret >= 0), "H5Dread dataset2 succeeded");
+
+ {
+ for (i=0; i < block[0]; i++){
+ for (j=0; j < block[1]; j++){
+ if(k < 10) {
+ printf("%lld ", rdata[k]);
+ k++;
+ }
+ }
+ }
+ printf("\n");
+ }
+
+ /* verify the read data with original expected data */
+ ret = verify_data(start, count, stride, block, rdata, wdata);
+ if(ret) {fprintf(stderr, "verify failed\n"); exit(1);}
+
+ /* release all temporary handles. */
+ H5Sclose(file_dataspace);
+ H5Sclose(mem_dataspace);
+ H5Pclose(xfer_plist);
+ ret = H5Dclose(dataset);
+ VRFY((ret >= 0), "H5Dclose1 succeeded");
+
+
+ printf("\nRead Testing Dataset3 read select ALL proc 0, NONE others\n");
+ memset(rdata, 0, bigcount*sizeof(B_DATATYPE));
+ dataset = H5Dopen2(fid, DATASET3, H5P_DEFAULT);
+ VRFY((dataset >= 0), "H5Dopen2 succeeded");
+
+ dims[0] = bigcount;
+ dims[1] = 1;
+
+ /* create a file dataspace independently */
+ file_dataspace = H5Dget_space (dataset);
+ VRFY((file_dataspace >= 0), "H5Dget_space succeeded");
+ if(MAINPROCESS) {
+ ret = H5Sselect_all(file_dataspace);
+ VRFY((ret >= 0), "H5Sset_all succeeded");
+ }
+ else {
+ ret = H5Sselect_none(file_dataspace);
+ VRFY((ret >= 0), "H5Sset_none succeeded");
+ }
+
+ /* create a memory dataspace independently */
+ mem_dataspace = H5Screate_simple (RANK, dims, NULL);
+ VRFY((mem_dataspace >= 0), "");
+ if(!MAINPROCESS) {
+ ret = H5Sselect_none(mem_dataspace);
+ VRFY((ret >= 0), "H5Sset_none succeeded");
+ }
+
+ /* fill dataset with test data */
+ fill_datasets(start, dims, wdata);
+ MESG("data_array initialized");
+ if(VERBOSE_MED){
+ MESG("data_array created");
+ }
+
+ /* set up the collective transfer properties list */
+ xfer_plist = H5Pcreate (H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0), "");
+ ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((ret >= 0), "H5Pcreate xfer succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ ret = H5Pset_dxpl_mpio_collective_opt(xfer_plist,H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((ret>= 0),"set independent IO collectively succeeded");
+ }
+
+ /* read data collectively */
+ ret = H5Dread(dataset, H5T_NATIVE_LLONG, mem_dataspace, file_dataspace,
+ xfer_plist, rdata);
+ VRFY((ret >= 0), "H5Dread dataset3 succeeded");
+
+ {
+ for (i=0; i < block[0]; i++){
+ for (j=0; j < block[1]; j++){
+ if(k < 10) {
+ printf("%lld ", rdata[k]);
+ k++;
+ }
+ }
+ }
+ printf("\n");
+ }
+
+ if(MAINPROCESS) {
+ /* verify the read data with original expected data */
+ ret = verify_data(start, count, stride, block, rdata, wdata);
+ if(ret) {fprintf(stderr, "verify failed\n"); exit(1);}
+ }
+
+ /* release all temporary handles. */
+ H5Sclose(file_dataspace);
+ H5Sclose(mem_dataspace);
+ H5Pclose(xfer_plist);
+ ret = H5Dclose(dataset);
+ VRFY((ret >= 0), "H5Dclose1 succeeded");
+
+ printf("\nRead Testing Dataset4 with Point selection\n");
+ dataset = H5Dopen2(fid, DATASET4, H5P_DEFAULT);
+ VRFY((dataset >= 0), "H5Dopen2 succeeded");
+
+ dims[0] = bigcount;
+ dims[1] = mpi_size * 4;
+
+ block[0] = dims[0]/2;
+ block[1] = 2;
+ stride[0] = dims[0]/2;
+ stride[1] = 2;
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = 0;
+ start[1] = dims[1]/mpi_size * mpi_rank;
+
+ fill_datasets(start, block, wdata);
+ MESG("data_array initialized");
+ if(VERBOSE_MED){
+ MESG("data_array created");
+ dataset_print(start, block, wdata);
+ }
+
+ num_points = bigcount;
+
+ coords = (hsize_t *)malloc(num_points * RANK * sizeof(hsize_t));
+ VRFY((coords != NULL), "coords malloc succeeded");
+
+ set_coords (start, count, stride, block, num_points, coords, IN_ORDER);
+ /* create a file dataspace */
+ file_dataspace = H5Dget_space (dataset);
+ VRFY((file_dataspace >= 0), "H5Dget_space succeeded");
+ ret = H5Sselect_elements(file_dataspace, H5S_SELECT_SET, num_points, coords);
+ VRFY((ret >= 0), "H5Sselect_elements succeeded");
+
+ if(coords) free(coords);
+
+ /* create a memory dataspace */
+ mem_dataspace = H5Screate_simple (1, &bigcount, NULL);
+ VRFY((mem_dataspace >= 0), "");
+
+ /* set up the collective transfer properties list */
+ xfer_plist = H5Pcreate (H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0), "");
+ ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((ret >= 0), "H5Pcreate xfer succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ ret = H5Pset_dxpl_mpio_collective_opt(xfer_plist,H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((ret>= 0),"set independent IO collectively succeeded");
+ }
+
+ /* read data collectively */
+ ret = H5Dread(dataset, H5T_NATIVE_LLONG, mem_dataspace, file_dataspace,
+ xfer_plist, rdata);
+ VRFY((ret >= 0), "H5Dread dataset1 succeeded");
+
+ ret = verify_data(start, count, stride, block, rdata, wdata);
+ if(ret) {fprintf(stderr, "verify failed\n"); exit(1);}
+
+ /* release all temporary handles. */
+ H5Sclose(file_dataspace);
+ H5Sclose(mem_dataspace);
+ H5Pclose(xfer_plist);
+ ret = H5Dclose(dataset);
+ VRFY((ret >= 0), "H5Dclose1 succeeded");
+
+ printf("\nRead Testing Dataset5 with Irregular selection\n");
+ /* Need larger memory for data buffer */
+ free(wdata);
+ free(rdata);
+#if 0
+ wdata = (B_DATATYPE *)malloc(bigcount*4*sizeof(B_DATATYPE));
+ VRFY((wdata != NULL), "wdata malloc succeeded");
+ rdata = (B_DATATYPE *)malloc(bigcount*4*sizeof(B_DATATYPE));
+ VRFY((rdata != NULL), "rdata malloc succeeded");
+
+ dataset = H5Dopen2(fid, DATASET5, H5P_DEFAULT);
+ VRFY((dataset >= 0), "H5Dopen2 succeeded");
+
+ dims[0] = bigcount;
+ dims[1] = mpi_size * 4;
+
+ /* first select 1 col in this proc splice */
+ block[0] = dims[0];
+ block[1] = 1;
+ stride[0] = block[0];
+ stride[1] = block[1];
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = 0;
+ start[1] = mpi_rank * 4;
+
+ /* get file dataspace */
+ file_dataspace = H5Dget_space (dataset);
+ VRFY((file_dataspace >= 0), "H5Dget_space succeeded");
+
+ /* create a memory dataspace */
+ dims[1] = 4;
+ mem_dataspace = H5Screate_simple (RANK, dims, NULL);
+ VRFY((mem_dataspace >= 0), "");
+
+ ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+
+ start[1] = 0;
+ ret = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+
+ /* select every other row in the process splice and OR it with
+ the col selection to create an irregular selection */
+ for(h=0 ; h<dims[0] ; h+=2) {
+ block[0] = 1;
+ block[1] = 4;
+ stride[0] = block[0];
+ stride[1] = block[1];
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = h;
+ start[1] = mpi_rank * 4;
+
+ ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_OR, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+
+ start[1] = 0;
+ ret = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_OR, start, stride, count, block);
+ VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
+
+ //fprintf(stderr, "%d: %d - %d\n", mpi_rank, (int)h, (int)H5Sget_select_npoints(mem_dataspace));
+ }
+
+ /* set up the collective transfer properties list */
+ xfer_plist = H5Pcreate (H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0), "");
+ ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((ret >= 0), "H5Pcreate xfer succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ ret = H5Pset_dxpl_mpio_collective_opt(xfer_plist,H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((ret>= 0),"set independent IO collectively succeeded");
+ }
+
+ /* read data collectively */
+ ret = H5Dread(dataset, H5T_NATIVE_LLONG, mem_dataspace, file_dataspace,
+ xfer_plist, rdata);
+ VRFY((ret >= 0), "H5Dread dataset1 succeeded");
+
+ /* fill dataset with test data */
+ fill_datasets(start, dims, wdata);
+ MESG("data_array initialized");
+ if(VERBOSE_MED){
+ MESG("data_array created");
+ }
+
+
+
+ /* verify the read data with original expected data */
+ block[0] = dims[0];
+ block[1] = 1;
+ stride[0] = block[0];
+ stride[1] = block[1];
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = 0;
+ start[1] = 0;
+ ret = verify_data(start, count, stride, block, rdata, wdata);
+ if(ret) {fprintf(stderr, "verify failed\n"); exit(1);}
+
+ for(h=0 ; h<dims[0] ; h+=2) {
+ block[0] = 1;
+ block[1] = 4;
+ stride[0] = block[0];
+ stride[1] = block[1];
+ count[0] = 1;
+ count[1] = 1;
+ start[0] = h;
+ start[1] = 0;
+ ret = verify_data(start, count, stride, block, rdata, wdata);
+ if(ret) {fprintf(stderr, "verify failed\n"); exit(1);}
+ }
+
+ /* release all temporary handles. */
+ H5Sclose(file_dataspace);
+ H5Sclose(mem_dataspace);
+ H5Pclose(xfer_plist);
+ ret = H5Dclose(dataset);
+ VRFY((ret >= 0), "H5Dclose1 succeeded");
+
+ H5Fclose(fid);
+
+ /* release data buffers */
+ if(rdata) free(rdata);
+ if(wdata) free(wdata);
+#endif
+} /* dataset_large_readAll */
+
+
+/*
+ * Create the appropriate File access property list
+ */
+hid_t
+create_faccess_plist(MPI_Comm comm, MPI_Info info, int l_facc_type)
+{
+ hid_t ret_pl = -1;
+ herr_t ret; /* generic return value */
+ int mpi_rank; /* mpi variables */
+
+ /* need the rank for error checking macros */
+ MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank);
+
+ ret_pl = H5Pcreate (H5P_FILE_ACCESS);
+ VRFY((ret_pl >= 0), "H5P_FILE_ACCESS");
+
+ if (l_facc_type == FACC_DEFAULT)
+ return (ret_pl);
+
+ if (l_facc_type == FACC_MPIO){
+ /* set Parallel access with communicator */
+ ret = H5Pset_fapl_mpio(ret_pl, comm, info);
+ VRFY((ret >= 0), "");
+ ret = H5Pset_all_coll_metadata_ops(ret_pl, TRUE);
+ VRFY((ret >= 0), "");
+ ret = H5Pset_coll_metadata_write(ret_pl, TRUE);
+ VRFY((ret >= 0), "");
+ return(ret_pl);
+ }
+
+ if (l_facc_type == (FACC_MPIO | FACC_SPLIT)){
+ hid_t mpio_pl;
+
+ mpio_pl = H5Pcreate (H5P_FILE_ACCESS);
+ VRFY((mpio_pl >= 0), "");
+ /* set Parallel access with communicator */
+ ret = H5Pset_fapl_mpio(mpio_pl, comm, info);
+ VRFY((ret >= 0), "");
+
+ /* setup file access template */
+ ret_pl = H5Pcreate (H5P_FILE_ACCESS);
+ VRFY((ret_pl >= 0), "");
+ /* set Parallel access with communicator */
+ ret = H5Pset_fapl_split(ret_pl, ".meta", mpio_pl, ".raw", mpio_pl);
+ VRFY((ret >= 0), "H5Pset_fapl_split succeeded");
+ H5Pclose(mpio_pl);
+ return(ret_pl);
+ }
+
+ /* unknown file access types */
+ return (ret_pl);
+}
+
+
+/*-------------------------------------------------------------------------
+ * Function: coll_chunk1
+ *
+ * Purpose: Wrapper to test the collective chunk IO for regular JOINT
+ selection with a single chunk
+ *
+ * Return: Success: 0
+ *
+ * Failure: -1
+ *
+ * Programmer: Unknown
+ * July 12th, 2004
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+
+/* ------------------------------------------------------------------------
+ * Descriptions for the selection: One big singluar selection inside one chunk
+ * Two dimensions,
+ *
+ * dim1 = space_dim1(5760)*mpi_size
+ * dim2 = space_dim2(3)
+ * chunk_dim1 = dim1
+ * chunk_dim2 = dim2
+ * block = 1 for all dimensions
+ * stride = 1 for all dimensions
+ * count0 = space_dim1(5760)
+ * count1 = space_dim2(3)
+ * start0 = mpi_rank*space_dim1
+ * start1 = 0
+ * ------------------------------------------------------------------------
+ */
+
+void
+coll_chunk1(void)
+{
+ if (MAINPROCESS)
+ printf("coll_chunk1\n");
+
+ coll_chunktest(filename, 1, BYROW_CONT, API_NONE, HYPER, HYPER, OUT_OF_ORDER);
+ coll_chunktest(filename, 1, BYROW_CONT, API_NONE, HYPER, POINT, OUT_OF_ORDER);
+ coll_chunktest(filename, 1, BYROW_CONT, API_NONE, POINT, ALL, OUT_OF_ORDER);
+ coll_chunktest(filename, 1, BYROW_CONT, API_NONE, POINT, POINT, OUT_OF_ORDER);
+ coll_chunktest(filename, 1, BYROW_CONT, API_NONE, POINT, HYPER, OUT_OF_ORDER);
+
+ coll_chunktest(filename, 1, BYROW_CONT, API_NONE, POINT, ALL, IN_ORDER);
+ coll_chunktest(filename, 1, BYROW_CONT, API_NONE, POINT, POINT, IN_ORDER);
+ coll_chunktest(filename, 1, BYROW_CONT, API_NONE, POINT, HYPER, IN_ORDER);
+}
+
+
+/*-------------------------------------------------------------------------
+ * Function: coll_chunk2
+ *
+ * Purpose: Wrapper to test the collective chunk IO for regular DISJOINT
+ selection with a single chunk
+ *
+ * Return: Success: 0
+ *
+ * Failure: -1
+ *
+ * Programmer: Unknown
+ * July 12th, 2004
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+
+ /* ------------------------------------------------------------------------
+ * Descriptions for the selection: many disjoint selections inside one chunk
+ * Two dimensions,
+ *
+ * dim1 = space_dim1*mpi_size(5760)
+ * dim2 = space_dim2(3)
+ * chunk_dim1 = dim1
+ * chunk_dim2 = dim2
+ * block = 1 for all dimensions
+ * stride = 3 for all dimensions
+ * count0 = space_dim1/stride0(5760/3)
+ * count1 = space_dim2/stride(3/3 = 1)
+ * start0 = mpi_rank*space_dim1
+ * start1 = 0
+ *
+ * ------------------------------------------------------------------------
+ */
+void
+coll_chunk2(void)
+{
+ if (MAINPROCESS)
+ printf("coll_chunk2\n");
+
+ coll_chunktest(filename, 1, BYROW_DISCONT, API_NONE, HYPER, HYPER, OUT_OF_ORDER);
+ coll_chunktest(filename, 1, BYROW_DISCONT, API_NONE, HYPER, POINT, OUT_OF_ORDER);
+ coll_chunktest(filename, 1, BYROW_DISCONT, API_NONE, POINT, ALL, OUT_OF_ORDER);
+ coll_chunktest(filename, 1, BYROW_DISCONT, API_NONE, POINT, POINT, OUT_OF_ORDER);
+ coll_chunktest(filename, 1, BYROW_DISCONT, API_NONE, POINT, HYPER, OUT_OF_ORDER);
+
+ coll_chunktest(filename, 1, BYROW_DISCONT, API_NONE, POINT, ALL, IN_ORDER);
+ coll_chunktest(filename, 1, BYROW_DISCONT, API_NONE, POINT, POINT, IN_ORDER);
+ coll_chunktest(filename, 1, BYROW_DISCONT, API_NONE, POINT, HYPER, IN_ORDER);
+}
+
+
+/*-------------------------------------------------------------------------
+ * Function: coll_chunk3
+ *
+ * Purpose: Wrapper to test the collective chunk IO for regular JOINT
+ selection with at least number of 2*mpi_size chunks
+ *
+ * Return: Success: 0
+ *
+ * Failure: -1
+ *
+ * Programmer: Unknown
+ * July 12th, 2004
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+
+/* ------------------------------------------------------------------------
+ * Descriptions for the selection: one singular selection accross many chunks
+ * Two dimensions, Num of chunks = 2* mpi_size
+ *
+ * dim1 = space_dim1*mpi_size
+ * dim2 = space_dim2(3)
+ * chunk_dim1 = space_dim1
+ * chunk_dim2 = dim2/2
+ * block = 1 for all dimensions
+ * stride = 1 for all dimensions
+ * count0 = space_dim1
+ * count1 = space_dim2(3)
+ * start0 = mpi_rank*space_dim1
+ * start1 = 0
+ *
+ * ------------------------------------------------------------------------
+ */
+
+void
+coll_chunk3(void)
+{
+ if (MAINPROCESS)
+ printf("coll_chunk3\n");
+
+ coll_chunktest(filename, mpi_size, BYROW_CONT, API_NONE, HYPER, HYPER, OUT_OF_ORDER);
+ coll_chunktest(filename, mpi_size, BYROW_CONT, API_NONE, HYPER, POINT, OUT_OF_ORDER);
+ coll_chunktest(filename, mpi_size, BYROW_CONT, API_NONE, POINT, ALL, OUT_OF_ORDER);
+ coll_chunktest(filename, mpi_size, BYROW_CONT, API_NONE, POINT, POINT, OUT_OF_ORDER);
+ coll_chunktest(filename, mpi_size, BYROW_CONT, API_NONE, POINT, HYPER, OUT_OF_ORDER);
+
+ coll_chunktest(filename, mpi_size, BYROW_CONT, API_NONE, POINT, ALL, IN_ORDER);
+ coll_chunktest(filename, mpi_size, BYROW_CONT, API_NONE, POINT, POINT, IN_ORDER);
+ coll_chunktest(filename, mpi_size, BYROW_CONT, API_NONE, POINT, HYPER, IN_ORDER);
+}
+
+
+//-------------------------------------------------------------------------
+// Borrowed/Modified (slightly) from t_coll_chunk.c
+/*-------------------------------------------------------------------------
+ * Function: coll_chunktest
+ *
+ * Purpose: The real testing routine for regular selection of collective
+ chunking storage
+ testing both write and read,
+ If anything fails, it may be read or write. There is no
+ separation test between read and write.
+ *
+ * Return: Success: 0
+ *
+ * Failure: -1
+ *
+ * Modifications:
+ * Remove invalid temporary property checkings for API_LINK_HARD and
+ * API_LINK_TRUE cases.
+ * Programmer: Jonathan Kim
+ * Date: 2012-10-10
+ *
+ * Programmer: Unknown
+ * July 12th, 2004
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+
+static void
+coll_chunktest(const char* filename,
+ int chunk_factor,
+ int select_factor,
+ int api_option,
+ int file_selection,
+ int mem_selection,
+ int mode)
+{
+ hid_t file, dataset, file_dataspace, mem_dataspace;
+ hid_t acc_plist,xfer_plist,crp_plist;
+
+ hsize_t dims[RANK], chunk_dims[RANK];
+ int* data_array1 = NULL;
+ int* data_origin1 = NULL;
+
+ hsize_t start[RANK],count[RANK],stride[RANK],block[RANK];
+
+#ifdef H5_HAVE_INSTRUMENTED_LIBRARY
+ unsigned prop_value;
+#endif /* H5_HAVE_INSTRUMENTED_LIBRARY */
+
+ herr_t status;
+ MPI_Comm comm = MPI_COMM_WORLD;
+ MPI_Info info = MPI_INFO_NULL;
+
+ size_t num_points; /* for point selection */
+ hsize_t *coords = NULL; /* for point selection */
+ hsize_t current_dims; /* for point selection */
+ int i;
+
+ /* Create the data space */
+
+ acc_plist = create_faccess_plist(comm,info,facc_type);
+ VRFY((acc_plist >= 0),"");
+
+ file = H5Fcreate(filename,H5F_ACC_TRUNC,H5P_DEFAULT,acc_plist);
+ VRFY((file >= 0),"H5Fcreate succeeded");
+
+ status = H5Pclose(acc_plist);
+ VRFY((status >= 0),"");
+
+ /* setup dimensionality object */
+ dims[0] = space_dim1*mpi_size;
+ dims[1] = space_dim2;
+
+ /* allocate memory for data buffer */
+ data_array1 = (int *)HDmalloc(dims[0] * dims[1] * sizeof(int));
+ VRFY((data_array1 != NULL), "data_array1 malloc succeeded");
+
+ /* set up dimensions of the slab this process accesses */
+ ccslab_set(mpi_rank, mpi_size, start, count, stride, block, select_factor);
+
+ /* set up the coords array selection */
+ num_points = block[0] * block[1] * count[0] * count[1];
+ coords = (hsize_t *)HDmalloc(num_points * RANK * sizeof(hsize_t));
+ VRFY((coords != NULL), "coords malloc succeeded");
+ point_set(start, count, stride, block, num_points, coords, mode);
+
+ file_dataspace = H5Screate_simple(2, dims, NULL);
+ VRFY((file_dataspace >= 0), "file dataspace created succeeded");
+
+ if(ALL != mem_selection) {
+ mem_dataspace = H5Screate_simple(2, dims, NULL);
+ VRFY((mem_dataspace >= 0), "mem dataspace created succeeded");
+ }
+ else {
+ current_dims = num_points;
+ mem_dataspace = H5Screate_simple (1, &current_dims, NULL);
+ VRFY((mem_dataspace >= 0), "mem_dataspace create succeeded");
+ }
+
+ crp_plist = H5Pcreate(H5P_DATASET_CREATE);
+ VRFY((crp_plist >= 0),"");
+
+ /* Set up chunk information. */
+ chunk_dims[0] = dims[0]/chunk_factor;
+
+ /* to decrease the testing time, maintain bigger chunk size */
+ (chunk_factor == 1) ? (chunk_dims[1] = space_dim2) : (chunk_dims[1] = space_dim2/2);
+ status = H5Pset_chunk(crp_plist, 2, chunk_dims);
+ VRFY((status >= 0),"chunk creation property list succeeded");
+
+ dataset = H5Dcreate2(file, DSET_COLLECTIVE_CHUNK_NAME, H5T_NATIVE_INT,
+ file_dataspace, H5P_DEFAULT, crp_plist, H5P_DEFAULT);
+ VRFY((dataset >= 0),"dataset created succeeded");
+
+ status = H5Pclose(crp_plist);
+ VRFY((status >= 0), "");
+
+ /*put some trivial data in the data array */
+ ccdataset_fill(start, stride, count,block, data_array1, mem_selection);
+
+ MESG("data_array initialized");
+
+ switch (file_selection) {
+ case HYPER:
+ status = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((status >= 0),"hyperslab selection succeeded");
+ break;
+
+ case POINT:
+ if (num_points) {
+ status = H5Sselect_elements(file_dataspace, H5S_SELECT_SET, num_points, coords);
+ VRFY((status >= 0),"Element selection succeeded");
+ }
+ else {
+ status = H5Sselect_none(file_dataspace);
+ VRFY((status >= 0),"none selection succeeded");
+ }
+ break;
+
+ case ALL:
+ status = H5Sselect_all(file_dataspace);
+ VRFY((status >= 0), "H5Sselect_all succeeded");
+ break;
+ }
+
+ switch (mem_selection) {
+ case HYPER:
+ status = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((status >= 0),"hyperslab selection succeeded");
+ break;
+
+ case POINT:
+ if (num_points) {
+ status = H5Sselect_elements(mem_dataspace, H5S_SELECT_SET, num_points, coords);
+ VRFY((status >= 0),"Element selection succeeded");
+ }
+ else {
+ status = H5Sselect_none(mem_dataspace);
+ VRFY((status >= 0),"none selection succeeded");
+ }
+ break;
+
+ case ALL:
+ status = H5Sselect_all(mem_dataspace);
+ VRFY((status >= 0), "H5Sselect_all succeeded");
+ break;
+ }
+
+ /* set up the collective transfer property list */
+ xfer_plist = H5Pcreate(H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0), "");
+
+ status = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((status>= 0),"MPIO collective transfer property succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ status = H5Pset_dxpl_mpio_collective_opt(xfer_plist, H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((status>= 0),"set independent IO collectively succeeded");
+ }
+
+ switch(api_option){
+ case API_LINK_HARD:
+ status = H5Pset_dxpl_mpio_chunk_opt(xfer_plist,H5FD_MPIO_CHUNK_ONE_IO);
+ VRFY((status>= 0),"collective chunk optimization succeeded");
+ break;
+
+ case API_MULTI_HARD:
+ status = H5Pset_dxpl_mpio_chunk_opt(xfer_plist,H5FD_MPIO_CHUNK_MULTI_IO);
+ VRFY((status>= 0),"collective chunk optimization succeeded ");
+ break;
+
+ case API_LINK_TRUE:
+ status = H5Pset_dxpl_mpio_chunk_opt_num(xfer_plist,2);
+ VRFY((status>= 0),"collective chunk optimization set chunk number succeeded");
+ break;
+
+ case API_LINK_FALSE:
+ status = H5Pset_dxpl_mpio_chunk_opt_num(xfer_plist,6);
+ VRFY((status>= 0),"collective chunk optimization set chunk number succeeded");
+ break;
+
+ case API_MULTI_COLL:
+ status = H5Pset_dxpl_mpio_chunk_opt_num(xfer_plist,8);/* make sure it is using multi-chunk IO */
+ VRFY((status>= 0),"collective chunk optimization set chunk number succeeded");
+ status = H5Pset_dxpl_mpio_chunk_opt_ratio(xfer_plist,50);
+ VRFY((status>= 0),"collective chunk optimization set chunk ratio succeeded");
+ break;
+
+ case API_MULTI_IND:
+ status = H5Pset_dxpl_mpio_chunk_opt_num(xfer_plist,8);/* make sure it is using multi-chunk IO */
+ VRFY((status>= 0),"collective chunk optimization set chunk number succeeded");
+ status = H5Pset_dxpl_mpio_chunk_opt_ratio(xfer_plist,100);
+ VRFY((status>= 0),"collective chunk optimization set chunk ratio succeeded");
+ break;
+
+ default:
+ ;
+ }
+
+#ifdef H5_HAVE_INSTRUMENTED_LIBRARY
+ if(facc_type == FACC_MPIO) {
+ switch(api_option) {
+ case API_LINK_HARD:
+ prop_value = H5D_XFER_COLL_CHUNK_DEF;
+ status = H5Pinsert2(xfer_plist, H5D_XFER_COLL_CHUNK_LINK_HARD_NAME, H5D_XFER_COLL_CHUNK_SIZE, &prop_value,
+ NULL, NULL, NULL, NULL, NULL, NULL);
+ VRFY((status >= 0),"testing property list inserted succeeded");
+ break;
+
+ case API_MULTI_HARD:
+ prop_value = H5D_XFER_COLL_CHUNK_DEF;
+ status = H5Pinsert2(xfer_plist, H5D_XFER_COLL_CHUNK_MULTI_HARD_NAME, H5D_XFER_COLL_CHUNK_SIZE, &prop_value,
+ NULL, NULL, NULL, NULL, NULL, NULL);
+ VRFY((status >= 0),"testing property list inserted succeeded");
+ break;
+
+ case API_LINK_TRUE:
+ prop_value = H5D_XFER_COLL_CHUNK_DEF;
+ status = H5Pinsert2(xfer_plist, H5D_XFER_COLL_CHUNK_LINK_NUM_TRUE_NAME, H5D_XFER_COLL_CHUNK_SIZE, &prop_value,
+ NULL, NULL, NULL, NULL, NULL, NULL);
+ VRFY((status >= 0),"testing property list inserted succeeded");
+ break;
+
+ case API_LINK_FALSE:
+ prop_value = H5D_XFER_COLL_CHUNK_DEF;
+ status = H5Pinsert2(xfer_plist, H5D_XFER_COLL_CHUNK_LINK_NUM_FALSE_NAME, H5D_XFER_COLL_CHUNK_SIZE, &prop_value,
+ NULL, NULL, NULL, NULL, NULL, NULL);
+ VRFY((status >= 0),"testing property list inserted succeeded");
+ break;
+
+ case API_MULTI_COLL:
+ prop_value = H5D_XFER_COLL_CHUNK_DEF;
+ status = H5Pinsert2(xfer_plist, H5D_XFER_COLL_CHUNK_MULTI_RATIO_COLL_NAME, H5D_XFER_COLL_CHUNK_SIZE, &prop_value,
+ NULL, NULL, NULL, NULL, NULL, NULL);
+ VRFY((status >= 0),"testing property list inserted succeeded");
+ break;
+
+ case API_MULTI_IND:
+ prop_value = H5D_XFER_COLL_CHUNK_DEF;
+ status = H5Pinsert2(xfer_plist, H5D_XFER_COLL_CHUNK_MULTI_RATIO_IND_NAME, H5D_XFER_COLL_CHUNK_SIZE, &prop_value,
+ NULL, NULL, NULL, NULL, NULL, NULL);
+ VRFY((status >= 0),"testing property list inserted succeeded");
+ break;
+
+ default:
+ ;
+ }
+ }
+#endif
+
+ /* write data collectively */
+ status = H5Dwrite(dataset, H5T_NATIVE_INT, mem_dataspace, file_dataspace,
+ xfer_plist, data_array1);
+ VRFY((status >= 0),"dataset write succeeded");
+
+#ifdef H5_HAVE_INSTRUMENTED_LIBRARY
+ if(facc_type == FACC_MPIO) {
+ switch(api_option){
+ case API_LINK_HARD:
+ status = H5Pget(xfer_plist,H5D_XFER_COLL_CHUNK_LINK_HARD_NAME,&prop_value);
+ VRFY((status >= 0),"testing property list get succeeded");
+ VRFY((prop_value == 0),"API to set LINK COLLECTIVE IO directly succeeded");
+ break;
+
+ case API_MULTI_HARD:
+ status = H5Pget(xfer_plist,H5D_XFER_COLL_CHUNK_MULTI_HARD_NAME,&prop_value);
+ VRFY((status >= 0),"testing property list get succeeded");
+ VRFY((prop_value == 0),"API to set MULTI-CHUNK COLLECTIVE IO optimization succeeded");
+ break;
+
+ case API_LINK_TRUE:
+ status = H5Pget(xfer_plist,H5D_XFER_COLL_CHUNK_LINK_NUM_TRUE_NAME,&prop_value);
+ VRFY((status >= 0),"testing property list get succeeded");
+ VRFY((prop_value == 0),"API to set LINK COLLECTIVE IO succeeded");
+ break;
+
+ case API_LINK_FALSE:
+ status = H5Pget(xfer_plist,H5D_XFER_COLL_CHUNK_LINK_NUM_FALSE_NAME,&prop_value);
+ VRFY((status >= 0),"testing property list get succeeded");
+ VRFY((prop_value == 0),"API to set LINK IO transferring to multi-chunk IO succeeded");
+ break;
+
+ case API_MULTI_COLL:
+ status = H5Pget(xfer_plist,H5D_XFER_COLL_CHUNK_MULTI_RATIO_COLL_NAME,&prop_value);
+ VRFY((status >= 0),"testing property list get succeeded");
+ VRFY((prop_value == 0),"API to set MULTI-CHUNK COLLECTIVE IO with optimization succeeded");
+ break;
+
+ case API_MULTI_IND:
+ status = H5Pget(xfer_plist,H5D_XFER_COLL_CHUNK_MULTI_RATIO_IND_NAME,&prop_value);
+ VRFY((status >= 0),"testing property list get succeeded");
+ VRFY((prop_value == 0),"API to set MULTI-CHUNK IO transferring to independent IO succeeded");
+ break;
+
+ default:
+ ;
+ }
+ }
+#endif
+
+ status = H5Dclose(dataset);
+ VRFY((status >= 0),"");
+
+ status = H5Pclose(xfer_plist);
+ VRFY((status >= 0),"property list closed");
+
+ status = H5Sclose(file_dataspace);
+ VRFY((status >= 0),"");
+
+ status = H5Sclose(mem_dataspace);
+ VRFY((status >= 0),"");
+
+
+ status = H5Fclose(file);
+ VRFY((status >= 0),"");
+
+ if (data_array1) HDfree(data_array1);
+
+ /* Use collective read to verify the correctness of collective write. */
+
+ /* allocate memory for data buffer */
+ data_array1 = (int *)HDmalloc(dims[0]*dims[1]*sizeof(int));
+ VRFY((data_array1 != NULL), "data_array1 malloc succeeded");
+
+ /* allocate memory for data buffer */
+ data_origin1 = (int *)HDmalloc(dims[0]*dims[1]*sizeof(int));
+ VRFY((data_origin1 != NULL), "data_origin1 malloc succeeded");
+
+ acc_plist = create_faccess_plist(comm, info, facc_type);
+ VRFY((acc_plist >= 0),"MPIO creation property list succeeded");
+
+ file = H5Fopen(filename,H5F_ACC_RDONLY,acc_plist);
+ VRFY((file >= 0),"H5Fcreate succeeded");
+
+ status = H5Pclose(acc_plist);
+ VRFY((status >= 0),"");
+
+ /* open the collective dataset*/
+ dataset = H5Dopen2(file, DSET_COLLECTIVE_CHUNK_NAME, H5P_DEFAULT);
+ VRFY((dataset >= 0), "");
+
+ /* set up dimensions of the slab this process accesses */
+ ccslab_set(mpi_rank, mpi_size, start, count, stride, block, select_factor);
+
+ /* obtain the file and mem dataspace*/
+ file_dataspace = H5Dget_space (dataset);
+ VRFY((file_dataspace >= 0), "");
+
+ if (ALL != mem_selection) {
+ mem_dataspace = H5Dget_space (dataset);
+ VRFY((mem_dataspace >= 0), "");
+ }
+ else {
+ current_dims = num_points;
+ mem_dataspace = H5Screate_simple (1, &current_dims, NULL);
+ VRFY((mem_dataspace >= 0), "mem_dataspace create succeeded");
+ }
+
+ switch (file_selection) {
+ case HYPER:
+ status = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((status >= 0),"hyperslab selection succeeded");
+ break;
+
+ case POINT:
+ if (num_points) {
+ status = H5Sselect_elements(file_dataspace, H5S_SELECT_SET, num_points, coords);
+ VRFY((status >= 0),"Element selection succeeded");
+ }
+ else {
+ status = H5Sselect_none(file_dataspace);
+ VRFY((status >= 0),"none selection succeeded");
+ }
+ break;
+
+ case ALL:
+ status = H5Sselect_all(file_dataspace);
+ VRFY((status >= 0), "H5Sselect_all succeeded");
+ break;
+ }
+
+ switch (mem_selection) {
+ case HYPER:
+ status = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_SET, start, stride, count, block);
+ VRFY((status >= 0),"hyperslab selection succeeded");
+ break;
+
+ case POINT:
+ if (num_points) {
+ status = H5Sselect_elements(mem_dataspace, H5S_SELECT_SET, num_points, coords);
+ VRFY((status >= 0),"Element selection succeeded");
+ }
+ else {
+ status = H5Sselect_none(mem_dataspace);
+ VRFY((status >= 0),"none selection succeeded");
+ }
+ break;
+
+ case ALL:
+ status = H5Sselect_all(mem_dataspace);
+ VRFY((status >= 0), "H5Sselect_all succeeded");
+ break;
+ }
+
+ /* fill dataset with test data */
+ ccdataset_fill(start, stride,count,block, data_origin1, mem_selection);
+ xfer_plist = H5Pcreate (H5P_DATASET_XFER);
+ VRFY((xfer_plist >= 0),"");
+
+ status = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE);
+ VRFY((status>= 0),"MPIO collective transfer property succeeded");
+ if(dxfer_coll_type == DXFER_INDEPENDENT_IO) {
+ status = H5Pset_dxpl_mpio_collective_opt(xfer_plist,H5FD_MPIO_INDIVIDUAL_IO);
+ VRFY((status>= 0),"set independent IO collectively succeeded");
+ }
+
+ status = H5Dread(dataset, H5T_NATIVE_INT, mem_dataspace, file_dataspace,
+ xfer_plist, data_array1);
+ VRFY((status >=0),"dataset read succeeded");
+
+ /* verify the read data with original expected data */
+ status = ccdataset_vrfy(start, count, stride, block, data_array1, data_origin1, mem_selection);
+ if (status) nerrors++;
+
+ status = H5Pclose(xfer_plist);
+ VRFY((status >= 0),"property list closed");
+
+ /* close dataset collectively */
+ status=H5Dclose(dataset);
+ VRFY((status >= 0), "H5Dclose");
+
+ /* release all IDs created */
+ status = H5Sclose(file_dataspace);
+ VRFY((status >= 0),"H5Sclose");
+
+ status = H5Sclose(mem_dataspace);
+ VRFY((status >= 0),"H5Sclose");
+
+ /* close the file collectively */
+ status = H5Fclose(file);
+ VRFY((status >= 0),"H5Fclose");
+
+ /* release data buffers */
+ if(coords) HDfree(coords);
+ if(data_array1) HDfree(data_array1);
+ if(data_origin1) HDfree(data_origin1);
+
+}
+
+
+
+
+
+int main(int argc, char **argv)
+{
+
+ hsize_t newsize = 1048576;
+ hsize_t oldsize = H5S_mpio_set_bigio_count(newsize);
+ if (newsize != oldsize) {
+ bigcount = newsize * 2;
+ }
+
+ MPI_Init(&argc, &argv);
+ MPI_Comm_size(MPI_COMM_WORLD,&mpi_size);
+ MPI_Comm_rank(MPI_COMM_WORLD,&mpi_rank);
+
+ dataset_big_write();
+ MPI_Barrier(MPI_COMM_WORLD);
+
+ dataset_big_read();
+ MPI_Barrier(MPI_COMM_WORLD);
+
+ oldsize = H5S_mpio_set_bigio_count(16384);
+
+ coll_chunk1();
+ MPI_Barrier(MPI_COMM_WORLD);
+ coll_chunk2();
+ MPI_Barrier(MPI_COMM_WORLD);
+ coll_chunk3();
+ MPI_Barrier(MPI_COMM_WORLD);
+
+ MPI_Finalize();
+
+ return 0;
+}
+