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author | Jerome Soumagne <jsoumagne@hdfgroup.org> | 2019-12-09 18:16:52 (GMT) |
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committer | Jerome Soumagne <jsoumagne@hdfgroup.org> | 2019-12-09 18:16:52 (GMT) |
commit | 49fe497201bcefcd9beb01fe8fc2175974b73799 (patch) | |
tree | 82ec36c32198122e75c1dfa20e61678b8722f56b /testpar/t_2Gio.c | |
parent | 62e6349eabb00c69fa69aab0fbe34cdc092d072f (diff) | |
download | hdf5-49fe497201bcefcd9beb01fe8fc2175974b73799.zip hdf5-49fe497201bcefcd9beb01fe8fc2175974b73799.tar.gz hdf5-49fe497201bcefcd9beb01fe8fc2175974b73799.tar.bz2 |
Revert "Merge branch 'hdf5_1_12' of https://bitbucket.hdfgroup.org/scm/hdffv/hdf5 into hdf5_1_12"
This reverts commit 9f9336a5bd541752f472bab4c93da8de89f862cd, reversing
changes made to 437a1919e7ba60fe75a33a466d264183a0255319.
Diffstat (limited to 'testpar/t_2Gio.c')
-rw-r--r-- | testpar/t_2Gio.c | 4974 |
1 files changed, 0 insertions, 4974 deletions
diff --git a/testpar/t_2Gio.c b/testpar/t_2Gio.c deleted file mode 100644 index d4253d7..0000000 --- a/testpar/t_2Gio.c +++ /dev/null @@ -1,4974 +0,0 @@ -/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - * Copyright by The HDF Group. * - * All rights reserved. * - * * - * This file is part of HDF5. The full HDF5 copyright notice, including * - * terms governing use, modification, and redistribution, is contained in * - * the COPYING file, which can be found at the root of the source code * - * distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. * - * If you do not have access to either file, you may request a copy from * - * help@hdfgroup.org. * - * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ - -/* - * Parallel tests for datasets - */ - -/* - * Example of using the parallel HDF5 library to access datasets. - * - * This program contains three major parts. Part 1 tests fixed dimension - * datasets, for both independent and collective transfer modes. - * Part 2 tests extendible datasets, for independent transfer mode - * only. - * Part 3 tests extendible datasets, for collective transfer mode - * only. - */ - -#include <stdio.h> -#include "hdf5.h" -#include "testphdf5.h" - -#include "mpi.h" - - -/* For this test, we don't want to inherit the RANK definition - * from testphdf5.h. We'll define MAX_RANK to accomodate 3D arrays - * and use that definition rather than RANK. - */ -#ifndef MAX_RANK -#define MAX_RANK 2 -#endif - -/* As with RANK vs MAX_RANK, we use BIG_X_FACTOR vs ROW_FACTOR - * and BIG_Y_FACTOR vs COL_FACTOR. We introduce BIG_Z_FACTOR - * for the 3rd dimension. - */ - -#ifndef BIG_X_FACTOR -#define BIG_X_FACTOR 1048576 -#endif -#ifndef BIG_Y_FACTOR -#define BIG_Y_FACTOR 32 -#endif -#ifndef BIG_Z_FACTOR -#define BIG_Z_FACTOR 2048 -#endif - -#ifndef PATH_MAX -#define PATH_MAX 512 -#endif /* !PATH_MAX */ - -/* global variables */ -int dim0; -int dim1; -int dim2; -int chunkdim0; -int chunkdim1; -int nerrors = 0; /* errors count */ -int ndatasets = 300; /* number of datasets to create*/ -int ngroups = 512; /* number of groups to create in root - * group. */ -int facc_type = FACC_MPIO; /*Test file access type */ -int dxfer_coll_type = DXFER_COLLECTIVE_IO; - -H5E_auto2_t old_func; /* previous error handler */ -void *old_client_data; /* previous error handler arg.*/ - -#define NFILENAME 3 -#define PARATESTFILE filenames[0] -const char *FILENAME[NFILENAME]={ - "ParaTest", - "Hugefile", - NULL}; -char filenames[NFILENAME][PATH_MAX]; -hid_t fapl; /* file access property list */ -MPI_Comm test_comm = MPI_COMM_WORLD; - -// static int enable_error_stack = 0; /* enable error stack; disable=0 enable=1 */ -// static const char *TestProgName = NULL; -// static void (*TestPrivateUsage)(void) = NULL; -// static int (*TestPrivateParser)(int ac, char *av[]) = NULL; - -/* - * The following are various utility routines used by the tests. - */ - - -/* - * Show command usage - */ -static void -usage(void) -{ - HDprintf(" [-r] [-w] [-m<n_datasets>] [-n<n_groups>] " - "[-o] [-f <prefix>] [-d <dim0> <dim1>]\n"); - HDprintf("\t-m<n_datasets>" - "\tset number of datasets for the multiple dataset test\n"); - HDprintf("\t-n<n_groups>" - "\tset number of groups for the multiple group test\n"); - HDprintf("\t-f <prefix>\tfilename prefix\n"); - HDprintf("\t-i\tuse Independent IO \n"); - HDprintf("\t-d <factor0> <factor1>\tdataset dimensions factors. Defaults (%d,%d)\n", - BIG_X_FACTOR, BIG_Y_FACTOR); - HDprintf("\t-c <dim0> <dim1>\tdataset chunk dimensions. Defaults (dim0/10,dim1/10)\n"); - HDprintf("\n"); -} - -/* - * parse the command line options - */ -static int -parse_options(int argc, char **argv) -{ - int mpi_size, mpi_rank; /* mpi variables */ - - MPI_Comm_size(test_comm, &mpi_size); - MPI_Comm_rank(test_comm, &mpi_rank); - - /* setup default chunk-size. Make sure sizes are > 0 */ - - chunkdim0 = (dim0+9)/10; - chunkdim1 = (dim1+9)/10; - - while (--argc){ - if (**(++argv) != '-'){ - break; - }else{ - switch(*(*argv+1)){ - case 'm': ndatasets = atoi((*argv+1)+1); - if (ndatasets < 0){ - nerrors++; - return(1); - } - break; - case 'n': ngroups = atoi((*argv+1)+1); - if (ngroups < 0){ - nerrors++; - return(1); - } - break; - case 'f': if (--argc < 1) { - nerrors++; - return(1); - } - if (**(++argv) == '-') { - nerrors++; - return(1); - } - paraprefix = *argv; - break; - case 'i': /* Collective MPI-IO access with independent IO */ - dxfer_coll_type = DXFER_INDEPENDENT_IO; - break; - case 'd': /* dimension sizes */ - if (--argc < 2){ - nerrors++; - return(1); - } - dim0 = atoi(*(++argv))*mpi_size; - argc--; - dim1 = atoi(*(++argv))*mpi_size; - /* set default chunkdim sizes too */ - chunkdim0 = (dim0+9)/10; - chunkdim1 = (dim1+9)/10; - break; - case 'c': /* chunk dimensions */ - if (--argc < 2){ - nerrors++; - return(1); - } - chunkdim0 = atoi(*(++argv)); - argc--; - chunkdim1 = atoi(*(++argv)); - break; - case 'h': /* print help message--return with nerrors set */ - return(1); - default: HDprintf("Illegal option(%s)\n", *argv); - nerrors++; - return(1); - } - } - } /*while*/ - - /* check validity of dimension and chunk sizes */ - if (dim0 <= 0 || dim1 <= 0){ - HDprintf("Illegal dim sizes (%d, %d)\n", dim0, dim1); - nerrors++; - return(1); - } - if (chunkdim0 <= 0 || chunkdim1 <= 0){ - HDprintf("Illegal chunkdim sizes (%d, %d)\n", chunkdim0, chunkdim1); - nerrors++; - return(1); - } - - /* Make sure datasets can be divided into equal portions by the processes */ - if ((dim0 % mpi_size) || (dim1 % mpi_size)){ - if (MAINPROCESS) - HDprintf("dim0(%d) and dim1(%d) must be multiples of processes(%d)\n", - dim0, dim1, mpi_size); - nerrors++; - return(1); - } - - /* compose the test filenames */ - { - int i, n; - - n = sizeof(FILENAME)/sizeof(FILENAME[0]) - 1; /* exclude the NULL */ - - for (i=0; i < n; i++) - if (h5_fixname(FILENAME[i],fapl,filenames[i],sizeof(filenames[i])) - == NULL){ - HDprintf("h5_fixname failed\n"); - nerrors++; - return(1); - } - - if (MAINPROCESS) { - HDprintf("Test filenames are:\n"); - for (i=0; i < n; i++) - HDprintf(" %s\n", filenames[i]); - } - } - - return(0); -} - -/* - * 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(test_comm, &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); -} - - -/* - * Setup the dimensions of the hyperslab. - * Two modes--by rows or by columns. - * Assume dimension rank is 2. - * BYROW divide into slabs of rows - * BYCOL divide into blocks of columns - * ZROW same as BYROW except process 0 gets 0 rows - * ZCOL same as BYCOL except process 0 gets 0 columns - */ -static void -slab_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: - /* Each process takes a slabs of rows. */ - block[0] = dim0 / mpi_size; - block[1] = dim1; - stride[0] = block[0]; - stride[1] = block[1]; - count[0] = 1; - count[1] = 1; - start[0] = mpi_rank * block[0]; - start[1] = 0; - if (VERBOSE_MED) - HDprintf("slab_set BYROW\n"); - break; - case BYCOL: - /* Each process takes a block of columns. */ - block[0] = dim0; - block[1] = dim1 / 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]; - if (VERBOSE_MED) - HDprintf("slab_set BYCOL\n"); - break; - case ZROW: - /* Similar to BYROW except process 0 gets 0 row */ - block[0] = (mpi_rank ? dim0 / mpi_size : 0); - block[1] = dim1; - stride[0] = (mpi_rank ? block[0] : 1); /* avoid setting stride to 0 */ - stride[1] = block[1]; - count[0] = 1; - count[1] = 1; - start[0] = (mpi_rank ? mpi_rank * block[0] : 0); - start[1] = 0; - if (VERBOSE_MED) - HDprintf("slab_set ZROW\n"); - break; - case ZCOL: - /* Similar to BYCOL except process 0 gets 0 column */ - block[0] = dim0; - block[1] = (mpi_rank ? dim1 / mpi_size : 0); - stride[0] = block[0]; - stride[1] = (mpi_rank ? block[1] : 1); /* avoid setting stride to 0 */ - count[0] = 1; - count[1] = 1; - start[0] = 0; - start[1] = (mpi_rank ? mpi_rank * block[1] : 0); - if (VERBOSE_MED) - HDprintf("slab_set ZCOL\n"); - break; - default: - /* Unknown mode. Set it to cover the whole dataset. */ - HDprintf("unknown slab_set mode (%d)\n", mode); - block[0] = dim0; - block[1] = dim1; - stride[0] = block[0]; - stride[1] = block[1]; - count[0] = 1; - count[1] = 1; - start[0] = 0; - start[1] = 0; - if (VERBOSE_MED) - HDprintf("slab_set wholeset\n"); - break; - } - if (VERBOSE_MED) { - HDprintf( - "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])); - } -} - -/* - * 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(MAX_RANK == 3); - HDcompile_assert(MAX_RANK == 2); - - if(OUT_OF_ORDER == order) - k = (num_points * MAX_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) { - HDprintf("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++) { - HDprintf("(%d, %d)\n", (int)coords[k], (int)coords[k + 1]); - k += 2; - } - } -} - - -/* - * Fill the dataset with trivial data for testing. - * Assume dimension rank is 2 and data is stored contiguous. - */ -static void -dataset_fill(hsize_t start[], hsize_t block[], DATATYPE * dataset) -{ - 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 = (DATATYPE)((i+start[0])*100 + (j+start[1]+1)); - dataptr++; - } - } -} - - -/* - * Print the content of the dataset. - */ -static void -dataset_print(hsize_t start[], hsize_t block[], DATATYPE * dataset) -{ - DATATYPE *dataptr = dataset; - hsize_t i, j; - - /* print the column heading */ - HDprintf("%-8s", "Cols:"); - for (j=0; j < block[1]; j++){ - HDprintf("%3lu ", (unsigned long)(start[1]+j)); - } - HDprintf("\n"); - - /* print the slab data */ - for (i=0; i < block[0]; i++){ - HDprintf("Row %2lu: ", (unsigned long)(i+start[0])); - for (j=0; j < block[1]; j++){ - HDprintf("%03d ", *dataptr++); - } - HDprintf("\n"); - } -} - - -/* - * Print the content of the dataset. - */ -int -dataset_vrfy(hsize_t start[], hsize_t count[], hsize_t stride[], hsize_t block[], DATATYPE *dataset, DATATYPE *original) -{ - hsize_t i, j; - int vrfyerrs; - - /* print it if VERBOSE_MED */ - if(VERBOSE_MED) { - HDprintf("dataset_vrfy dumping:::\n"); - HDprintf("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]); - HDprintf("original values:\n"); - dataset_print(start, block, original); - HDprintf("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){ - HDprintf("Dataset Verify failed at [%lu][%lu](row %lu, col %lu): expect %d, got %d\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) - HDprintf("[more errors ...]\n"); - if(vrfyerrs) - HDprintf("%d errors found in dataset_vrfy\n", vrfyerrs); - return(vrfyerrs); -} - -/* NOTE: This is a memory intensive test and is only run - * with 2 MPI ranks and with $HDF5TestExpress == 0 - * i.e. Exhaustive test run is allowed. Otherwise - * the test is skipped. - * - * Thanks to l.ferraro@cineca.it for the following test:: - * - * This is a simple test case to reproduce a problem - * occurring on LUSTRE filesystem with the creation - * of a 4GB dataset using chunking with parallel HDF5. - * The test works correctly if disabling chunking or - * when the bytes assigned to each process is less - * that 4GB. if equal or more, either hangs or results - * in a PMPI_Waitall error. - * - * $> mpirun -genv I_MPI_EXTRA_FILESYSTEM on - * -genv I_MPI_EXTRA_FILESYSTEM_LIST gpfs - * -n 1 ./h5_mpi_big_dataset.x 1024 1024 1024 - */ - -#define H5FILE_NAME "hugefile.h5" -#define DATASETNAME "dataset" - -int MpioTest2G( MPI_Comm comm ) -{ - /* - * HDF5 APIs definitions - */ - herr_t status; - hid_t file_id, dset_id; /* file and dataset identifiers */ - hid_t plist_id; /* property list identifier */ - hid_t filespace; /* file and memory dataspace identifiers */ - int *data; /* pointer to data buffer to write */ - - hsize_t shape[3] = {1024, 1024, 1152}; - - /* - * MPI variables - */ - int mpi_size, mpi_rank; - MPI_Info info = MPI_INFO_NULL; - - MPI_Comm_size(comm, &mpi_size); - MPI_Comm_rank(comm, &mpi_rank); - - if(mpi_rank == 0) { - HDprintf("Using %d process on dataset shape [%llu, %llu, %llu]\n", - mpi_size, shape[0], shape[1], shape[2]); - } - - /* - * Set up file access property list with parallel I/O access - */ - plist_id = H5Pcreate(H5P_FILE_ACCESS); - VRFY((plist_id >= 0), "H5Pcreate file_access succeeded"); - status = H5Pset_fapl_mpio(plist_id, comm, info); - VRFY((status >= 0), "H5Pset_dxpl_mpio succeeded"); - - /* - * Create a new file collectively and release property list identifier. - */ - file_id = H5Fcreate(H5FILE_NAME, H5F_ACC_TRUNC, H5P_DEFAULT, plist_id); - VRFY((file_id >= 0), "H5Fcreate succeeded"); - - H5Pclose(plist_id); - - /* - * Create the dataspace for the dataset. - */ - size_t tot_size_bytes = sizeof(int); - for (int i = 0; i < 3; i++) { - tot_size_bytes *= shape[i]; - } - if(mpi_rank == 0) { - HDprintf("Dataset of %llu bytes\n", tot_size_bytes); - } - filespace = H5Screate_simple(3, shape, NULL); - VRFY((filespace >= 0), "H5Screate_simple succeeded"); - - /* - * Select chunking - */ - hid_t dcpl_id = H5Pcreate (H5P_DATASET_CREATE); - VRFY((dcpl_id >= 0), "H5P_DATASET_CREATE"); - hsize_t chunk[3] = {4, shape[1], shape[2]}; - status = H5Pset_chunk(dcpl_id, 3, chunk); - VRFY((status >= 0), "H5Pset_chunk succeeded"); - - /* - * Create the dataset with default properties and close filespace. - */ - dset_id = H5Dcreate(file_id, DATASETNAME, - H5T_NATIVE_INT, filespace, - H5P_DEFAULT, dcpl_id, H5P_DEFAULT); - VRFY((dset_id >= 0), "H5Dcreate succeeded"); - H5Sclose(filespace); - - /* - * Create property list for collective dataset write. - */ - plist_id = H5Pcreate(H5P_DATASET_XFER); - VRFY((plist_id >= 0), "H5P_DATASET_XFER"); - status = H5Pset_dxpl_mpio(plist_id, H5FD_MPIO_COLLECTIVE); - VRFY((status >= 0), ""); - - size_t slice_per_process = (shape[0] + mpi_size - 1) / mpi_size; - size_t data_size = slice_per_process * shape[1] * shape[2]; - size_t data_size_bytes = sizeof(int) * data_size; - data = HDmalloc(data_size_bytes); - VRFY((data != NULL), "data HDmalloc succeeded"); - - for (size_t i = 0; i < data_size; i++) { - data[i] = mpi_rank; - } - - hsize_t h5_counts[3] = { slice_per_process, shape[1], shape[2] }; - hsize_t h5_offsets[3] = { mpi_rank * slice_per_process, 0, 0}; - hid_t filedataspace = H5Screate_simple(3, shape, NULL); - VRFY((filedataspace >= 0), "H5Screate_simple succeeded"); - - // fix reminder along first dimension multiple of chunk[0] - if ( h5_offsets[0] + h5_counts[0] > shape[0]) { - h5_counts[0] = shape[0] - h5_offsets[0]; - } - - status = H5Sselect_hyperslab(filedataspace, H5S_SELECT_SET, - h5_offsets, NULL, h5_counts, NULL); - VRFY((status >= 0), "H5Sselect_hyperslab succeeded"); - - hid_t memorydataspace = H5Screate_simple(3, h5_counts, NULL); - VRFY((memorydataspace >= 0), "H5Screate_simple succeeded"); - - status = H5Dwrite(dset_id, H5T_NATIVE_INT, - memorydataspace, filedataspace, plist_id, data); - VRFY((status >= 0), "H5Dwrite succeeded"); - H5Pclose(plist_id); - - /* - * Close/release resources. - */ - H5Sclose(filedataspace); - H5Sclose(memorydataspace); - H5Dclose(dset_id); - H5Fclose(file_id); - - free(data); - HDprintf("Proc %d - MpioTest2G test succeeded\n", mpi_rank, data_size_bytes); - - if (mpi_rank == 0) - HDremove(FILENAME[1]); - return 0; -} - - -/* - * Part 1.a--Independent read/write for fixed dimension datasets. - */ - -/* - * Example of using the parallel HDF5 library to create two datasets - * in one HDF5 files with parallel MPIO 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. - */ - -void -dataset_writeInd(void) -{ - hid_t fid; /* HDF5 file ID */ - hid_t acc_tpl; /* File access templates */ - hid_t sid; /* Dataspace ID */ - hid_t file_dataspace; /* File dataspace ID */ - hid_t mem_dataspace; /* memory dataspace ID */ - hid_t dataset1, dataset2; /* Dataset ID */ - hsize_t dims[MAX_RANK] = {1,}; /* dataset dim sizes */ - hsize_t data_size; - DATATYPE *data_array1 = NULL; /* data buffer */ - const char *filename; - - hsize_t start[MAX_RANK]; /* for hyperslab setting */ - hsize_t count[MAX_RANK]; - hsize_t stride[MAX_RANK]; /* for hyperslab setting */ - hsize_t block[MAX_RANK]; /* for hyperslab setting */ - - herr_t ret; /* Generic return value */ - int mpi_size, mpi_rank; - - MPI_Comm comm = test_comm; - MPI_Info info = MPI_INFO_NULL; - - filename = GetTestParameters(); - if(VERBOSE_MED) - HDprintf("Independent write test on file %s\n", filename); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - /* allocate memory for data buffer */ - data_size = sizeof(DATATYPE); - data_size *= (hsize_t)dim0 * (hsize_t)dim1; - data_array1 = (DATATYPE *)HDmalloc(data_size); - VRFY((data_array1 != NULL), "data_array1 HDmalloc succeeded"); - - /* ---------------------------------------- - * CREATE AN HDF5 FILE WITH PARALLEL ACCESS - * ---------------------------------------*/ - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - - /* 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), ""); - - - /* --------------------------------------------- - * Define the dimensions of the overall datasets - * and the slabs local to the MPI process. - * ------------------------------------------- */ - /* setup dimensionality object */ - dims[0] = dim0; - dims[1] = dim1; - sid = H5Screate_simple (MAX_RANK, dims, NULL); - VRFY((sid >= 0), "H5Screate_simple succeeded"); - - - /* create a dataset collectively */ - dataset1 = H5Dcreate2(fid, DATASETNAME1, H5T_NATIVE_INT, sid, - H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); - VRFY((dataset1 >= 0), "H5Dcreate2 succeeded"); - - /* create another dataset collectively */ - dataset2 = H5Dcreate2(fid, DATASETNAME2, H5T_NATIVE_INT, sid, - H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); - VRFY((dataset2 >= 0), "H5Dcreate2 succeeded"); - - - /* - * To test the independent orders of writes between processes, all - * even number processes write to dataset1 first, then dataset2. - * All odd number processes write to dataset2 first, then dataset1. - */ - - /* set up dimensions of the slab this process accesses */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - /* put some trivial data in the data_array */ - dataset_fill(start, block, data_array1); - MESG("data_array initialized"); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset1); - 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 (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* write data independently */ - ret = H5Dwrite(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset1 succeeded"); - /* write data independently */ - ret = H5Dwrite(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset2 succeeded"); - - /* setup dimensions again to write with zero rows for process 0 */ - if(VERBOSE_MED) - HDprintf("writeInd by some with zero row\n"); - slab_set(mpi_rank, mpi_size, start, count, stride, block, ZROW); - ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab succeeded"); - /* need to make mem_dataspace to match for process 0 */ - if(MAINPROCESS){ - ret = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab mem_dataspace succeeded"); - } - MESG("writeInd by some with zero row"); -if((mpi_rank/2)*2 != mpi_rank){ - ret = H5Dwrite(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset1 by ZROW succeeded"); -} -#ifdef BARRIER_CHECKS -MPI_Barrier(test_comm); -#endif /* BARRIER_CHECKS */ - - /* release dataspace ID */ - H5Sclose(file_dataspace); - - /* close dataset collectively */ - ret = H5Dclose(dataset1); - VRFY((ret >= 0), "H5Dclose1 succeeded"); - ret = H5Dclose(dataset2); - VRFY((ret >= 0), "H5Dclose2 succeeded"); - - /* release all IDs created */ - H5Sclose(sid); - - /* close the file collectively */ - H5Fclose(fid); - - /* release data buffers */ - if(data_array1) HDfree(data_array1); -} - -/* Example of using the parallel HDF5 library to read a dataset */ -void -dataset_readInd(void) -{ - hid_t fid; /* HDF5 file ID */ - hid_t acc_tpl; /* File access templates */ - hid_t file_dataspace; /* File dataspace ID */ - hid_t mem_dataspace; /* memory dataspace ID */ - hid_t dataset1, dataset2; /* Dataset ID */ - DATATYPE *data_array1 = NULL; /* data buffer */ - DATATYPE *data_origin1 = NULL; /* expected data buffer */ - const char *filename; - - hsize_t start[MAX_RANK]; /* for hyperslab setting */ - hsize_t count[MAX_RANK], stride[MAX_RANK]; /* for hyperslab setting */ - hsize_t block[MAX_RANK]; /* for hyperslab setting */ - - herr_t ret; /* Generic return value */ - int mpi_size, mpi_rank; - - MPI_Comm comm = test_comm; - MPI_Info info = MPI_INFO_NULL; - - filename = GetTestParameters(); - if(VERBOSE_MED) - HDprintf("Independent read test on file %s\n", filename); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - /* allocate memory for data buffer */ - data_array1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array1 != NULL), "data_array1 HDmalloc succeeded"); - data_origin1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_origin1 != NULL), "data_origin1 HDmalloc succeeded"); - - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - - /* open the file collectively */ - fid = H5Fopen(filename, H5F_ACC_RDONLY, acc_tpl); - VRFY((fid >= 0), ""); - - /* Release file-access template */ - ret = H5Pclose(acc_tpl); - VRFY((ret >= 0), ""); - - /* open the dataset1 collectively */ - dataset1 = H5Dopen2(fid, DATASETNAME1, H5P_DEFAULT); - VRFY((dataset1 >= 0), ""); - - /* open another dataset collectively */ - dataset2 = H5Dopen2(fid, DATASETNAME1, H5P_DEFAULT); - VRFY((dataset2 >= 0), ""); - - - /* set up dimensions of the slab this process accesses */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset1); - VRFY((file_dataspace >= 0), ""); - ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), ""); - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate_simple (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* fill dataset with test data */ - dataset_fill(start, block, data_origin1); - - /* read data independently */ - ret = H5Dread(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array1); - VRFY((ret >= 0), ""); - - /* verify the read data with original expected data */ - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - if(ret) nerrors++; - - /* read data independently */ - ret = H5Dread(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array1); - VRFY((ret >= 0), ""); - - /* verify the read data with original expected data */ - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - if(ret) nerrors++; - - /* close dataset collectively */ - ret = H5Dclose(dataset1); - VRFY((ret >= 0), ""); - ret = H5Dclose(dataset2); - VRFY((ret >= 0), ""); - - /* release all IDs created */ - H5Sclose(file_dataspace); - - /* close the file collectively */ - H5Fclose(fid); - - /* release data buffers */ - if(data_array1) HDfree(data_array1); - if(data_origin1) HDfree(data_origin1); -} - - -/* - * Part 1.b--Collective read/write for fixed dimension datasets. - */ - -/* - * 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.] - */ - -void -dataset_writeAll(void) -{ - hid_t fid; /* HDF5 file ID */ - hid_t acc_tpl; /* File access templates */ - 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 dataset1, dataset2, dataset3, dataset4; /* Dataset ID */ - hid_t dataset5, dataset6, dataset7; /* Dataset ID */ - hid_t datatype; /* Datatype ID */ - hsize_t dims[MAX_RANK] = {1,}; /* dataset dim sizes */ - DATATYPE *data_array1 = NULL; /* data buffer */ - const char *filename; - - hsize_t start[MAX_RANK]; /* for hyperslab setting */ - hsize_t count[MAX_RANK]; - hsize_t stride[MAX_RANK]; /* for hyperslab setting */ - hsize_t block[MAX_RANK]; /* for hyperslab setting */ - - size_t num_points; /* for point selection */ - hsize_t *coords = NULL; /* for point selection */ - hsize_t current_dims; /* for point selection */ - - herr_t ret; /* Generic return value */ - int mpi_size, mpi_rank; - - MPI_Comm comm = test_comm; - MPI_Info info = MPI_INFO_NULL; - - filename = GetTestParameters(); - if(VERBOSE_MED) - HDprintf("Collective write test on file %s\n", filename); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - /* set up the coords array selection */ - num_points = dim1; - coords = (hsize_t *)HDmalloc(dim1 * MAX_RANK * sizeof(hsize_t)); - VRFY((coords != NULL), "coords malloc succeeded"); - - /* allocate memory for data buffer */ - data_array1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array1 != NULL), "data_array1 HDmalloc succeeded"); - - /* ------------------- - * START AN HDF5 FILE - * -------------------*/ - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - - /* 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), ""); - - - /* -------------------------- - * Define the dimensions of the overall datasets - * and create the dataset - * ------------------------- */ - /* setup 2-D dimensionality object */ - dims[0] = dim0; - dims[1] = dim1; - sid = H5Screate_simple (MAX_RANK, dims, NULL); - VRFY((sid >= 0), "H5Screate_simple succeeded"); - - - /* create a dataset collectively */ - dataset1 = H5Dcreate2(fid, DATASETNAME1, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); - VRFY((dataset1 >= 0), "H5Dcreate2 succeeded"); - - /* create another dataset collectively */ - datatype = H5Tcopy(H5T_NATIVE_INT); - ret = H5Tset_order(datatype, H5T_ORDER_LE); - VRFY((ret >= 0), "H5Tset_order succeeded"); - - dataset2 = H5Dcreate2(fid, DATASETNAME2, datatype, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); - VRFY((dataset2 >= 0), "H5Dcreate2 2 succeeded"); - - /* create a third dataset collectively */ - dataset3 = H5Dcreate2(fid, DATASETNAME3, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); - VRFY((dataset3 >= 0), "H5Dcreate2 succeeded"); - - dataset5 = H5Dcreate2(fid, DATASETNAME7, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); - VRFY((dataset5 >= 0), "H5Dcreate2 succeeded"); - dataset6 = H5Dcreate2(fid, DATASETNAME8, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); - VRFY((dataset6 >= 0), "H5Dcreate2 succeeded"); - dataset7 = H5Dcreate2(fid, DATASETNAME9, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); - VRFY((dataset7 >= 0), "H5Dcreate2 succeeded"); - - /* release 2-D space ID created */ - H5Sclose(sid); - - /* setup scalar dimensionality object */ - sid = H5Screate(H5S_SCALAR); - VRFY((sid >= 0), "H5Screate succeeded"); - - /* create a fourth dataset collectively */ - dataset4 = H5Dcreate2(fid, DATASETNAME4, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); - VRFY((dataset4 >= 0), "H5Dcreate2 succeeded"); - - /* release scalar space ID created */ - H5Sclose(sid); - - /* - * Set up dimensions of the slab this process accesses. - */ - - /* Dataset1: each process takes a block of rows. */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset1); - 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 (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* fill the local slab with some trivial data */ - dataset_fill(start, block, data_array1); - MESG("data_array initialized"); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* 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"); - ret = H5Dwrite(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset1 succeeded"); - - /* setup dimensions again to writeAll with zero rows for process 0 */ - if(VERBOSE_MED) - HDprintf("writeAll by some with zero row\n"); - slab_set(mpi_rank, mpi_size, start, count, stride, block, ZROW); - ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab succeeded"); - /* need to make mem_dataspace to match for process 0 */ - if(MAINPROCESS){ - ret = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab mem_dataspace succeeded"); - } - MESG("writeAll by some with zero row"); - ret = H5Dwrite(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset1 by ZROW succeeded"); - - /* release all temporary handles. */ - /* Could have used them for dataset2 but it is cleaner */ - /* to create them again.*/ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - /* Dataset2: each process takes a block of columns. */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYCOL); - - /* put some trivial data in the data_array */ - dataset_fill(start, block, data_array1); - MESG("data_array initialized"); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset1); - 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 (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* fill the local slab with some trivial data */ - dataset_fill(start, block, data_array1); - MESG("data_array initialized"); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* 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"); - } - - - /* write data independently */ - ret = H5Dwrite(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset2 succeeded"); - - /* setup dimensions again to writeAll with zero columns for process 0 */ - if(VERBOSE_MED) - HDprintf("writeAll by some with zero col\n"); - slab_set(mpi_rank, mpi_size, start, count, stride, block, ZCOL); - ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab succeeded"); - /* need to make mem_dataspace to match for process 0 */ - if(MAINPROCESS){ - ret = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab mem_dataspace succeeded"); - } - MESG("writeAll by some with zero col"); - ret = H5Dwrite(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset1 by ZCOL succeeded"); - - /* release all temporary handles. */ - /* Could have used them for dataset3 but it is cleaner */ - /* to create them again.*/ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - - /* Dataset3: each process takes a block of rows, except process zero uses "none" selection. */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset3); - VRFY((file_dataspace >= 0), "H5Dget_space succeeded"); - if(MAINPROCESS) { - ret = H5Sselect_none(file_dataspace); - VRFY((ret >= 0), "H5Sselect_none file_dataspace succeeded"); - } /* end if */ - else { - ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sselect_hyperslab succeeded"); - } /* end else */ - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate_simple (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - if(MAINPROCESS) { - ret = H5Sselect_none(mem_dataspace); - VRFY((ret >= 0), "H5Sselect_none mem_dataspace succeeded"); - } /* end if */ - - /* fill the local slab with some trivial data */ - dataset_fill(start, block, data_array1); - MESG("data_array initialized"); - if(VERBOSE_MED) { - MESG("data_array created"); - dataset_print(start, block, data_array1); - } /* end if */ - - /* 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"); - } - - - /* write data collectively */ - MESG("writeAll with none"); - ret = H5Dwrite(dataset3, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset3 succeeded"); - - /* write data collectively (with datatype conversion) */ - MESG("writeAll with none"); - ret = H5Dwrite(dataset3, H5T_NATIVE_UCHAR, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset3 succeeded"); - - /* release all temporary handles. */ - /* Could have used them for dataset4 but it is cleaner */ - /* to create them again.*/ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - /* Dataset4: each process writes no data, except process zero uses "all" selection. */ - /* Additionally, these are in a scalar dataspace */ - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset4); - VRFY((file_dataspace >= 0), "H5Dget_space succeeded"); - if(MAINPROCESS) { - ret = H5Sselect_none(file_dataspace); - VRFY((ret >= 0), "H5Sselect_all file_dataspace succeeded"); - } /* end if */ - else { - ret = H5Sselect_all(file_dataspace); - VRFY((ret >= 0), "H5Sselect_none succeeded"); - } /* end else */ - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate(H5S_SCALAR); - VRFY((mem_dataspace >= 0), ""); - if(MAINPROCESS) { - ret = H5Sselect_none(mem_dataspace); - VRFY((ret >= 0), "H5Sselect_all mem_dataspace succeeded"); - } /* end if */ - else { - ret = H5Sselect_all(mem_dataspace); - VRFY((ret >= 0), "H5Sselect_none succeeded"); - } /* end else */ - - /* fill the local slab with some trivial data */ - dataset_fill(start, block, data_array1); - MESG("data_array initialized"); - if(VERBOSE_MED) { - MESG("data_array created"); - dataset_print(start, block, data_array1); - } /* end if */ - - /* 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"); - } - - /* write data collectively */ - MESG("writeAll with scalar dataspace"); - ret = H5Dwrite(dataset4, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset4 succeeded"); - - /* write data collectively (with datatype conversion) */ - MESG("writeAll with scalar dataspace"); - ret = H5Dwrite(dataset4, H5T_NATIVE_UCHAR, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset4 succeeded"); - - /* release all temporary handles. */ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - - if(data_array1) free(data_array1); - data_array1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array1 != NULL), "data_array1 malloc succeeded"); - - block[0] = 1; - block[1] = dim1; - stride[0] = 1; - stride[1] = dim1; - count[0] = 1; - count[1] = 1; - start[0] = dim0/mpi_size * mpi_rank; - start[1] = 0; - - dataset_fill(start, block, data_array1); - MESG("data_array initialized"); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* Dataset5: point selection in File - Hyperslab selection in Memory*/ - /* create a file dataspace independently */ - point_set (start, count, stride, block, num_points, coords, OUT_OF_ORDER); - file_dataspace = H5Dget_space (dataset5); - VRFY((file_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sselect_elements(file_dataspace, H5S_SELECT_SET, num_points, coords); - VRFY((ret >= 0), "H5Sselect_elements succeeded"); - - start[0] = 0; - start[1] = 0; - mem_dataspace = H5Dget_space (dataset5); - VRFY((mem_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab succeeded"); - - /* 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"); - } - - /* write data collectively */ - ret = H5Dwrite(dataset5, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset5 succeeded"); - - /* release all temporary handles. */ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - /* Dataset6: point selection in File - Point selection in Memory*/ - /* create a file dataspace independently */ - start[0] = dim0/mpi_size * mpi_rank; - start[1] = 0; - point_set (start, count, stride, block, num_points, coords, OUT_OF_ORDER); - file_dataspace = H5Dget_space (dataset6); - VRFY((file_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sselect_elements(file_dataspace, H5S_SELECT_SET, num_points, coords); - VRFY((ret >= 0), "H5Sselect_elements succeeded"); - - start[0] = 0; - start[1] = 0; - point_set (start, count, stride, block, num_points, coords, IN_ORDER); - mem_dataspace = H5Dget_space (dataset6); - VRFY((mem_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sselect_elements(mem_dataspace, H5S_SELECT_SET, num_points, coords); - VRFY((ret >= 0), "H5Sselect_elements succeeded"); - - /* 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"); - } - - /* write data collectively */ - ret = H5Dwrite(dataset6, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset6 succeeded"); - - /* release all temporary handles. */ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - /* Dataset7: point selection in File - All selection in Memory*/ - /* create a file dataspace independently */ - start[0] = dim0/mpi_size * mpi_rank; - start[1] = 0; - point_set (start, count, stride, block, num_points, coords, IN_ORDER); - file_dataspace = H5Dget_space (dataset7); - VRFY((file_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sselect_elements(file_dataspace, H5S_SELECT_SET, num_points, coords); - VRFY((ret >= 0), "H5Sselect_elements succeeded"); - - current_dims = num_points; - mem_dataspace = H5Screate_simple (1, ¤t_dims, NULL); - VRFY((mem_dataspace >= 0), "mem_dataspace create succeeded"); - - ret = H5Sselect_all(mem_dataspace); - VRFY((ret >= 0), "H5Sselect_all succeeded"); - - /* 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"); - } - - /* write data collectively */ - ret = H5Dwrite(dataset7, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite dataset7 succeeded"); - - /* release all temporary handles. */ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - /* - * All writes completed. Close datasets collectively - */ - ret = H5Dclose(dataset1); - VRFY((ret >= 0), "H5Dclose1 succeeded"); - ret = H5Dclose(dataset2); - VRFY((ret >= 0), "H5Dclose2 succeeded"); - ret = H5Dclose(dataset3); - VRFY((ret >= 0), "H5Dclose3 succeeded"); - ret = H5Dclose(dataset4); - VRFY((ret >= 0), "H5Dclose4 succeeded"); - ret = H5Dclose(dataset5); - VRFY((ret >= 0), "H5Dclose5 succeeded"); - ret = H5Dclose(dataset6); - VRFY((ret >= 0), "H5Dclose6 succeeded"); - ret = H5Dclose(dataset7); - VRFY((ret >= 0), "H5Dclose7 succeeded"); - - /* close the file collectively */ - H5Fclose(fid); - - /* release data buffers */ - if(coords) HDfree(coords); - if(data_array1) HDfree(data_array1); -} - -/* - * 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.] - */ - -void -dataset_readAll(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 dataset1, dataset2, dataset5, dataset6, dataset7; /* Dataset ID */ - DATATYPE *data_array1 = NULL; /* data buffer */ - DATATYPE *data_origin1 = NULL; /* expected data buffer */ - const char *filename; - - hsize_t start[MAX_RANK]; /* for hyperslab setting */ - hsize_t count[MAX_RANK], stride[MAX_RANK]; /* for hyperslab setting */ - hsize_t block[MAX_RANK]; /* for hyperslab setting */ - - size_t num_points; /* for point selection */ - hsize_t *coords = NULL; /* for point selection */ - int i,j,k; - - herr_t ret; /* Generic return value */ - int mpi_size, mpi_rank; - - MPI_Comm comm = test_comm; - MPI_Info info = MPI_INFO_NULL; - - filename = GetTestParameters(); - if(VERBOSE_MED) - HDprintf("Collective read test on file %s\n", filename); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - /* set up the coords array selection */ - num_points = dim1; - coords = (hsize_t *)HDmalloc(dim0 * dim1 * MAX_RANK * sizeof(hsize_t)); - VRFY((coords != NULL), "coords malloc succeeded"); - - /* allocate memory for data buffer */ - data_array1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array1 != NULL), "data_array1 HDmalloc succeeded"); - data_origin1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_origin1 != NULL), "data_origin1 HDmalloc succeeded"); - - /* ------------------- - * OPEN AN HDF5 FILE - * -------------------*/ - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - - /* 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), ""); - - - /* -------------------------- - * Open the datasets in it - * ------------------------- */ - /* open the dataset1 collectively */ - dataset1 = H5Dopen2(fid, DATASETNAME1, H5P_DEFAULT); - VRFY((dataset1 >= 0), "H5Dopen2 succeeded"); - - /* open another dataset collectively */ - dataset2 = H5Dopen2(fid, DATASETNAME2, H5P_DEFAULT); - VRFY((dataset2 >= 0), "H5Dopen2 2 succeeded"); - - /* open another dataset collectively */ - dataset5 = H5Dopen2(fid, DATASETNAME7, H5P_DEFAULT); - VRFY((dataset5 >= 0), "H5Dopen2 5 succeeded"); - dataset6 = H5Dopen2(fid, DATASETNAME8, H5P_DEFAULT); - VRFY((dataset6 >= 0), "H5Dopen2 6 succeeded"); - dataset7 = H5Dopen2(fid, DATASETNAME9, H5P_DEFAULT); - VRFY((dataset7 >= 0), "H5Dopen2 7 succeeded"); - - /* - * Set up dimensions of the slab this process accesses. - */ - - /* Dataset1: each process takes a block of columns. */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYCOL); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset1); - 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 (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* fill dataset with test data */ - dataset_fill(start, block, data_origin1); - MESG("data_array initialized"); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_origin1); - } - - /* 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(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dread dataset1 succeeded"); - - /* verify the read data with original expected data */ - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - if(ret) nerrors++; - - /* setup dimensions again to readAll with zero columns for process 0 */ - if(VERBOSE_MED) - HDprintf("readAll by some with zero col\n"); - slab_set(mpi_rank, mpi_size, start, count, stride, block, ZCOL); - ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab succeeded"); - /* need to make mem_dataspace to match for process 0 */ - if(MAINPROCESS){ - ret = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab mem_dataspace succeeded"); - } - MESG("readAll by some with zero col"); - ret = H5Dread(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dread dataset1 by ZCOL succeeded"); - - /* verify the read data with original expected data */ - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - if(ret) nerrors++; - - /* release all temporary handles. */ - /* Could have used them for dataset2 but it is cleaner */ - /* to create them again.*/ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - /* Dataset2: each process takes a block of rows. */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset1); - 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 (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* fill dataset with test data */ - dataset_fill(start, block, data_origin1); - MESG("data_array initialized"); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_origin1); - } - - /* 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(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dread dataset2 succeeded"); - - /* verify the read data with original expected data */ - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - if(ret) nerrors++; - - /* setup dimensions again to readAll with zero rows for process 0 */ - if(VERBOSE_MED) - HDprintf("readAll by some with zero row\n"); - slab_set(mpi_rank, mpi_size, start, count, stride, block, ZROW); - ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab succeeded"); - /* need to make mem_dataspace to match for process 0 */ - if(MAINPROCESS){ - ret = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab mem_dataspace succeeded"); - } - MESG("readAll by some with zero row"); - ret = H5Dread(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dread dataset1 by ZROW succeeded"); - - /* verify the read data with original expected data */ - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - if(ret) nerrors++; - - /* release all temporary handles. */ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - if(data_array1) free(data_array1); - if(data_origin1) free(data_origin1); - data_array1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array1 != NULL), "data_array1 malloc succeeded"); - data_origin1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_origin1 != NULL), "data_origin1 malloc succeeded"); - - block[0] = 1; - block[1] = dim1; - stride[0] = 1; - stride[1] = dim1; - count[0] = 1; - count[1] = 1; - start[0] = dim0/mpi_size * mpi_rank; - start[1] = 0; - - dataset_fill(start, block, data_origin1); - MESG("data_array initialized"); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_origin1); - } - - /* Dataset5: point selection in memory - Hyperslab selection in file*/ - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset5); - 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"); - - start[0] = 0; - start[1] = 0; - point_set (start, count, stride, block, num_points, coords, OUT_OF_ORDER); - mem_dataspace = H5Dget_space (dataset5); - VRFY((mem_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sselect_elements(mem_dataspace, H5S_SELECT_SET, num_points, coords); - VRFY((ret >= 0), "H5Sselect_elements succeeded"); - - /* 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(dataset5, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dread dataset5 succeeded"); - - - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - if(ret) nerrors++; - - /* release all temporary handles. */ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - if(data_array1) free(data_array1); - data_array1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array1 != NULL), "data_array1 malloc succeeded"); - - /* Dataset6: point selection in File - Point selection in Memory*/ - /* create a file dataspace independently */ - start[0] = dim0/mpi_size * mpi_rank; - start[1] = 0; - point_set (start, count, stride, block, num_points, coords, IN_ORDER); - file_dataspace = H5Dget_space (dataset6); - VRFY((file_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sselect_elements(file_dataspace, H5S_SELECT_SET, num_points, coords); - VRFY((ret >= 0), "H5Sselect_elements succeeded"); - - start[0] = 0; - start[1] = 0; - point_set (start, count, stride, block, num_points, coords, OUT_OF_ORDER); - mem_dataspace = H5Dget_space (dataset6); - VRFY((mem_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sselect_elements(mem_dataspace, H5S_SELECT_SET, num_points, coords); - VRFY((ret >= 0), "H5Sselect_elements succeeded"); - - /* 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(dataset6, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dread dataset6 succeeded"); - - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - if(ret) nerrors++; - - /* release all temporary handles. */ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - if(data_array1) free(data_array1); - data_array1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array1 != NULL), "data_array1 malloc succeeded"); - - /* Dataset7: point selection in memory - All selection in file*/ - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset7); - VRFY((file_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sselect_all(file_dataspace); - VRFY((ret >= 0), "H5Sselect_all succeeded"); - - num_points = dim0 * dim1; - k=0; - for (i=0 ; i<dim0; i++) { - for (j=0 ; j<dim1; j++) { - coords[k++] = i; - coords[k++] = j; - } - } - mem_dataspace = H5Dget_space (dataset7); - VRFY((mem_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sselect_elements(mem_dataspace, H5S_SELECT_SET, num_points, coords); - VRFY((ret >= 0), "H5Sselect_elements succeeded"); - - /* 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(dataset7, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dread dataset7 succeeded"); - - start[0] = dim0/mpi_size * mpi_rank; - start[1] = 0; - ret = dataset_vrfy(start, count, stride, block, data_array1+(dim0/mpi_size * dim1 * mpi_rank), data_origin1); - if(ret) nerrors++; - - /* release all temporary handles. */ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - /* - * All reads completed. Close datasets collectively - */ - ret = H5Dclose(dataset1); - VRFY((ret >= 0), "H5Dclose1 succeeded"); - ret = H5Dclose(dataset2); - VRFY((ret >= 0), "H5Dclose2 succeeded"); - ret = H5Dclose(dataset5); - VRFY((ret >= 0), "H5Dclose5 succeeded"); - ret = H5Dclose(dataset6); - VRFY((ret >= 0), "H5Dclose6 succeeded"); - ret = H5Dclose(dataset7); - VRFY((ret >= 0), "H5Dclose7 succeeded"); - - /* close the file collectively */ - H5Fclose(fid); - - /* release data buffers */ - if(coords) HDfree(coords); - if(data_array1) HDfree(data_array1); - if(data_origin1) HDfree(data_origin1); -} - - -/* - * Part 2--Independent read/write for extendible datasets. - */ - -/* - * Example of using the parallel HDF5 library to create two extendible - * datasets in one HDF5 file with independent parallel MPIO 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. - */ - -void -extend_writeInd(void) -{ - hid_t fid; /* HDF5 file ID */ - hid_t acc_tpl; /* File access templates */ - hid_t sid; /* Dataspace ID */ - hid_t file_dataspace; /* File dataspace ID */ - hid_t mem_dataspace; /* memory dataspace ID */ - hid_t dataset1, dataset2; /* Dataset ID */ - const char *filename; - hsize_t dims[MAX_RANK]; /* dataset dim sizes */ - hsize_t max_dims[MAX_RANK] = - {H5S_UNLIMITED, H5S_UNLIMITED}; /* dataset maximum dim sizes */ - DATATYPE *data_array1 = NULL; /* data buffer */ - hsize_t chunk_dims[MAX_RANK]; /* chunk sizes */ - hid_t dataset_pl; /* dataset create prop. list */ - - hsize_t start[MAX_RANK]; /* for hyperslab setting */ - hsize_t count[MAX_RANK]; /* for hyperslab setting */ - hsize_t stride[MAX_RANK]; /* for hyperslab setting */ - hsize_t block[MAX_RANK]; /* for hyperslab setting */ - - herr_t ret; /* Generic return value */ - int mpi_size, mpi_rank; - - MPI_Comm comm = test_comm; - MPI_Info info = MPI_INFO_NULL; - - filename = GetTestParameters(); - if(VERBOSE_MED) - HDprintf("Extend independent write test on file %s\n", filename); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - /* setup chunk-size. Make sure sizes are > 0 */ - chunk_dims[0] = chunkdim0; - chunk_dims[1] = chunkdim1; - - /* allocate memory for data buffer */ - data_array1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array1 != NULL), "data_array1 HDmalloc succeeded"); - - /* ------------------- - * START AN HDF5 FILE - * -------------------*/ - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - -/* Reduce the number of metadata cache slots, so that there are cache - * collisions during the raw data I/O on the chunked dataset. This stresses - * the metadata cache and tests for cache bugs. -QAK - */ -{ - int mdc_nelmts; - size_t rdcc_nelmts; - size_t rdcc_nbytes; - double rdcc_w0; - - ret = H5Pget_cache(acc_tpl,&mdc_nelmts,&rdcc_nelmts,&rdcc_nbytes,&rdcc_w0); - VRFY((ret >= 0), "H5Pget_cache succeeded"); - mdc_nelmts=4; - ret = H5Pset_cache(acc_tpl,mdc_nelmts,rdcc_nelmts,rdcc_nbytes,rdcc_w0); - VRFY((ret >= 0), "H5Pset_cache succeeded"); -} - - /* 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), ""); - - - /* -------------------------------------------------------------- - * Define the dimensions of the overall datasets and create them. - * ------------------------------------------------------------- */ - - /* set up dataset storage chunk sizes and creation property list */ - if(VERBOSE_MED) - HDprintf("chunks[]=%lu,%lu\n", (unsigned long)chunk_dims[0], (unsigned long)chunk_dims[1]); - dataset_pl = H5Pcreate(H5P_DATASET_CREATE); - VRFY((dataset_pl >= 0), "H5Pcreate succeeded"); - ret = H5Pset_chunk(dataset_pl, MAX_RANK, chunk_dims); - VRFY((ret >= 0), "H5Pset_chunk succeeded"); - - /* setup dimensionality object */ - /* start out with no rows, extend it later. */ - dims[0] = dims[1] = 0; - sid = H5Screate_simple (MAX_RANK, dims, max_dims); - VRFY((sid >= 0), "H5Screate_simple succeeded"); - - /* create an extendible dataset collectively */ - dataset1 = H5Dcreate2(fid, DATASETNAME1, H5T_NATIVE_INT, sid, H5P_DEFAULT, dataset_pl, H5P_DEFAULT); - VRFY((dataset1 >= 0), "H5Dcreate2 succeeded"); - - /* create another extendible dataset collectively */ - dataset2 = H5Dcreate2(fid, DATASETNAME2, H5T_NATIVE_INT, sid, H5P_DEFAULT, dataset_pl, H5P_DEFAULT); - VRFY((dataset2 >= 0), "H5Dcreate2 succeeded"); - - /* release resource */ - H5Sclose(sid); - H5Pclose(dataset_pl); - - - - /* ------------------------- - * Test writing to dataset1 - * -------------------------*/ - /* set up dimensions of the slab this process accesses */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - /* put some trivial data in the data_array */ - dataset_fill(start, block, data_array1); - MESG("data_array initialized"); - if(VERBOSE_MED) { - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate_simple (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* Extend its current dim sizes before writing */ - dims[0] = dim0; - dims[1] = dim1; - ret = H5Dset_extent(dataset1, dims); - VRFY((ret >= 0), "H5Dset_extent succeeded"); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset1); - 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"); - - /* write data independently */ - ret = H5Dwrite(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array1); - VRFY((ret >= 0), "H5Dwrite succeeded"); - - /* release resource */ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - - - /* ------------------------- - * Test writing to dataset2 - * -------------------------*/ - /* set up dimensions of the slab this process accesses */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYCOL); - - /* put some trivial data in the data_array */ - dataset_fill(start, block, data_array1); - MESG("data_array initialized"); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate_simple (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* Try write to dataset2 beyond its current dim sizes. Should fail. */ - /* Temporary turn off auto error reporting */ - H5Eget_auto2(H5E_DEFAULT, &old_func, &old_client_data); - H5Eset_auto2(H5E_DEFAULT, NULL, NULL); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset2); - 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"); - - /* write data independently. Should fail. */ - ret = H5Dwrite(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array1); - VRFY((ret < 0), "H5Dwrite failed as expected"); - - /* restore auto error reporting */ - H5Eset_auto2(H5E_DEFAULT, old_func, old_client_data); - H5Sclose(file_dataspace); - - /* Extend dataset2 and try again. Should succeed. */ - dims[0] = dim0; - dims[1] = dim1; - ret = H5Dset_extent(dataset2, dims); - VRFY((ret >= 0), "H5Dset_extent succeeded"); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset2); - 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"); - - /* write data independently */ - ret = H5Dwrite(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array1); - VRFY((ret >= 0), "H5Dwrite succeeded"); - - /* release resource */ - ret = H5Sclose(file_dataspace); - VRFY((ret >= 0), "H5Sclose succeeded"); - ret = H5Sclose(mem_dataspace); - VRFY((ret >= 0), "H5Sclose succeeded"); - - - /* close dataset collectively */ - ret = H5Dclose(dataset1); - VRFY((ret >= 0), "H5Dclose1 succeeded"); - ret = H5Dclose(dataset2); - VRFY((ret >= 0), "H5Dclose2 succeeded"); - - /* close the file collectively */ - H5Fclose(fid); - - /* release data buffers */ - if(data_array1) HDfree(data_array1); -} - -/* - * Example of using the parallel HDF5 library to create an extendable dataset - * and perform I/O on it in a way that verifies that the chunk cache is - * bypassed for parallel I/O. - */ - -void -extend_writeInd2(void) -{ - const char *filename; - hid_t fid; /* HDF5 file ID */ - hid_t fapl; /* File access templates */ - hid_t fs; /* File dataspace ID */ - hid_t ms; /* Memory dataspace ID */ - hid_t dataset; /* Dataset ID */ - hsize_t orig_size=10; /* Original dataset dim size */ - hsize_t new_size=20; /* Extended dataset dim size */ - hsize_t one=1; - hsize_t max_size = H5S_UNLIMITED; /* dataset maximum dim size */ - hsize_t chunk_size = 16384; /* chunk size */ - hid_t dcpl; /* dataset create prop. list */ - int written[10], /* Data to write */ - retrieved[10]; /* Data read in */ - int mpi_size, mpi_rank; /* MPI settings */ - int i; /* Local index variable */ - herr_t ret; /* Generic return value */ - - filename = GetTestParameters(); - if(VERBOSE_MED) - HDprintf("Extend independent write test #2 on file %s\n", filename); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - /* ------------------- - * START AN HDF5 FILE - * -------------------*/ - /* setup file access template */ - fapl = create_faccess_plist(test_comm, MPI_INFO_NULL, facc_type); - VRFY((fapl >= 0), "create_faccess_plist succeeded"); - - /* create the file collectively */ - fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl); - VRFY((fid >= 0), "H5Fcreate succeeded"); - - /* Release file-access template */ - ret = H5Pclose(fapl); - VRFY((ret >= 0), "H5Pclose succeeded"); - - - /* -------------------------------------------------------------- - * Define the dimensions of the overall datasets and create them. - * ------------------------------------------------------------- */ - - /* set up dataset storage chunk sizes and creation property list */ - dcpl = H5Pcreate(H5P_DATASET_CREATE); - VRFY((dcpl >= 0), "H5Pcreate succeeded"); - ret = H5Pset_chunk(dcpl, 1, &chunk_size); - VRFY((ret >= 0), "H5Pset_chunk succeeded"); - - /* setup dimensionality object */ - fs = H5Screate_simple (1, &orig_size, &max_size); - VRFY((fs >= 0), "H5Screate_simple succeeded"); - - /* create an extendible dataset collectively */ - dataset = H5Dcreate2(fid, DATASETNAME1, H5T_NATIVE_INT, fs, H5P_DEFAULT, dcpl, H5P_DEFAULT); - VRFY((dataset >= 0), "H5Dcreat2e succeeded"); - - /* release resource */ - ret = H5Pclose(dcpl); - VRFY((ret >= 0), "H5Pclose succeeded"); - - - /* ------------------------- - * Test writing to dataset - * -------------------------*/ - /* create a memory dataspace independently */ - ms = H5Screate_simple(1, &orig_size, &max_size); - VRFY((ms >= 0), "H5Screate_simple succeeded"); - - /* put some trivial data in the data_array */ - for(i = 0; i < (int)orig_size; i++) - written[i] = i; - MESG("data array initialized"); - if(VERBOSE_MED) { - MESG("writing at offset zero: "); - for(i = 0; i < (int)orig_size; i++) - HDprintf("%s%d", i?", ":"", written[i]); - HDprintf("\n"); - } - ret = H5Dwrite(dataset, H5T_NATIVE_INT, ms, fs, H5P_DEFAULT, written); - VRFY((ret >= 0), "H5Dwrite succeeded"); - - /* ------------------------- - * Read initial data from dataset. - * -------------------------*/ - ret = H5Dread(dataset, H5T_NATIVE_INT, ms, fs, H5P_DEFAULT, retrieved); - VRFY((ret >= 0), "H5Dread succeeded"); - for (i=0; i<(int)orig_size; i++) - if(written[i]!=retrieved[i]) { - HDprintf("Line #%d: written!=retrieved: written[%d]=%d, retrieved[%d]=%d\n",__LINE__, - i,written[i], i,retrieved[i]); - nerrors++; - } - if(VERBOSE_MED){ - MESG("read at offset zero: "); - for (i=0; i<(int)orig_size; i++) - HDprintf("%s%d", i?", ":"", retrieved[i]); - HDprintf("\n"); - } - - /* ------------------------- - * Extend the dataset & retrieve new dataspace - * -------------------------*/ - ret = H5Dset_extent(dataset, &new_size); - VRFY((ret >= 0), "H5Dset_extent succeeded"); - ret = H5Sclose(fs); - VRFY((ret >= 0), "H5Sclose succeeded"); - fs = H5Dget_space(dataset); - VRFY((fs >= 0), "H5Dget_space succeeded"); - - /* ------------------------- - * Write to the second half of the dataset - * -------------------------*/ - for (i=0; i<(int)orig_size; i++) - written[i] = orig_size + i; - MESG("data array re-initialized"); - if(VERBOSE_MED) { - MESG("writing at offset 10: "); - for (i=0; i<(int)orig_size; i++) - HDprintf("%s%d", i?", ":"", written[i]); - HDprintf("\n"); - } - ret = H5Sselect_hyperslab(fs, H5S_SELECT_SET, &orig_size, NULL, &one, &orig_size); - VRFY((ret >= 0), "H5Sselect_hyperslab succeeded"); - ret = H5Dwrite(dataset, H5T_NATIVE_INT, ms, fs, H5P_DEFAULT, written); - VRFY((ret >= 0), "H5Dwrite succeeded"); - - /* ------------------------- - * Read the new data - * -------------------------*/ - ret = H5Dread(dataset, H5T_NATIVE_INT, ms, fs, H5P_DEFAULT, retrieved); - VRFY((ret >= 0), "H5Dread succeeded"); - for (i=0; i<(int)orig_size; i++) - if(written[i]!=retrieved[i]) { - HDprintf("Line #%d: written!=retrieved: written[%d]=%d, retrieved[%d]=%d\n",__LINE__, - i,written[i], i,retrieved[i]); - nerrors++; - } - if(VERBOSE_MED){ - MESG("read at offset 10: "); - for (i=0; i<(int)orig_size; i++) - HDprintf("%s%d", i?", ":"", retrieved[i]); - HDprintf("\n"); - } - - - /* Close dataset collectively */ - ret = H5Dclose(dataset); - VRFY((ret >= 0), "H5Dclose succeeded"); - - /* Close the file collectively */ - ret = H5Fclose(fid); - VRFY((ret >= 0), "H5Fclose succeeded"); -} - -/* Example of using the parallel HDF5 library to read an extendible dataset */ -void -extend_readInd(void) -{ - hid_t fid; /* HDF5 file ID */ - hid_t acc_tpl; /* File access templates */ - hid_t file_dataspace; /* File dataspace ID */ - hid_t mem_dataspace; /* memory dataspace ID */ - hid_t dataset1, dataset2; /* Dataset ID */ - hsize_t dims[MAX_RANK]; /* dataset dim sizes */ - DATATYPE *data_array1 = NULL; /* data buffer */ - DATATYPE *data_array2 = NULL; /* data buffer */ - DATATYPE *data_origin1 = NULL; /* expected data buffer */ - const char *filename; - - hsize_t start[MAX_RANK]; /* for hyperslab setting */ - hsize_t count[MAX_RANK], stride[MAX_RANK]; /* for hyperslab setting */ - hsize_t block[MAX_RANK]; /* for hyperslab setting */ - - herr_t ret; /* Generic return value */ - int mpi_size, mpi_rank; - - MPI_Comm comm = test_comm; - MPI_Info info = MPI_INFO_NULL; - - filename = GetTestParameters(); - if(VERBOSE_MED) - HDprintf("Extend independent read test on file %s\n", filename); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - /* allocate memory for data buffer */ - data_array1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array1 != NULL), "data_array1 HDmalloc succeeded"); - data_array2 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array2 != NULL), "data_array2 HDmalloc succeeded"); - data_origin1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_origin1 != NULL), "data_origin1 HDmalloc succeeded"); - - /* ------------------- - * OPEN AN HDF5 FILE - * -------------------*/ - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - - /* open the file collectively */ - fid=H5Fopen(filename,H5F_ACC_RDONLY,acc_tpl); - VRFY((fid >= 0), ""); - - /* Release file-access template */ - ret = H5Pclose(acc_tpl); - VRFY((ret >= 0), ""); - - /* open the dataset1 collectively */ - dataset1 = H5Dopen2(fid, DATASETNAME1, H5P_DEFAULT); - VRFY((dataset1 >= 0), ""); - - /* open another dataset collectively */ - dataset2 = H5Dopen2(fid, DATASETNAME1, H5P_DEFAULT); - VRFY((dataset2 >= 0), ""); - - /* Try extend dataset1 which is open RDONLY. Should fail. */ - /* first turn off auto error reporting */ - H5Eget_auto2(H5E_DEFAULT, &old_func, &old_client_data); - H5Eset_auto2(H5E_DEFAULT, NULL, NULL); - - file_dataspace = H5Dget_space (dataset1); - VRFY((file_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sget_simple_extent_dims(file_dataspace, dims, NULL); - VRFY((ret > 0), "H5Sget_simple_extent_dims succeeded"); - dims[0]++; - ret = H5Dset_extent(dataset1, dims); - VRFY((ret < 0), "H5Dset_extent failed as expected"); - - /* restore auto error reporting */ - H5Eset_auto2(H5E_DEFAULT, old_func, old_client_data); - H5Sclose(file_dataspace); - - - /* Read dataset1 using BYROW pattern */ - /* set up dimensions of the slab this process accesses */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset1); - VRFY((file_dataspace >= 0), ""); - ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), ""); - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate_simple (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* fill dataset with test data */ - dataset_fill(start, block, data_origin1); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* read data independently */ - ret = H5Dread(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array1); - VRFY((ret >= 0), "H5Dread succeeded"); - - /* verify the read data with original expected data */ - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - VRFY((ret == 0), "dataset1 read verified correct"); - if(ret) nerrors++; - - H5Sclose(mem_dataspace); - H5Sclose(file_dataspace); - - - /* Read dataset2 using BYCOL pattern */ - /* set up dimensions of the slab this process accesses */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYCOL); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset2); - VRFY((file_dataspace >= 0), ""); - ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), ""); - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate_simple (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* fill dataset with test data */ - dataset_fill(start, block, data_origin1); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* read data independently */ - ret = H5Dread(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array1); - VRFY((ret >= 0), "H5Dread succeeded"); - - /* verify the read data with original expected data */ - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - VRFY((ret == 0), "dataset2 read verified correct"); - if(ret) nerrors++; - - H5Sclose(mem_dataspace); - H5Sclose(file_dataspace); - - /* close dataset collectively */ - ret = H5Dclose(dataset1); - VRFY((ret >= 0), ""); - ret = H5Dclose(dataset2); - VRFY((ret >= 0), ""); - - - /* close the file collectively */ - H5Fclose(fid); - - /* release data buffers */ - if(data_array1) HDfree(data_array1); - if(data_array2) HDfree(data_array2); - if(data_origin1) HDfree(data_origin1); -} - -/* - * Part 3--Collective read/write for extendible datasets. - */ - -/* - * Example of using the parallel HDF5 library to create two extendible - * datasets in one HDF5 file with collective parallel MPIO 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. - */ - -void -extend_writeAll(void) -{ - hid_t fid; /* HDF5 file ID */ - hid_t acc_tpl; /* File access templates */ - 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 dataset1, dataset2; /* Dataset ID */ - const char *filename; - hsize_t dims[MAX_RANK]; /* dataset dim sizes */ - hsize_t max_dims[MAX_RANK] = - {H5S_UNLIMITED, H5S_UNLIMITED}; /* dataset maximum dim sizes */ - DATATYPE *data_array1 = NULL; /* data buffer */ - hsize_t chunk_dims[MAX_RANK]; /* chunk sizes */ - hid_t dataset_pl; /* dataset create prop. list */ - - hsize_t start[MAX_RANK]; /* for hyperslab setting */ - hsize_t count[MAX_RANK]; /* for hyperslab setting */ - hsize_t stride[MAX_RANK]; /* for hyperslab setting */ - hsize_t block[MAX_RANK]; /* for hyperslab setting */ - - herr_t ret; /* Generic return value */ - int mpi_size, mpi_rank; - - MPI_Comm comm = test_comm; - MPI_Info info = MPI_INFO_NULL; - - filename = GetTestParameters(); - if(VERBOSE_MED) - HDprintf("Extend independent write test on file %s\n", filename); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - /* setup chunk-size. Make sure sizes are > 0 */ - chunk_dims[0] = chunkdim0; - chunk_dims[1] = chunkdim1; - - /* allocate memory for data buffer */ - data_array1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array1 != NULL), "data_array1 HDmalloc succeeded"); - - /* ------------------- - * START AN HDF5 FILE - * -------------------*/ - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - -/* Reduce the number of metadata cache slots, so that there are cache - * collisions during the raw data I/O on the chunked dataset. This stresses - * the metadata cache and tests for cache bugs. -QAK - */ -{ - int mdc_nelmts; - size_t rdcc_nelmts; - size_t rdcc_nbytes; - double rdcc_w0; - - ret = H5Pget_cache(acc_tpl,&mdc_nelmts,&rdcc_nelmts,&rdcc_nbytes,&rdcc_w0); - VRFY((ret >= 0), "H5Pget_cache succeeded"); - mdc_nelmts=4; - ret = H5Pset_cache(acc_tpl,mdc_nelmts,rdcc_nelmts,rdcc_nbytes,rdcc_w0); - VRFY((ret >= 0), "H5Pset_cache succeeded"); -} - - /* 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), ""); - - - /* -------------------------------------------------------------- - * Define the dimensions of the overall datasets and create them. - * ------------------------------------------------------------- */ - - /* set up dataset storage chunk sizes and creation property list */ - if(VERBOSE_MED) - HDprintf("chunks[]=%lu,%lu\n", (unsigned long)chunk_dims[0], (unsigned long)chunk_dims[1]); - dataset_pl = H5Pcreate(H5P_DATASET_CREATE); - VRFY((dataset_pl >= 0), "H5Pcreate succeeded"); - ret = H5Pset_chunk(dataset_pl, MAX_RANK, chunk_dims); - VRFY((ret >= 0), "H5Pset_chunk succeeded"); - - /* setup dimensionality object */ - /* start out with no rows, extend it later. */ - dims[0] = dims[1] = 0; - sid = H5Screate_simple (MAX_RANK, dims, max_dims); - VRFY((sid >= 0), "H5Screate_simple succeeded"); - - /* create an extendible dataset collectively */ - dataset1 = H5Dcreate2(fid, DATASETNAME1, H5T_NATIVE_INT, sid, H5P_DEFAULT, dataset_pl, H5P_DEFAULT); - VRFY((dataset1 >= 0), "H5Dcreate2 succeeded"); - - /* create another extendible dataset collectively */ - dataset2 = H5Dcreate2(fid, DATASETNAME2, H5T_NATIVE_INT, sid, H5P_DEFAULT, dataset_pl, H5P_DEFAULT); - VRFY((dataset2 >= 0), "H5Dcreate2 succeeded"); - - /* release resource */ - H5Sclose(sid); - H5Pclose(dataset_pl); - - - - /* ------------------------- - * Test writing to dataset1 - * -------------------------*/ - /* set up dimensions of the slab this process accesses */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - /* put some trivial data in the data_array */ - dataset_fill(start, block, data_array1); - MESG("data_array initialized"); - if(VERBOSE_MED) { - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate_simple (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* Extend its current dim sizes before writing */ - dims[0] = dim0; - dims[1] = dim1; - ret = H5Dset_extent(dataset1, dims); - VRFY((ret >= 0), "H5Dset_extent succeeded"); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset1); - 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"); - - /* 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 */ - ret = H5Dwrite(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite succeeded"); - - /* release resource */ - H5Sclose(file_dataspace); - H5Sclose(mem_dataspace); - H5Pclose(xfer_plist); - - - /* ------------------------- - * Test writing to dataset2 - * -------------------------*/ - /* set up dimensions of the slab this process accesses */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYCOL); - - /* put some trivial data in the data_array */ - dataset_fill(start, block, data_array1); - MESG("data_array initialized"); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate_simple (MAX_RANK, block, 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"); - } - - - /* Try write to dataset2 beyond its current dim sizes. Should fail. */ - /* Temporary turn off auto error reporting */ - H5Eget_auto2(H5E_DEFAULT, &old_func, &old_client_data); - H5Eset_auto2(H5E_DEFAULT, NULL, NULL); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset2); - 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"); - - /* write data independently. Should fail. */ - ret = H5Dwrite(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret < 0), "H5Dwrite failed as expected"); - - /* restore auto error reporting */ - H5Eset_auto2(H5E_DEFAULT, old_func, old_client_data); - H5Sclose(file_dataspace); - - /* Extend dataset2 and try again. Should succeed. */ - dims[0] = dim0; - dims[1] = dim1; - ret = H5Dset_extent(dataset2, dims); - VRFY((ret >= 0), "H5Dset_extent succeeded"); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset2); - 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"); - - /* write data independently */ - ret = H5Dwrite(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dwrite succeeded"); - - /* release resource */ - ret = H5Sclose(file_dataspace); - VRFY((ret >= 0), "H5Sclose succeeded"); - ret = H5Sclose(mem_dataspace); - VRFY((ret >= 0), "H5Sclose succeeded"); - ret = H5Pclose(xfer_plist); - VRFY((ret >= 0), "H5Pclose succeeded"); - - - /* close dataset collectively */ - ret = H5Dclose(dataset1); - VRFY((ret >= 0), "H5Dclose1 succeeded"); - ret = H5Dclose(dataset2); - VRFY((ret >= 0), "H5Dclose2 succeeded"); - - /* close the file collectively */ - H5Fclose(fid); - - /* release data buffers */ - if(data_array1) HDfree(data_array1); -} - -/* Example of using the parallel HDF5 library to read an extendible dataset */ -void -extend_readAll(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 dataset1, dataset2; /* Dataset ID */ - const char *filename; - hsize_t dims[MAX_RANK]; /* dataset dim sizes */ - DATATYPE *data_array1 = NULL; /* data buffer */ - DATATYPE *data_array2 = NULL; /* data buffer */ - DATATYPE *data_origin1 = NULL; /* expected data buffer */ - - hsize_t start[MAX_RANK]; /* for hyperslab setting */ - hsize_t count[MAX_RANK], stride[MAX_RANK]; /* for hyperslab setting */ - hsize_t block[MAX_RANK]; /* for hyperslab setting */ - - herr_t ret; /* Generic return value */ - int mpi_size, mpi_rank; - - MPI_Comm comm = test_comm; - MPI_Info info = MPI_INFO_NULL; - - filename = GetTestParameters(); - if(VERBOSE_MED) - HDprintf("Extend independent read test on file %s\n", filename); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - /* allocate memory for data buffer */ - data_array1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array1 != NULL), "data_array1 HDmalloc succeeded"); - data_array2 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_array2 != NULL), "data_array2 HDmalloc succeeded"); - data_origin1 = (DATATYPE *)HDmalloc(dim0*dim1*sizeof(DATATYPE)); - VRFY((data_origin1 != NULL), "data_origin1 HDmalloc succeeded"); - - /* ------------------- - * OPEN AN HDF5 FILE - * -------------------*/ - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - - /* open the file collectively */ - fid=H5Fopen(filename,H5F_ACC_RDONLY,acc_tpl); - VRFY((fid >= 0), ""); - - /* Release file-access template */ - ret = H5Pclose(acc_tpl); - VRFY((ret >= 0), ""); - - /* open the dataset1 collectively */ - dataset1 = H5Dopen2(fid, DATASETNAME1, H5P_DEFAULT); - VRFY((dataset1 >= 0), ""); - - /* open another dataset collectively */ - dataset2 = H5Dopen2(fid, DATASETNAME1, H5P_DEFAULT); - VRFY((dataset2 >= 0), ""); - - /* Try extend dataset1 which is open RDONLY. Should fail. */ - /* first turn off auto error reporting */ - H5Eget_auto2(H5E_DEFAULT, &old_func, &old_client_data); - H5Eset_auto2(H5E_DEFAULT, NULL, NULL); - - file_dataspace = H5Dget_space (dataset1); - VRFY((file_dataspace >= 0), "H5Dget_space succeeded"); - ret = H5Sget_simple_extent_dims(file_dataspace, dims, NULL); - VRFY((ret > 0), "H5Sget_simple_extent_dims succeeded"); - dims[0]++; - ret = H5Dset_extent(dataset1, dims); - VRFY((ret < 0), "H5Dset_extent failed as expected"); - - /* restore auto error reporting */ - H5Eset_auto2(H5E_DEFAULT, old_func, old_client_data); - H5Sclose(file_dataspace); - - - /* Read dataset1 using BYROW pattern */ - /* set up dimensions of the slab this process accesses */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset1); - VRFY((file_dataspace >= 0), ""); - ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), ""); - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate_simple (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* fill dataset with test data */ - dataset_fill(start, block, data_origin1); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* 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"); - } - - - /* read data collectively */ - ret = H5Dread(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dread succeeded"); - - /* verify the read data with original expected data */ - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - VRFY((ret == 0), "dataset1 read verified correct"); - if(ret) nerrors++; - - H5Sclose(mem_dataspace); - H5Sclose(file_dataspace); - H5Pclose(xfer_plist); - - - /* Read dataset2 using BYCOL pattern */ - /* set up dimensions of the slab this process accesses */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYCOL); - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset2); - VRFY((file_dataspace >= 0), ""); - ret = H5Sselect_hyperslab(file_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), ""); - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate_simple (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* fill dataset with test data */ - dataset_fill(start, block, data_origin1); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(start, block, data_array1); - } - - /* 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"); - } - - - /* read data collectively */ - ret = H5Dread(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_array1); - VRFY((ret >= 0), "H5Dread succeeded"); - - /* verify the read data with original expected data */ - ret = dataset_vrfy(start, count, stride, block, data_array1, data_origin1); - VRFY((ret == 0), "dataset2 read verified correct"); - if(ret) nerrors++; - - H5Sclose(mem_dataspace); - H5Sclose(file_dataspace); - H5Pclose(xfer_plist); - - /* close dataset collectively */ - ret = H5Dclose(dataset1); - VRFY((ret >= 0), ""); - ret = H5Dclose(dataset2); - VRFY((ret >= 0), ""); - - - /* close the file collectively */ - H5Fclose(fid); - - /* release data buffers */ - if(data_array1) HDfree(data_array1); - if(data_array2) HDfree(data_array2); - if(data_origin1) HDfree(data_origin1); -} - -/* - * Example of using the parallel HDF5 library to read a compressed - * dataset in an HDF5 file with collective parallel access support. - */ -#ifdef H5_HAVE_FILTER_DEFLATE -void -compress_readAll(void) -{ - hid_t fid; /* HDF5 file ID */ - hid_t acc_tpl; /* File access templates */ - hid_t dcpl; /* Dataset creation property list */ - hid_t xfer_plist; /* Dataset transfer properties list */ - hid_t dataspace; /* Dataspace ID */ - hid_t dataset; /* Dataset ID */ - int rank=1; /* Dataspace rank */ - hsize_t dim=dim0; /* Dataspace dimensions */ - unsigned u; /* Local index variable */ - unsigned chunk_opts; /* Chunk options */ - unsigned disable_partial_chunk_filters; /* Whether filters are disabled on partial chunks */ - DATATYPE *data_read = NULL; /* data buffer */ - DATATYPE *data_orig = NULL; /* expected data buffer */ - const char *filename; - MPI_Comm comm = test_comm; - MPI_Info info = MPI_INFO_NULL; - int mpi_size, mpi_rank; - herr_t ret; /* Generic return value */ - - filename = GetTestParameters(); - if(VERBOSE_MED) - HDprintf("Collective chunked dataset read test on file %s\n", filename); - - /* Retrieve MPI parameters */ - MPI_Comm_size(comm,&mpi_size); - MPI_Comm_rank(comm,&mpi_rank); - - /* Allocate data buffer */ - data_orig = (DATATYPE *)HDmalloc((size_t)dim*sizeof(DATATYPE)); - VRFY((data_orig != NULL), "data_origin1 HDmalloc succeeded"); - data_read = (DATATYPE *)HDmalloc((size_t)dim*sizeof(DATATYPE)); - VRFY((data_read != NULL), "data_array1 HDmalloc succeeded"); - - /* Initialize data buffers */ - for(u=0; u<dim;u++) - data_orig[u]=u; - - /* Run test both with and without filters disabled on partial chunks */ - for(disable_partial_chunk_filters = 0; disable_partial_chunk_filters <= 1; - disable_partial_chunk_filters++) { - /* Process zero creates the file with a compressed, chunked dataset */ - if(mpi_rank==0) { - hsize_t chunk_dim; /* Chunk dimensions */ - - /* Create the file */ - fid = H5Fcreate(h5_rmprefix(filename), H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT); - VRFY((fid > 0), "H5Fcreate succeeded"); - - /* Create property list for chunking and compression */ - dcpl = H5Pcreate(H5P_DATASET_CREATE); - VRFY((dcpl > 0), "H5Pcreate succeeded"); - - ret = H5Pset_layout(dcpl, H5D_CHUNKED); - VRFY((ret >= 0), "H5Pset_layout succeeded"); - - /* Use eight chunks */ - chunk_dim = dim / 8; - ret = H5Pset_chunk(dcpl, rank, &chunk_dim); - VRFY((ret >= 0), "H5Pset_chunk succeeded"); - - /* Set chunk options appropriately */ - if(disable_partial_chunk_filters) { - ret = H5Pget_chunk_opts(dcpl, &chunk_opts); - VRFY((ret>=0),"H5Pget_chunk_opts succeeded"); - - chunk_opts |= H5D_CHUNK_DONT_FILTER_PARTIAL_CHUNKS; - - ret = H5Pset_chunk_opts(dcpl, chunk_opts); - VRFY((ret>=0),"H5Pset_chunk_opts succeeded"); - } /* end if */ - - ret = H5Pset_deflate(dcpl, 9); - VRFY((ret >= 0), "H5Pset_deflate succeeded"); - - /* Create dataspace */ - dataspace = H5Screate_simple(rank, &dim, NULL); - VRFY((dataspace > 0), "H5Screate_simple succeeded"); - - /* Create dataset */ - dataset = H5Dcreate2(fid, "compressed_data", H5T_NATIVE_INT, dataspace, H5P_DEFAULT, dcpl, H5P_DEFAULT); - VRFY((dataset > 0), "H5Dcreate2 succeeded"); - - /* Write compressed data */ - ret = H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, data_orig); - VRFY((ret >= 0), "H5Dwrite succeeded"); - - /* Close objects */ - ret = H5Pclose(dcpl); - VRFY((ret >= 0), "H5Pclose succeeded"); - ret = H5Sclose(dataspace); - VRFY((ret >= 0), "H5Sclose succeeded"); - ret = H5Dclose(dataset); - VRFY((ret >= 0), "H5Dclose succeeded"); - ret = H5Fclose(fid); - VRFY((ret >= 0), "H5Fclose succeeded"); - } - - /* Wait for file to be created */ - MPI_Barrier(comm); - - /* ------------------- - * OPEN AN HDF5 FILE - * -------------------*/ - - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - - /* open the file collectively */ - fid=H5Fopen(filename,H5F_ACC_RDWR,acc_tpl); - VRFY((fid > 0), "H5Fopen succeeded"); - - /* Release file-access template */ - ret = H5Pclose(acc_tpl); - VRFY((ret >= 0), "H5Pclose succeeded"); - - - /* Open dataset with compressed chunks */ - dataset = H5Dopen2(fid, "compressed_data", H5P_DEFAULT); - VRFY((dataset > 0), "H5Dopen2 succeeded"); - - /* Try reading & writing data */ - if(dataset>0) { - /* Create dataset transfer property list */ - xfer_plist = H5Pcreate(H5P_DATASET_XFER); - VRFY((xfer_plist > 0), "H5Pcreate 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"); - } - - - /* Try reading the data */ - ret = H5Dread(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, xfer_plist, data_read); - VRFY((ret >= 0), "H5Dread succeeded"); - - /* Verify data read */ - for(u=0; u<dim; u++) - if(data_orig[u]!=data_read[u]) { - HDprintf("Line #%d: written!=retrieved: data_orig[%u]=%d, data_read[%u]=%d\n",__LINE__, - (unsigned)u,data_orig[u],(unsigned)u,data_read[u]); - nerrors++; - } - -#if MPI_VERSION >= 3 - ret = H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, xfer_plist, data_read); - VRFY((ret >= 0), "H5Dwrite succeeded"); -#endif - - ret = H5Pclose(xfer_plist); - VRFY((ret >= 0), "H5Pclose succeeded"); - ret = H5Dclose(dataset); - VRFY((ret >= 0), "H5Dclose succeeded"); - } /* end if */ - - /* Close file */ - ret = H5Fclose(fid); - VRFY((ret >= 0), "H5Fclose succeeded"); - } /* end for */ - - /* release data buffers */ - if(data_read) HDfree(data_read); - if(data_orig) HDfree(data_orig); -} -#endif /* H5_HAVE_FILTER_DEFLATE */ - -/* - * Part 4--Non-selection for chunked dataset - */ - -/* - * Example of using the parallel HDF5 library to create chunked - * dataset in one HDF5 file with collective and independent parallel - * MPIO access support. The Datasets are of sizes dim0 x dim1. - * Each process controls only a slab of size dim0 x dim1 within the - * dataset with the exception that one processor selects no element. - */ - -void -none_selection_chunk(void) -{ - hid_t fid; /* HDF5 file ID */ - hid_t acc_tpl; /* File access templates */ - 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 dataset1, dataset2; /* Dataset ID */ - const char *filename; - hsize_t dims[MAX_RANK]; /* dataset dim sizes */ - DATATYPE *data_origin = NULL; /* data buffer */ - DATATYPE *data_array = NULL; /* data buffer */ - hsize_t chunk_dims[MAX_RANK]; /* chunk sizes */ - hid_t dataset_pl; /* dataset create prop. list */ - - hsize_t start[MAX_RANK]; /* for hyperslab setting */ - hsize_t count[MAX_RANK]; /* for hyperslab setting */ - hsize_t stride[MAX_RANK]; /* for hyperslab setting */ - hsize_t block[MAX_RANK]; /* for hyperslab setting */ - hsize_t mstart[MAX_RANK]; /* for data buffer in memory */ - - herr_t ret; /* Generic return value */ - int mpi_size, mpi_rank; - - MPI_Comm comm = test_comm; - MPI_Info info = MPI_INFO_NULL; - - filename = GetTestParameters(); - if(VERBOSE_MED) - HDprintf("Extend independent write test on file %s\n", filename); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - /* setup chunk-size. Make sure sizes are > 0 */ - chunk_dims[0] = chunkdim0; - chunk_dims[1] = chunkdim1; - - /* ------------------- - * START AN HDF5 FILE - * -------------------*/ - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - - /* 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), ""); - - /* -------------------------------------------------------------- - * Define the dimensions of the overall datasets and create them. - * ------------------------------------------------------------- */ - - /* set up dataset storage chunk sizes and creation property list */ - if(VERBOSE_MED) - HDprintf("chunks[]=%lu,%lu\n", (unsigned long)chunk_dims[0], (unsigned long)chunk_dims[1]); - dataset_pl = H5Pcreate(H5P_DATASET_CREATE); - VRFY((dataset_pl >= 0), "H5Pcreate succeeded"); - ret = H5Pset_chunk(dataset_pl, MAX_RANK, chunk_dims); - VRFY((ret >= 0), "H5Pset_chunk succeeded"); - - /* setup dimensionality object */ - dims[0] = dim0; - dims[1] = dim1; - sid = H5Screate_simple(MAX_RANK, dims, NULL); - VRFY((sid >= 0), "H5Screate_simple succeeded"); - - /* create an extendible dataset collectively */ - dataset1 = H5Dcreate2(fid, DATASETNAME1, H5T_NATIVE_INT, sid, H5P_DEFAULT, dataset_pl, H5P_DEFAULT); - VRFY((dataset1 >= 0), "H5Dcreate2 succeeded"); - - /* create another extendible dataset collectively */ - dataset2 = H5Dcreate2(fid, DATASETNAME2, H5T_NATIVE_INT, sid, H5P_DEFAULT, dataset_pl, H5P_DEFAULT); - VRFY((dataset2 >= 0), "H5Dcreate2 succeeded"); - - /* release resource */ - H5Sclose(sid); - H5Pclose(dataset_pl); - - /* ------------------------- - * Test collective writing to dataset1 - * -------------------------*/ - /* set up dimensions of the slab this process accesses */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - /* allocate memory for data buffer. Only allocate enough buffer for - * each processor's data. */ - if(mpi_rank) { - data_origin = (DATATYPE *)HDmalloc(block[0]*block[1]*sizeof(DATATYPE)); - VRFY((data_origin != NULL), "data_origin HDmalloc succeeded"); - - data_array = (DATATYPE *)HDmalloc(block[0]*block[1]*sizeof(DATATYPE)); - VRFY((data_array != NULL), "data_array HDmalloc succeeded"); - - /* put some trivial data in the data_array */ - mstart[0] = mstart[1] = 0; - dataset_fill(mstart, block, data_origin); - MESG("data_array initialized"); - if(VERBOSE_MED){ - MESG("data_array created"); - dataset_print(mstart, block, data_origin); - } - } - - /* create a memory dataspace independently */ - mem_dataspace = H5Screate_simple (MAX_RANK, block, NULL); - VRFY((mem_dataspace >= 0), ""); - - /* Process 0 has no selection */ - if(!mpi_rank) { - ret = H5Sselect_none(mem_dataspace); - VRFY((ret >= 0), "H5Sselect_none succeeded"); - } - - /* create a file dataspace independently */ - file_dataspace = H5Dget_space (dataset1); - 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"); - - /* Process 0 has no selection */ - if(!mpi_rank) { - ret = H5Sselect_none(file_dataspace); - VRFY((ret >= 0), "H5Sselect_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"); - - /* write data collectively */ - ret = H5Dwrite(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_origin); - VRFY((ret >= 0), "H5Dwrite succeeded"); - - /* read data independently */ - ret = H5Dread(dataset1, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array); - VRFY((ret >= 0), ""); - - /* verify the read data with original expected data */ - if(mpi_rank) { - ret = dataset_vrfy(mstart, count, stride, block, data_array, data_origin); - if(ret) nerrors++; - } - - /* ------------------------- - * Test independent writing to dataset2 - * -------------------------*/ - ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_INDEPENDENT); - VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); - - /* write data collectively */ - ret = H5Dwrite(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - xfer_plist, data_origin); - VRFY((ret >= 0), "H5Dwrite succeeded"); - - /* read data independently */ - ret = H5Dread(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, data_array); - VRFY((ret >= 0), ""); - - /* verify the read data with original expected data */ - if(mpi_rank) { - ret = dataset_vrfy(mstart, count, stride, block, data_array, data_origin); - if(ret) nerrors++; - } - - /* release resource */ - ret = H5Sclose(file_dataspace); - VRFY((ret >= 0), "H5Sclose succeeded"); - ret = H5Sclose(mem_dataspace); - VRFY((ret >= 0), "H5Sclose succeeded"); - ret = H5Pclose(xfer_plist); - VRFY((ret >= 0), "H5Pclose succeeded"); - - - /* close dataset collectively */ - ret = H5Dclose(dataset1); - VRFY((ret >= 0), "H5Dclose1 succeeded"); - ret = H5Dclose(dataset2); - VRFY((ret >= 0), "H5Dclose2 succeeded"); - - /* close the file collectively */ - H5Fclose(fid); - - /* release data buffers */ - if(data_origin) HDfree(data_origin); - if(data_array) HDfree(data_array); -} - - -/* Function: test_actual_io_mode - * - * Purpose: tests one specific case of collective I/O and checks that the - * actual_chunk_opt_mode property and the actual_io_mode - * properties in the DXPL have the correct values. - * - * Input: selection_mode: changes the way processes select data from the space, as well - * as some dxpl flags to get collective I/O to break in different ways. - * - * The relevant I/O function and expected response for each mode: - * TEST_ACTUAL_IO_MULTI_CHUNK_IND: - * H5D_mpi_chunk_collective_io, each process reports independent I/O - * - * TEST_ACTUAL_IO_MULTI_CHUNK_COL: - * H5D_mpi_chunk_collective_io, each process reports collective I/O - * - * TEST_ACTUAL_IO_MULTI_CHUNK_MIX: - * H5D_mpi_chunk_collective_io, each process reports mixed I/O - * - * TEST_ACTUAL_IO_MULTI_CHUNK_MIX_DISAGREE: - * H5D_mpi_chunk_collective_io, processes disagree. The root reports - * collective, the rest report independent I/O - * - * TEST_ACTUAL_IO_DIRECT_MULTI_CHUNK_IND: - * Same test TEST_ACTUAL_IO_MULTI_CHUNK_IND. - * Set directly go to multi-chunk-io without num threshold calc. - * TEST_ACTUAL_IO_DIRECT_MULTI_CHUNK_COL: - * Same test TEST_ACTUAL_IO_MULTI_CHUNK_COL. - * Set directly go to multi-chunk-io without num threshold calc. - * - * TEST_ACTUAL_IO_LINK_CHUNK: - * H5D_link_chunk_collective_io, processes report linked chunk I/O - * - * TEST_ACTUAL_IO_CONTIGUOUS: - * H5D__contig_collective_write or H5D__contig_collective_read - * each process reports contiguous collective I/O - * - * TEST_ACTUAL_IO_NO_COLLECTIVE: - * Simple independent I/O. This tests that the defaults are properly set. - * - * TEST_ACTUAL_IO_RESET: - * Perfroms collective and then independent I/O wit hthe same dxpl to - * make sure the peroperty is correctly reset to the default on each use. - * Specifically, this test runs TEST_ACTUAL_IO_MULTI_CHUNK_NO_OPT_MIX_DISAGREE - * (The most complex case that works on all builds) and then performs - * an independent read and write with the same dxpls. - * - * Note: DIRECT_MULTI_CHUNK_MIX and DIRECT_MULTI_CHUNK_MIX_DISAGREE - * is not needed as they are covered by DIRECT_CHUNK_MIX and - * MULTI_CHUNK_MIX_DISAGREE cases. _DIRECT_ cases are only for testing - * path way to multi-chunk-io by H5FD_MPIO_CHUNK_MULTI_IO insted of num-threshold. - * - * Modification: - * - Refctore to remove multi-chunk-without-opimization test and update for - * testing direct to multi-chunk-io - * Programmer: Jonathan Kim - * Date: 2012-10-10 - * - * - * Programmer: Jacob Gruber - * Date: 2011-04-06 - */ -static void -test_actual_io_mode(int selection_mode) { - H5D_mpio_actual_chunk_opt_mode_t actual_chunk_opt_mode_write = -1; - H5D_mpio_actual_chunk_opt_mode_t actual_chunk_opt_mode_read = -1; - H5D_mpio_actual_chunk_opt_mode_t actual_chunk_opt_mode_expected = -1; - H5D_mpio_actual_io_mode_t actual_io_mode_write = -1; - H5D_mpio_actual_io_mode_t actual_io_mode_read = -1; - H5D_mpio_actual_io_mode_t actual_io_mode_expected = -1; - const char * filename; - const char * test_name; - hbool_t direct_multi_chunk_io; - hbool_t multi_chunk_io; - hbool_t is_chunked; - hbool_t is_collective; - int mpi_size = -1; - int mpi_rank = -1; - int length; - int * buffer; - int i; - MPI_Comm mpi_comm = MPI_COMM_NULL; - MPI_Info mpi_info = MPI_INFO_NULL; - hid_t fid = -1; - hid_t sid = -1; - hid_t dataset = -1; - hid_t data_type = H5T_NATIVE_INT; - hid_t fapl = -1; - hid_t mem_space = -1; - hid_t file_space = -1; - hid_t dcpl = -1; - hid_t dxpl_write = -1; - hid_t dxpl_read = -1; - hsize_t dims[MAX_RANK]; - hsize_t chunk_dims[MAX_RANK]; - hsize_t start[MAX_RANK]; - hsize_t stride[MAX_RANK]; - hsize_t count[MAX_RANK]; - hsize_t block[MAX_RANK]; - char message[256]; - herr_t ret; - - /* Set up some flags to make some future if statements slightly more readable */ - direct_multi_chunk_io = ( - selection_mode == TEST_ACTUAL_IO_DIRECT_MULTI_CHUNK_IND || - selection_mode == TEST_ACTUAL_IO_DIRECT_MULTI_CHUNK_COL ); - - /* Note: RESET performs the same tests as MULTI_CHUNK_MIX_DISAGREE and then - * tests independent I/O - */ - multi_chunk_io = ( - selection_mode == TEST_ACTUAL_IO_MULTI_CHUNK_IND || - selection_mode == TEST_ACTUAL_IO_MULTI_CHUNK_COL || - selection_mode == TEST_ACTUAL_IO_MULTI_CHUNK_MIX || - selection_mode == TEST_ACTUAL_IO_MULTI_CHUNK_MIX_DISAGREE || - selection_mode == TEST_ACTUAL_IO_RESET ); - - is_chunked = ( - selection_mode != TEST_ACTUAL_IO_CONTIGUOUS && - selection_mode != TEST_ACTUAL_IO_NO_COLLECTIVE); - - is_collective = selection_mode != TEST_ACTUAL_IO_NO_COLLECTIVE; - - /* Set up MPI parameters */ - MPI_Comm_size(test_comm, &mpi_size); - MPI_Comm_rank(test_comm, &mpi_rank); - - MPI_Barrier(test_comm); - - HDassert(mpi_size >= 1); - - mpi_comm = test_comm; - mpi_info = MPI_INFO_NULL; - - filename = (const char *)GetTestParameters(); - HDassert(filename != NULL); - - /* Setup the file access template */ - fapl = create_faccess_plist(mpi_comm, mpi_info, facc_type); - VRFY((fapl >= 0), "create_faccess_plist() succeeded"); - - /* Create the file */ - fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl); - VRFY((fid >= 0), "H5Fcreate succeeded"); - - /* Create the basic Space */ - dims[0] = dim0; - dims[1] = dim1; - sid = H5Screate_simple (MAX_RANK, dims, NULL); - VRFY((sid >= 0), "H5Screate_simple succeeded"); - - /* Create the dataset creation plist */ - dcpl = H5Pcreate(H5P_DATASET_CREATE); - VRFY((dcpl >= 0), "dataset creation plist created successfully"); - - /* If we are not testing contiguous datasets */ - if(is_chunked) { - /* Set up chunk information. */ - chunk_dims[0] = dims[0]/mpi_size; - chunk_dims[1] = dims[1]; - ret = H5Pset_chunk(dcpl, 2, chunk_dims); - VRFY((ret >= 0),"chunk creation property list succeeded"); - } - - /* Create the dataset */ - dataset = H5Dcreate2(fid, "actual_io", data_type, sid, H5P_DEFAULT, - dcpl, H5P_DEFAULT); - VRFY((dataset >= 0), "H5Dcreate2() dataset succeeded"); - - /* Create the file dataspace */ - file_space = H5Dget_space(dataset); - VRFY((file_space >= 0), "H5Dget_space succeeded"); - - /* Choose a selection method based on the type of I/O we want to occur, - * and also set up some selection-dependeent test info. */ - switch(selection_mode) { - - /* Independent I/O with optimization */ - case TEST_ACTUAL_IO_MULTI_CHUNK_IND: - case TEST_ACTUAL_IO_DIRECT_MULTI_CHUNK_IND: - /* Since the dataset is chunked by row and each process selects a row, - * each process writes to a different chunk. This forces all I/O to be - * independent. - */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - test_name = "Multi Chunk - Independent"; - actual_chunk_opt_mode_expected = H5D_MPIO_MULTI_CHUNK; - actual_io_mode_expected = H5D_MPIO_CHUNK_INDEPENDENT; - break; - - /* Collective I/O with optimization */ - case TEST_ACTUAL_IO_MULTI_CHUNK_COL: - case TEST_ACTUAL_IO_DIRECT_MULTI_CHUNK_COL: - /* The dataset is chunked by rows, so each process takes a column which - * spans all chunks. Since the processes write non-overlapping regular - * selections to each chunk, the operation is purely collective. - */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYCOL); - - test_name = "Multi Chunk - Collective"; - actual_chunk_opt_mode_expected = H5D_MPIO_MULTI_CHUNK; - if(mpi_size > 1) - actual_io_mode_expected = H5D_MPIO_CHUNK_COLLECTIVE; - else - actual_io_mode_expected = H5D_MPIO_CHUNK_INDEPENDENT; - break; - - /* Mixed I/O with optimization */ - case TEST_ACTUAL_IO_MULTI_CHUNK_MIX: - /* A chunk will be assigned collective I/O only if it is selected by each - * process. To get mixed I/O, have the root select all chunks and each - * subsequent process select the first and nth chunk. The first chunk, - * accessed by all, will be assigned collective I/O while each other chunk - * will be accessed only by the root and the nth procecess and will be - * assigned independent I/O. Each process will access one chunk collectively - * and at least one chunk independently, reporting mixed I/O. - */ - - if(mpi_rank == 0) { - /* Select the first column */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYCOL); - } else { - /* Select the first and the nth chunk in the nth column */ - block[0] = dim0 / mpi_size; - block[1] = dim1 / mpi_size; - count[0] = 2; - count[1] = 1; - stride[0] = mpi_rank * block[0]; - stride[1] = 1; - start[0] = 0; - start[1] = mpi_rank*block[1]; - } - - test_name = "Multi Chunk - Mixed"; - actual_chunk_opt_mode_expected = H5D_MPIO_MULTI_CHUNK; - actual_io_mode_expected = H5D_MPIO_CHUNK_MIXED; - break; - - /* RESET tests that the properties are properly reset to defaults each time I/O is - * performed. To acheive this, we have RESET perform collective I/O (which would change - * the values from the defaults) followed by independent I/O (which should report the - * default values). RESET doesn't need to have a unique selection, so we reuse - * MULTI_CHUMK_MIX_DISAGREE, which was chosen because it is a complex case that works - * on all builds. The independent section of RESET can be found at the end of this function. - */ - case TEST_ACTUAL_IO_RESET: - - /* Mixed I/O with optimization and internal disagreement */ - case TEST_ACTUAL_IO_MULTI_CHUNK_MIX_DISAGREE: - /* A chunk will be assigned collective I/O only if it is selected by each - * process. To get mixed I/O with disagreement, assign process n to the - * first chunk and the nth chunk. The first chunk, selected by all, is - * assgigned collective I/O, while each other process gets independent I/O. - * Since the root process with only access the first chunk, it will report - * collective I/O. The subsequent processes will access the first chunk - * collectively, and their other chunk indpendently, reporting mixed I/O. - */ - - if(mpi_rank == 0) { - /* Select the first chunk in the first column */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYCOL); - block[0] = block[0] / mpi_size; - } else { - /* Select the first and the nth chunk in the nth column */ - block[0] = dim0 / mpi_size; - block[1] = dim1 / mpi_size; - count[0] = 2; - count[1] = 1; - stride[0] = mpi_rank * block[0]; - stride[1] = 1; - start[0] = 0; - start[1] = mpi_rank*block[1]; - } - - /* If the testname was not already set by the RESET case */ - if (selection_mode == TEST_ACTUAL_IO_RESET) - test_name = "RESET"; - else - test_name = "Multi Chunk - Mixed (Disagreement)"; - - actual_chunk_opt_mode_expected = H5D_MPIO_MULTI_CHUNK; - if(mpi_size > 1) { - if(mpi_rank == 0) - actual_io_mode_expected = H5D_MPIO_CHUNK_COLLECTIVE; - else - actual_io_mode_expected = H5D_MPIO_CHUNK_MIXED; - } - else - actual_io_mode_expected = H5D_MPIO_CHUNK_INDEPENDENT; - - break; - - /* Linked Chunk I/O */ - case TEST_ACTUAL_IO_LINK_CHUNK: - /* Nothing special; link chunk I/O is forced in the dxpl settings. */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - test_name = "Link Chunk"; - actual_chunk_opt_mode_expected = H5D_MPIO_LINK_CHUNK; - actual_io_mode_expected = H5D_MPIO_CHUNK_COLLECTIVE; - break; - - /* Contiguous Dataset */ - case TEST_ACTUAL_IO_CONTIGUOUS: - /* A non overlapping, regular selection in a contiguous dataset leads to - * collective I/O */ - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - test_name = "Contiguous"; - actual_chunk_opt_mode_expected = H5D_MPIO_NO_CHUNK_OPTIMIZATION; - actual_io_mode_expected = H5D_MPIO_CONTIGUOUS_COLLECTIVE; - break; - - case TEST_ACTUAL_IO_NO_COLLECTIVE: - slab_set(mpi_rank, mpi_size, start, count, stride, block, BYROW); - - test_name = "Independent"; - actual_chunk_opt_mode_expected = H5D_MPIO_NO_CHUNK_OPTIMIZATION; - actual_io_mode_expected = H5D_MPIO_NO_COLLECTIVE; - break; - - default: - test_name = "Undefined Selection Mode"; - actual_chunk_opt_mode_expected = -1; - actual_io_mode_expected = -1; - break; - } - - ret = H5Sselect_hyperslab(file_space, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab succeeded"); - - /* Create a memory dataspace mirroring the dataset and select the same hyperslab - * as in the file space. - */ - mem_space = H5Screate_simple (MAX_RANK, dims, NULL); - VRFY((mem_space >= 0), "mem_space created"); - - ret = H5Sselect_hyperslab(mem_space, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab succeeded"); - - /* Get the number of elements in the selection */ - length = dim0 * dim1; - - /* Allocate and initialize the buffer */ - buffer = (int *)HDmalloc(sizeof(int) * length); - VRFY((buffer != NULL), "HDmalloc of buffer succeeded"); - for(i = 0; i < length; i++) - buffer[i] = i; - - /* Set up the dxpl for the write */ - dxpl_write = H5Pcreate(H5P_DATASET_XFER); - VRFY((dxpl_write >= 0), "H5Pcreate(H5P_DATASET_XFER) succeeded"); - - /* Set collective I/O properties in the dxpl. */ - if(is_collective) { - /* Request collective I/O */ - ret = H5Pset_dxpl_mpio(dxpl_write, H5FD_MPIO_COLLECTIVE); - VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); - - /* Set the threshold number of processes per chunk to twice mpi_size. - * This will prevent the threshold from ever being met, thus forcing - * multi chunk io instead of link chunk io. - * This is via deault. - */ - if(multi_chunk_io) { - /* force multi-chunk-io by threshold */ - ret = H5Pset_dxpl_mpio_chunk_opt_num(dxpl_write, (unsigned) mpi_size*2); - VRFY((ret >= 0), "H5Pset_dxpl_mpio_chunk_opt_num succeeded"); - - /* set this to manipulate testing senario about allocating processes - * to chunks */ - ret = H5Pset_dxpl_mpio_chunk_opt_ratio(dxpl_write, (unsigned) 99); - VRFY((ret >= 0), "H5Pset_dxpl_mpio_chunk_opt_ratio succeeded"); - } - - /* Set directly go to multi-chunk-io without threshold calc. */ - if(direct_multi_chunk_io) { - /* set for multi chunk io by property*/ - ret = H5Pset_dxpl_mpio_chunk_opt(dxpl_write, H5FD_MPIO_CHUNK_MULTI_IO); - VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); - } - } - - /* Make a copy of the dxpl to test the read operation */ - dxpl_read = H5Pcopy(dxpl_write); - VRFY((dxpl_read >= 0), "H5Pcopy succeeded"); - - /* Write */ - ret = H5Dwrite(dataset, data_type, mem_space, file_space, dxpl_write, buffer); - if(ret < 0) H5Eprint2(H5E_DEFAULT, stdout); - VRFY((ret >= 0), "H5Dwrite() dataset multichunk write succeeded"); - - /* Retreive Actual io valuess */ - ret = H5Pget_mpio_actual_io_mode(dxpl_write, &actual_io_mode_write); - VRFY((ret >= 0), "retriving actual io mode suceeded" ); - - ret = H5Pget_mpio_actual_chunk_opt_mode(dxpl_write, &actual_chunk_opt_mode_write); - VRFY((ret >= 0), "retriving actual chunk opt mode succeeded" ); - - /* Read */ - ret = H5Dread(dataset, data_type, mem_space, file_space, dxpl_read, buffer); - if(ret < 0) H5Eprint2(H5E_DEFAULT, stdout); - VRFY((ret >= 0), "H5Dread() dataset multichunk read succeeded"); - - /* Retreive Actual io values */ - ret = H5Pget_mpio_actual_io_mode(dxpl_read, &actual_io_mode_read); - VRFY((ret >= 0), "retriving actual io mode succeeded" ); - - ret = H5Pget_mpio_actual_chunk_opt_mode(dxpl_read, &actual_chunk_opt_mode_read); - VRFY((ret >= 0), "retriving actual chunk opt mode succeeded" ); - - /* Check write vs read */ - VRFY((actual_io_mode_read == actual_io_mode_write), - "reading and writing are the same for actual_io_mode"); - VRFY((actual_chunk_opt_mode_read == actual_chunk_opt_mode_write), - "reading and writing are the same for actual_chunk_opt_mode"); - - /* Test values */ - if(actual_chunk_opt_mode_expected != (H5D_mpio_actual_chunk_opt_mode_t) -1 && actual_io_mode_expected != (H5D_mpio_actual_io_mode_t) -1) { - HDsprintf(message, "Actual Chunk Opt Mode has the correct value for %s.\n",test_name); - VRFY((actual_chunk_opt_mode_write == actual_chunk_opt_mode_expected), message); - HDsprintf(message, "Actual IO Mode has the correct value for %s.\n",test_name); - VRFY((actual_io_mode_write == actual_io_mode_expected), message); - } else { - HDfprintf(stderr, "%s %d -> (%d,%d)\n", test_name, mpi_rank, - actual_chunk_opt_mode_write, actual_io_mode_write); - } - - /* To test that the property is succesfully reset to the default, we perform some - * independent I/O after the collective I/O - */ - if (selection_mode == TEST_ACTUAL_IO_RESET) { - if (mpi_rank == 0) { - /* Switch to independent io */ - ret = H5Pset_dxpl_mpio(dxpl_write, H5FD_MPIO_INDEPENDENT); - VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); - ret = H5Pset_dxpl_mpio(dxpl_read, H5FD_MPIO_INDEPENDENT); - VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); - - /* Write */ - ret = H5Dwrite(dataset, data_type, H5S_ALL, H5S_ALL, dxpl_write, buffer); - VRFY((ret >= 0), "H5Dwrite() dataset multichunk write succeeded"); - - /* Check Properties */ - ret = H5Pget_mpio_actual_io_mode(dxpl_write, &actual_io_mode_write); - VRFY( (ret >= 0), "retriving actual io mode succeeded" ); - ret = H5Pget_mpio_actual_chunk_opt_mode(dxpl_write, &actual_chunk_opt_mode_write); - VRFY( (ret >= 0), "retriving actual chunk opt mode succeeded" ); - - VRFY(actual_chunk_opt_mode_write == H5D_MPIO_NO_CHUNK_OPTIMIZATION, - "actual_chunk_opt_mode has correct value for reset write (independent)"); - VRFY(actual_io_mode_write == H5D_MPIO_NO_COLLECTIVE, - "actual_io_mode has correct value for reset write (independent)"); - - /* Read */ - ret = H5Dread(dataset, data_type, H5S_ALL, H5S_ALL, dxpl_read, buffer); - VRFY((ret >= 0), "H5Dwrite() dataset multichunk write succeeded"); - - /* Check Properties */ - ret = H5Pget_mpio_actual_io_mode(dxpl_read, &actual_io_mode_read); - VRFY( (ret >= 0), "retriving actual io mode succeeded" ); - ret = H5Pget_mpio_actual_chunk_opt_mode(dxpl_read, &actual_chunk_opt_mode_read); - VRFY( (ret >= 0), "retriving actual chunk opt mode succeeded" ); - - VRFY(actual_chunk_opt_mode_read == H5D_MPIO_NO_CHUNK_OPTIMIZATION, - "actual_chunk_opt_mode has correct value for reset read (independent)"); - VRFY(actual_io_mode_read == H5D_MPIO_NO_COLLECTIVE, - "actual_io_mode has correct value for reset read (independent)"); - } - } - - /* Release some resources */ - ret = H5Sclose(sid); - ret = H5Pclose(fapl); - ret = H5Pclose(dcpl); - ret = H5Pclose(dxpl_write); - ret = H5Pclose(dxpl_read); - ret = H5Dclose(dataset); - ret = H5Sclose(mem_space); - ret = H5Sclose(file_space); - ret = H5Fclose(fid); - HDfree(buffer); - return; -} - - -/* Function: actual_io_mode_tests - * - * Purpose: Tests all possible cases of the actual_io_mode property. - * - * Programmer: Jacob Gruber - * Date: 2011-04-06 - */ -void -actual_io_mode_tests(void) { - int mpi_size = -1; - int mpi_rank = -1; - MPI_Comm_size(test_comm, &mpi_size); - MPI_Comm_size(test_comm, &mpi_rank); - - test_actual_io_mode(TEST_ACTUAL_IO_NO_COLLECTIVE); - - /* - * Test multi-chunk-io via proc_num threshold - */ - test_actual_io_mode(TEST_ACTUAL_IO_MULTI_CHUNK_IND); - test_actual_io_mode(TEST_ACTUAL_IO_MULTI_CHUNK_COL); - - /* The Multi Chunk Mixed test requires atleast three processes. */ - if (mpi_size > 2) - test_actual_io_mode(TEST_ACTUAL_IO_MULTI_CHUNK_MIX); - else - HDfprintf(stdout, "Multi Chunk Mixed test requires 3 proceses minimum\n"); - - test_actual_io_mode(TEST_ACTUAL_IO_MULTI_CHUNK_MIX_DISAGREE); - - /* - * Test multi-chunk-io via setting direct property - */ - test_actual_io_mode(TEST_ACTUAL_IO_DIRECT_MULTI_CHUNK_IND); - test_actual_io_mode(TEST_ACTUAL_IO_DIRECT_MULTI_CHUNK_COL); - - test_actual_io_mode(TEST_ACTUAL_IO_LINK_CHUNK); - test_actual_io_mode(TEST_ACTUAL_IO_CONTIGUOUS); - - test_actual_io_mode(TEST_ACTUAL_IO_RESET); - return; -} - -/* - * Function: test_no_collective_cause_mode - * - * Purpose: - * tests cases for broken collective I/O and checks that the - * H5Pget_mpio_no_collective_cause properties in the DXPL have the correct values. - * - * Input: - * selection_mode: various mode to cause broken collective I/O - * Note: Originally, each TEST case is supposed to be used alone. - * After some discussion, this is updated to take multiple TEST cases - * with '|'. However there is no error check for any of combined - * test cases, so a tester is responsible to understand and feed - * proper combination of TESTs if needed. - * - * - * TEST_COLLECTIVE: - * Test for regular collective I/O without cause of breaking. - * Just to test normal behavior. - * - * TEST_SET_INDEPENDENT: - * Test for Independent I/O as the cause of breaking collective I/O. - * - * TEST_DATATYPE_CONVERSION: - * Test for Data Type Conversion as the cause of breaking collective I/O. - * - * TEST_DATA_TRANSFORMS: - * Test for Data Transfrom feature as the cause of breaking collective I/O. - * - * TEST_NOT_SIMPLE_OR_SCALAR_DATASPACES: - * Test for NULL dataspace as the cause of breaking collective I/O. - * - * TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_COMPACT: - * Test for Compact layout as the cause of breaking collective I/O. - * - * TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_EXTERNAL: - * Test for Externl-File storage as the cause of breaking collective I/O. - * - * TEST_FILTERS: - * Test for using filter (checksum) as the cause of breaking collective I/O. - * Note: TEST_FILTERS mode will not work until H5Dcreate and H5write is supported for mpio and filter feature. Use test_no_collective_cause_mode_filter() function instead. - * - * - * Programmer: Jonathan Kim - * Date: Aug, 2012 - */ -#define DSET_NOCOLCAUSE "nocolcause" -#define NELM 2 -#define FILE_EXTERNAL "nocolcause_extern.data" -static void -test_no_collective_cause_mode(int selection_mode) -{ - uint32_t no_collective_cause_local_write = 0; - uint32_t no_collective_cause_local_read = 0; - uint32_t no_collective_cause_local_expected = 0; - uint32_t no_collective_cause_global_write = 0; - uint32_t no_collective_cause_global_read = 0; - uint32_t no_collective_cause_global_expected = 0; - // hsize_t coord[NELM][MAX_RANK]; - - const char * filename; - const char * test_name; - hbool_t is_chunked=1; - hbool_t is_independent=0; - int mpi_size = -1; - int mpi_rank = -1; - int length; - int * buffer; - int i; - MPI_Comm mpi_comm; - MPI_Info mpi_info; - hid_t fid = -1; - hid_t sid = -1; - hid_t dataset = -1; - hid_t data_type = H5T_NATIVE_INT; - hid_t fapl = -1; - hid_t dcpl = -1; - hid_t dxpl_write = -1; - hid_t dxpl_read = -1; - hsize_t dims[MAX_RANK]; - hid_t mem_space = -1; - hid_t file_space = -1; - hsize_t chunk_dims[MAX_RANK]; - herr_t ret; -#ifdef LATER /* fletcher32 */ - H5Z_filter_t filter_info; -#endif /* LATER */ - /* set to global value as default */ - int l_facc_type = facc_type; - char message[256]; - - /* Set up MPI parameters */ - MPI_Comm_size(test_comm, &mpi_size); - MPI_Comm_rank(test_comm, &mpi_rank); - - MPI_Barrier(test_comm); - - HDassert(mpi_size >= 1); - - mpi_comm = test_comm; - mpi_info = MPI_INFO_NULL; - - /* Create the dataset creation plist */ - dcpl = H5Pcreate(H5P_DATASET_CREATE); - VRFY((dcpl >= 0), "dataset creation plist created successfully"); - - if (selection_mode & TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_COMPACT) { - ret = H5Pset_layout (dcpl, H5D_COMPACT); - VRFY((ret >= 0),"set COMPACT layout succeeded"); - is_chunked = 0; - } - - if (selection_mode & TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_EXTERNAL) { - ret = H5Pset_external (dcpl, FILE_EXTERNAL, (off_t) 0, H5F_UNLIMITED); - VRFY((ret >= 0),"set EXTERNAL file layout succeeded"); - is_chunked = 0; - } - -#ifdef LATER /* fletcher32 */ - if (selection_mode & TEST_FILTERS) { - ret = H5Zfilter_avail(H5Z_FILTER_FLETCHER32); - VRFY ((ret >=0 ), "Fletcher32 filter is available.\n"); - - ret = H5Zget_filter_info (H5Z_FILTER_FLETCHER32, &filter_info); - VRFY ( ( (filter_info & H5Z_FILTER_CONFIG_ENCODE_ENABLED) || (filter_info & H5Z_FILTER_CONFIG_DECODE_ENABLED) ) , "Fletcher32 filter encoding and decoding available.\n"); - - ret = H5Pset_fletcher32(dcpl); - VRFY((ret >= 0),"set filter (flecher32) succeeded"); - } -#endif /* LATER */ - - if (selection_mode & TEST_NOT_SIMPLE_OR_SCALAR_DATASPACES) { - sid = H5Screate(H5S_NULL); - VRFY((sid >= 0), "H5Screate_simple succeeded"); - is_chunked = 0; - } - else { - /* Create the basic Space */ - /* if this is a compact dataset, create a small dataspace that does not exceed 64K */ - if (selection_mode & TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_COMPACT) { - dims[0] = BIG_X_FACTOR * 6; - dims[1] = BIG_Y_FACTOR * 6; - } - else { - dims[0] = dim0; - dims[1] = dim1; - } - sid = H5Screate_simple (MAX_RANK, dims, NULL); - VRFY((sid >= 0), "H5Screate_simple succeeded"); - } - - - filename = (const char *)GetTestParameters(); - HDassert(filename != NULL); - - /* Setup the file access template */ - fapl = create_faccess_plist(mpi_comm, mpi_info, l_facc_type); - VRFY((fapl >= 0), "create_faccess_plist() succeeded"); - - /* Create the file */ - fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl); - - VRFY((fid >= 0), "H5Fcreate succeeded"); - - /* If we are not testing contiguous datasets */ - if(is_chunked) { - /* Set up chunk information. */ - chunk_dims[0] = dims[0]/mpi_size; - chunk_dims[1] = dims[1]; - ret = H5Pset_chunk(dcpl, 2, chunk_dims); - VRFY((ret >= 0),"chunk creation property list succeeded"); - } - - - /* Create the dataset */ - dataset = H5Dcreate2(fid, "nocolcause", data_type, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT); - VRFY((dataset >= 0), "H5Dcreate2() dataset succeeded"); - - - /* - * Set expected causes and some tweaks based on the type of test - */ - if (selection_mode & TEST_DATATYPE_CONVERSION) { - test_name = "Broken Collective I/O - Datatype Conversion"; - no_collective_cause_local_expected |= H5D_MPIO_DATATYPE_CONVERSION; - no_collective_cause_global_expected |= H5D_MPIO_DATATYPE_CONVERSION; - /* set different sign to trigger type conversion */ - data_type = H5T_NATIVE_UINT; - } - - if (selection_mode & TEST_DATA_TRANSFORMS) { - test_name = "Broken Collective I/O - DATA Transfroms"; - no_collective_cause_local_expected |= H5D_MPIO_DATA_TRANSFORMS; - no_collective_cause_global_expected |= H5D_MPIO_DATA_TRANSFORMS; - } - - if (selection_mode & TEST_NOT_SIMPLE_OR_SCALAR_DATASPACES) { - test_name = "Broken Collective I/O - No Simple or Scalar DataSpace"; - no_collective_cause_local_expected |= H5D_MPIO_NOT_SIMPLE_OR_SCALAR_DATASPACES; - no_collective_cause_global_expected |= H5D_MPIO_NOT_SIMPLE_OR_SCALAR_DATASPACES; - } - - if (selection_mode & TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_COMPACT || - selection_mode & TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_EXTERNAL) { - test_name = "Broken Collective I/O - No CONTI or CHUNKED Dataset"; - no_collective_cause_local_expected |= H5D_MPIO_NOT_CONTIGUOUS_OR_CHUNKED_DATASET; - no_collective_cause_global_expected |= H5D_MPIO_NOT_CONTIGUOUS_OR_CHUNKED_DATASET; - } - -#ifdef LATER /* fletcher32 */ - if (selection_mode & TEST_FILTERS) { - test_name = "Broken Collective I/O - Filter is required"; - no_collective_cause_local_expected |= H5D_MPIO_FILTERS; - no_collective_cause_global_expected |= H5D_MPIO_FILTERS; - } -#endif /* LATER */ - - if (selection_mode & TEST_COLLECTIVE) { - test_name = "Broken Collective I/O - Not Broken"; - no_collective_cause_local_expected = H5D_MPIO_COLLECTIVE; - no_collective_cause_global_expected = H5D_MPIO_COLLECTIVE; - } - - if (selection_mode & TEST_SET_INDEPENDENT) { - test_name = "Broken Collective I/O - Independent"; - no_collective_cause_local_expected = H5D_MPIO_SET_INDEPENDENT; - no_collective_cause_global_expected = H5D_MPIO_SET_INDEPENDENT; - /* switch to independent io */ - is_independent = 1; - } - - /* use all spaces for certain tests */ - if (selection_mode & TEST_NOT_SIMPLE_OR_SCALAR_DATASPACES || - selection_mode & TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_EXTERNAL) { - file_space = H5S_ALL; - mem_space = H5S_ALL; - } - else { - /* Get the file dataspace */ - file_space = H5Dget_space(dataset); - VRFY((file_space >= 0), "H5Dget_space succeeded"); - - /* Create the memory dataspace */ - mem_space = H5Screate_simple (MAX_RANK, dims, NULL); - VRFY((mem_space >= 0), "mem_space created"); - } - - /* Get the number of elements in the selection */ - length = dims[0] * dims[1]; - - /* Allocate and initialize the buffer */ - buffer = (int *)HDmalloc(sizeof(int) * length); - VRFY((buffer != NULL), "HDmalloc of buffer succeeded"); - for(i = 0; i < length; i++) - buffer[i] = i; - - /* Set up the dxpl for the write */ - dxpl_write = H5Pcreate(H5P_DATASET_XFER); - VRFY((dxpl_write >= 0), "H5Pcreate(H5P_DATASET_XFER) succeeded"); - - if(is_independent) { - /* Set Independent I/O */ - ret = H5Pset_dxpl_mpio(dxpl_write, H5FD_MPIO_INDEPENDENT); - VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); - } - else { - /* Set Collective I/O */ - ret = H5Pset_dxpl_mpio(dxpl_write, H5FD_MPIO_COLLECTIVE); - VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); - - } - - if (selection_mode & TEST_DATA_TRANSFORMS) { - ret = H5Pset_data_transform (dxpl_write, "x+1"); - VRFY((ret >= 0), "H5Pset_data_transform succeeded"); - } - - /*--------------------- - * Test Write access - *---------------------*/ - - /* Write */ - ret = H5Dwrite(dataset, data_type, mem_space, file_space, dxpl_write, buffer); - if(ret < 0) H5Eprint2(H5E_DEFAULT, stdout); - VRFY((ret >= 0), "H5Dwrite() dataset multichunk write succeeded"); - - - /* Get the cause of broken collective I/O */ - ret = H5Pget_mpio_no_collective_cause (dxpl_write, &no_collective_cause_local_write, &no_collective_cause_global_write); - VRFY((ret >= 0), "retriving no collective cause succeeded" ); - - - /*--------------------- - * Test Read access - *---------------------*/ - - /* Make a copy of the dxpl to test the read operation */ - dxpl_read = H5Pcopy(dxpl_write); - VRFY((dxpl_read >= 0), "H5Pcopy succeeded"); - - /* Read */ - ret = H5Dread(dataset, data_type, mem_space, file_space, dxpl_read, buffer); - - if(ret < 0) H5Eprint2(H5E_DEFAULT, stdout); - VRFY((ret >= 0), "H5Dread() dataset multichunk read succeeded"); - - /* Get the cause of broken collective I/O */ - ret = H5Pget_mpio_no_collective_cause (dxpl_read, &no_collective_cause_local_read, &no_collective_cause_global_read); - VRFY((ret >= 0), "retriving no collective cause succeeded" ); - - /* Check write vs read */ - VRFY((no_collective_cause_local_read == no_collective_cause_local_write), - "reading and writing are the same for local cause of Broken Collective I/O"); - VRFY((no_collective_cause_global_read == no_collective_cause_global_write), - "reading and writing are the same for global cause of Broken Collective I/O"); - - /* Test values */ - HDmemset (message, 0, sizeof (message)); - HDsprintf(message, "Local cause of Broken Collective I/O has the correct value for %s.\n",test_name); - VRFY((no_collective_cause_local_write == no_collective_cause_local_expected), message); - HDmemset (message, 0, sizeof (message)); - HDsprintf(message, "Global cause of Broken Collective I/O has the correct value for %s.\n",test_name); - VRFY((no_collective_cause_global_write == no_collective_cause_global_expected), message); - - /* Release some resources */ - if (sid) - H5Sclose(sid); - if (fapl) - H5Pclose(fapl); - if (dcpl) - H5Pclose(dcpl); - if (dxpl_write) - H5Pclose(dxpl_write); - if (dxpl_read) - H5Pclose(dxpl_read); - if (dataset) - H5Dclose(dataset); - if (mem_space) - H5Sclose(mem_space); - if (file_space) - H5Sclose(file_space); - if (fid) - H5Fclose(fid); - HDfree(buffer); - - /* clean up external file */ - if (selection_mode & TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_EXTERNAL) - HDremove(FILE_EXTERNAL); - - return; -} - - -#if 0 -/* - * Function: test_no_collective_cause_mode_filter - * - * Purpose: - * Test specific for using filter as a caus of broken collective I/O and - * checks that the H5Pget_mpio_no_collective_cause properties in the DXPL - * have the correct values. - * - * NOTE: - * This is a temporary function. - * test_no_collective_cause_mode(TEST_FILTERS) will replace this when - * H5Dcreate and H5write support for mpio and filter feature. - * - * Input: - * TEST_FILTERS_READ: - * Test for using filter (checksum) as the cause of breaking collective I/O. - * - * Programmer: Jonathan Kim - * Date: Aug, 2012 - */ -static void -test_no_collective_cause_mode_filter(int selection_mode) -{ - uint32_t no_collective_cause_local_read = 0; - uint32_t no_collective_cause_local_expected = 0; - uint32_t no_collective_cause_global_read = 0; - uint32_t no_collective_cause_global_expected = 0; - - const char * filename; - const char * test_name; - hbool_t is_chunked=1; - int mpi_size = -1; - int mpi_rank = -1; - int length; - int * buffer; - int i; - MPI_Comm mpi_comm = MPI_COMM_NULL; - MPI_Info mpi_info = MPI_INFO_NULL; - hid_t fid = -1; - hid_t sid = -1; - hid_t dataset = -1; - hid_t data_type = H5T_NATIVE_INT; - hid_t fapl_write = -1; - hid_t fapl_read = -1; - hid_t dcpl = -1; - hid_t dxpl = -1; - hsize_t dims[MAX_RANK]; - hid_t mem_space = -1; - hid_t file_space = -1; - hsize_t chunk_dims[MAX_RANK]; - herr_t ret; -#ifdef LATER /* fletcher32 */ - H5Z_filter_t filter_info; -#endif /* LATER */ - char message[256]; - - /* Set up MPI parameters */ - MPI_Comm_size(test_comm, &mpi_size); - MPI_Comm_rank(test_comm, &mpi_rank); - - MPI_Barrier(test_comm); - - HDassert(mpi_size >= 1); - - mpi_comm = test_comm; - mpi_info = MPI_INFO_NULL; - - /* Create the dataset creation plist */ - dcpl = H5Pcreate(H5P_DATASET_CREATE); - VRFY((dcpl >= 0), "dataset creation plist created successfully"); - - if (selection_mode == TEST_FILTERS_READ ) { -#ifdef LATER /* fletcher32 */ - ret = H5Zfilter_avail(H5Z_FILTER_FLETCHER32); - VRFY ((ret >=0 ), "Fletcher32 filter is available.\n"); - - ret = H5Zget_filter_info (H5Z_FILTER_FLETCHER32, (unsigned int *) &filter_info); - VRFY ( ( (filter_info & H5Z_FILTER_CONFIG_ENCODE_ENABLED) || (filter_info & H5Z_FILTER_CONFIG_DECODE_ENABLED) ) , "Fletcher32 filter encoding and decoding available.\n"); - - ret = H5Pset_fletcher32(dcpl); - VRFY((ret >= 0),"set filter (flecher32) succeeded"); -#endif /* LATER */ - } - else { - VRFY(0, "Unexpected mode, only test for TEST_FILTERS_READ."); - } - - /* Create the basic Space */ - dims[0] = dim0; - dims[1] = dim1; - sid = H5Screate_simple (MAX_RANK, dims, NULL); - VRFY((sid >= 0), "H5Screate_simple succeeded"); - - - filename = (const char *)GetTestParameters(); - HDassert(filename != NULL); - - /* Setup the file access template */ - fapl_write = create_faccess_plist(mpi_comm, mpi_info, FACC_DEFAULT); - VRFY((fapl_write >= 0), "create_faccess_plist() succeeded"); - - fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_write); - VRFY((fid >= 0), "H5Fcreate succeeded"); - - /* If we are not testing contiguous datasets */ - if(is_chunked) { - /* Set up chunk information. */ - chunk_dims[0] = dims[0]/mpi_size; - chunk_dims[1] = dims[1]; - ret = H5Pset_chunk(dcpl, 2, chunk_dims); - VRFY((ret >= 0),"chunk creation property list succeeded"); - } - - - /* Create the dataset */ - dataset = H5Dcreate2(fid, DSET_NOCOLCAUSE, data_type, sid, H5P_DEFAULT, dcpl, H5P_DEFAULT); - VRFY((dataset >= 0), "H5Dcreate2() dataset succeeded"); - -#ifdef LATER /* fletcher32 */ - /* Set expected cause */ - test_name = "Broken Collective I/O - Filter is required"; - no_collective_cause_local_expected = H5D_MPIO_FILTERS; - no_collective_cause_global_expected = H5D_MPIO_FILTERS; -#endif /* LATER */ - - /* Get the file dataspace */ - file_space = H5Dget_space(dataset); - VRFY((file_space >= 0), "H5Dget_space succeeded"); - - /* Create the memory dataspace */ - mem_space = H5Screate_simple (MAX_RANK, dims, NULL); - VRFY((mem_space >= 0), "mem_space created"); - - /* Get the number of elements in the selection */ - length = dim0 * dim1; - - /* Allocate and initialize the buffer */ - buffer = (int *)HDmalloc(sizeof(int) * length); - VRFY((buffer != NULL), "HDmalloc of buffer succeeded"); - for(i = 0; i < length; i++) - buffer[i] = i; - - /* Set up the dxpl for the write */ - dxpl = H5Pcreate(H5P_DATASET_XFER); - VRFY((dxpl >= 0), "H5Pcreate(H5P_DATASET_XFER) succeeded"); - - if (selection_mode == TEST_FILTERS_READ) { - /* To test read in collective I/O mode , write in independent mode - * because write fails with mpio + filter */ - ret = H5Pset_dxpl_mpio(dxpl, H5FD_MPIO_INDEPENDENT); - VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); - } - else { - /* To test write in collective I/O mode. */ - ret = H5Pset_dxpl_mpio(dxpl, H5FD_MPIO_COLLECTIVE); - VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); - } - - - /* Write */ - ret = H5Dwrite(dataset, data_type, mem_space, file_space, dxpl, buffer); - - if(ret < 0) H5Eprint2(H5E_DEFAULT, stdout); - VRFY((ret >= 0), "H5Dwrite() dataset multichunk write succeeded"); - - - /* Make a copy of the dxpl to test the read operation */ - dxpl = H5Pcopy(dxpl); - VRFY((dxpl >= 0), "H5Pcopy succeeded"); - - if (dataset) - H5Dclose(dataset); - if (fapl_write) - H5Pclose(fapl_write); - if (fid) - H5Fclose(fid); - - - /*--------------------- - * Test Read access - *---------------------*/ - - /* Setup the file access template */ - fapl_read = create_faccess_plist(mpi_comm, mpi_info, facc_type); - VRFY((fapl_read >= 0), "create_faccess_plist() succeeded"); - - fid = H5Fopen (filename, H5F_ACC_RDONLY, fapl_read); - dataset = H5Dopen2 (fid, DSET_NOCOLCAUSE, H5P_DEFAULT); - - /* Set collective I/O properties in the dxpl. */ - ret = H5Pset_dxpl_mpio(dxpl, H5FD_MPIO_COLLECTIVE); - VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); - - /* Read */ - ret = H5Dread(dataset, data_type, mem_space, file_space, dxpl, buffer); - - if(ret < 0) H5Eprint2(H5E_DEFAULT, stdout); - VRFY((ret >= 0), "H5Dread() dataset multichunk read succeeded"); - - /* Get the cause of broken collective I/O */ - ret = H5Pget_mpio_no_collective_cause (dxpl, &no_collective_cause_local_read, &no_collective_cause_global_read); - VRFY((ret >= 0), "retriving no collective cause succeeded" ); - - /* Test values */ - HDmemset (message, 0, sizeof (message)); - HDsprintf(message, "Local cause of Broken Collective I/O has the correct value for %s.\n",test_name); - VRFY((no_collective_cause_local_read == (uint32_t)no_collective_cause_local_expected), message); - HDmemset (message, 0, sizeof (message)); - HDsprintf(message, "Global cause of Broken Collective I/O has the correct value for %s.\n",test_name); - VRFY((no_collective_cause_global_read == (uint32_t)no_collective_cause_global_expected), message); - - /* Release some resources */ - if (sid) - H5Sclose(sid); - if (fapl_read) - H5Pclose(fapl_read); - if (dcpl) - H5Pclose(dcpl); - if (dxpl) - H5Pclose(dxpl); - if (dataset) - H5Dclose(dataset); - if (mem_space) - H5Sclose(mem_space); - if (file_space) - H5Sclose(file_space); - if (fid) - H5Fclose(fid); - HDfree(buffer); - return; -} -#endif - -/* Function: no_collective_cause_tests - * - * Purpose: Tests cases for broken collective IO. - * - * Programmer: Jonathan Kim - * Date: Aug, 2012 - */ -void -no_collective_cause_tests(void) -{ - /* - * Test individual cause - */ - test_no_collective_cause_mode (TEST_COLLECTIVE); - test_no_collective_cause_mode (TEST_SET_INDEPENDENT); - test_no_collective_cause_mode (TEST_DATATYPE_CONVERSION); - test_no_collective_cause_mode (TEST_DATA_TRANSFORMS); - test_no_collective_cause_mode (TEST_NOT_SIMPLE_OR_SCALAR_DATASPACES); - test_no_collective_cause_mode (TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_COMPACT); - test_no_collective_cause_mode (TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_EXTERNAL); -#ifdef LATER /* fletcher32 */ - /* TODO: use this instead of below TEST_FILTERS_READ when H5Dcreate and - * H5Dwrite is ready for mpio + filter feature. - */ - /* test_no_collective_cause_mode (TEST_FILTERS); */ - test_no_collective_cause_mode_filter (TEST_FILTERS_READ); -#endif /* LATER */ - - /* - * Test combined causes - */ - test_no_collective_cause_mode (TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_EXTERNAL | TEST_DATATYPE_CONVERSION); - test_no_collective_cause_mode (TEST_DATATYPE_CONVERSION | TEST_DATA_TRANSFORMS); - test_no_collective_cause_mode (TEST_NOT_CONTIGUOUS_OR_CHUNKED_DATASET_EXTERNAL | TEST_DATATYPE_CONVERSION | TEST_DATA_TRANSFORMS); - - return; -} - -/* - * Test consistency semantics of atomic mode - */ - -/* - * Example of using the parallel HDF5 library to create a dataset, - * where process 0 writes and the other processes read at the same - * time. If atomic mode is set correctly, the other processes should - * read the old values in the dataset or the new ones. - */ - -void -dataset_atomicity(void) -{ - hid_t fid; /* HDF5 file ID */ - hid_t acc_tpl; /* File access templates */ - hid_t sid; /* Dataspace ID */ - hid_t dataset1; /* Dataset IDs */ - hsize_t dims[MAX_RANK]; /* dataset dim sizes */ - int *write_buf = NULL; /* data buffer */ - int *read_buf = NULL; /* data buffer */ - int buf_size; - hid_t dataset2; - hid_t file_dataspace; /* File dataspace ID */ - hid_t mem_dataspace; /* Memory dataspace ID */ - hsize_t start[MAX_RANK]; - hsize_t stride[MAX_RANK]; - hsize_t count[MAX_RANK]; - hsize_t block[MAX_RANK]; - const char *filename; - herr_t ret; /* Generic return value */ - int mpi_size, mpi_rank; - int i, j, k; - hbool_t atomicity = FALSE; - MPI_Comm comm = test_comm; - MPI_Info info = MPI_INFO_NULL; - - dim0 = 64; dim1 = 32; - filename = GetTestParameters(); - if (facc_type != FACC_MPIO) { - HDprintf("Atomicity tests will not work without the MPIO VFD\n"); - return; - } - if(VERBOSE_MED) - HDprintf("atomic writes to file %s\n", filename); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - buf_size = dim0 * dim1; - /* allocate memory for data buffer */ - write_buf = (int *)HDcalloc(buf_size, sizeof(int)); - VRFY((write_buf != NULL), "write_buf HDcalloc succeeded"); - /* allocate memory for data buffer */ - read_buf = (int *)HDcalloc(buf_size, sizeof(int)); - VRFY((read_buf != NULL), "read_buf HDcalloc succeeded"); - - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - - /* 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), "H5Pclose succeeded"); - - /* setup dimensionality object */ - dims[0] = dim0; - dims[1] = dim1; - sid = H5Screate_simple (MAX_RANK, dims, NULL); - VRFY((sid >= 0), "H5Screate_simple succeeded"); - - /* create datasets */ - dataset1 = H5Dcreate2(fid, DATASETNAME5, H5T_NATIVE_INT, sid, - H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); - VRFY((dataset1 >= 0), "H5Dcreate2 succeeded"); - - dataset2 = H5Dcreate2(fid, DATASETNAME6, H5T_NATIVE_INT, sid, - H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); - VRFY((dataset2 >= 0), "H5Dcreate2 succeeded"); - - /* initialize datasets to 0s */ - if (0 == mpi_rank) { - ret = H5Dwrite(dataset1, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, - H5P_DEFAULT, write_buf); - VRFY((ret >= 0), "H5Dwrite dataset1 succeeded"); - - ret = H5Dwrite(dataset2, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, - H5P_DEFAULT, write_buf); - VRFY((ret >= 0), "H5Dwrite dataset2 succeeded"); - } - - ret = H5Dclose(dataset1); - VRFY((ret >= 0), "H5Dclose succeeded"); - ret = H5Dclose(dataset2); - VRFY((ret >= 0), "H5Dclose succeeded"); - ret = H5Sclose(sid); - VRFY((ret >= 0), "H5Sclose succeeded"); - ret = H5Fclose(fid); - VRFY((ret >= 0), "H5Fclose succeeded"); - - MPI_Barrier (comm); - - /* make sure setting atomicity fails on a serial file ID */ - /* file locking allows only one file open (serial) for writing */ - if(MAINPROCESS){ - fid=H5Fopen(filename,H5F_ACC_RDWR,H5P_DEFAULT); - VRFY((fid >= 0), "H5Fopen succeeed"); - } - - /* should fail */ - ret = H5Fset_mpi_atomicity(fid , TRUE); - VRFY((ret == FAIL), "H5Fset_mpi_atomicity failed"); - - if(MAINPROCESS){ - ret = H5Fclose(fid); - VRFY((ret >= 0), "H5Fclose succeeded"); - } - - MPI_Barrier (comm); - - /* setup file access template */ - acc_tpl = create_faccess_plist(comm, info, facc_type); - VRFY((acc_tpl >= 0), ""); - - /* open the file collectively */ - fid=H5Fopen(filename,H5F_ACC_RDWR,acc_tpl); - VRFY((fid >= 0), "H5Fopen succeeded"); - - /* Release file-access template */ - ret = H5Pclose(acc_tpl); - VRFY((ret >= 0), "H5Pclose succeeded"); - - ret = H5Fset_mpi_atomicity(fid , TRUE); - VRFY((ret >= 0), "H5Fset_mpi_atomicity succeeded"); - - /* open dataset1 (contiguous case) */ - dataset1 = H5Dopen2(fid, DATASETNAME5, H5P_DEFAULT); - VRFY((dataset1 >= 0), "H5Dopen2 succeeded"); - - if (0 == mpi_rank) { - for (i=0 ; i<buf_size ; i++) { - write_buf[i] = 5; - } - } - else { - for (i=0 ; i<buf_size ; i++) { - read_buf[i] = 8; - } - } - - /* check that the atomicity flag is set */ - ret = H5Fget_mpi_atomicity(fid , &atomicity); - VRFY((ret >= 0), "atomcity get failed"); - VRFY((atomicity == TRUE), "atomcity set failed"); - - MPI_Barrier (comm); - - /* Process 0 writes contiguously to the entire dataset */ - if (0 == mpi_rank) { - ret = H5Dwrite(dataset1, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, write_buf); - VRFY((ret >= 0), "H5Dwrite dataset1 succeeded"); - } - /* The other processes read the entire dataset */ - else { - ret = H5Dread(dataset1, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, read_buf); - VRFY((ret >= 0), "H5Dwrite() dataset multichunk write succeeded"); - } - - if(VERBOSE_MED) { - i=0;j=0;k=0; - for (i=0 ; i<dim0 ; i++) { - HDprintf ("\n"); - for (j=0 ; j<dim1 ; j++) - HDprintf ("%d ", read_buf[k++]); - } - } - - /* The processes that read the dataset must either read all values - as 0 (read happened before process 0 wrote to dataset 1), or 5 - (read happened after process 0 wrote to dataset 1) */ - if (0 != mpi_rank) { - int compare = read_buf[0]; - - VRFY((compare == 0 || compare == 5), - "Atomicity Test Failed Process %d: Value read should be 0 or 5\n"); - for (i=1; i<buf_size; i++) { - if (read_buf[i] != compare) { - HDprintf("Atomicity Test Failed Process %d: read_buf[%d] is %d, should be %d\n", mpi_rank, i, read_buf[i], compare); - nerrors ++; - } - } - } - - ret = H5Dclose(dataset1); - VRFY((ret >= 0), "H5D close succeeded"); - - /* release data buffers */ - if(write_buf) HDfree(write_buf); - if(read_buf) HDfree(read_buf); - - /* open dataset2 (non-contiguous case) */ - dataset2 = H5Dopen2(fid, DATASETNAME6, H5P_DEFAULT); - VRFY((dataset2 >= 0), "H5Dopen2 succeeded"); - - /* allocate memory for data buffer */ - write_buf = (int *)HDcalloc(buf_size, sizeof(int)); - VRFY((write_buf != NULL), "write_buf HDcalloc succeeded"); - /* allocate memory for data buffer */ - read_buf = (int *)HDcalloc(buf_size, sizeof(int)); - VRFY((read_buf != NULL), "read_buf HDcalloc succeeded"); - - for (i=0 ; i<buf_size ; i++) { - write_buf[i] = 5; - } - for (i=0 ; i<buf_size ; i++) { - read_buf[i] = 8; - } - - atomicity = FALSE; - /* check that the atomicity flag is set */ - ret = H5Fget_mpi_atomicity(fid , &atomicity); - VRFY((ret >= 0), "atomcity get failed"); - VRFY((atomicity == TRUE), "atomcity set failed"); - - - block[0] = dim0/mpi_size - 1; - block[1] = dim1/mpi_size - 1; - stride[0] = block[0] + 1; - stride[1] = block[1] + 1; - count[0] = mpi_size; - count[1] = mpi_size; - start[0] = 0; - start[1] = 0; - - /* create a file dataspace */ - file_dataspace = H5Dget_space (dataset2); - 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 */ - mem_dataspace = H5Screate_simple (MAX_RANK, dims, NULL); - VRFY((mem_dataspace >= 0), ""); - - ret = H5Sselect_hyperslab(mem_dataspace, H5S_SELECT_SET, start, stride, count, block); - VRFY((ret >= 0), "H5Sset_hyperslab succeeded"); - - MPI_Barrier (comm); - - /* Process 0 writes to the dataset */ - if (0 == mpi_rank) { - ret = H5Dwrite(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, write_buf); - VRFY((ret >= 0), "H5Dwrite dataset2 succeeded"); - } - /* All processes wait for the write to finish. This works because - atomicity is set to true */ - MPI_Barrier (comm); - /* The other processes read the entire dataset */ - if (0 != mpi_rank) { - ret = H5Dread(dataset2, H5T_NATIVE_INT, mem_dataspace, file_dataspace, - H5P_DEFAULT, read_buf); - VRFY((ret >= 0), "H5Dread dataset2 succeeded"); - } - - if(VERBOSE_MED) { - if (mpi_rank == 1) { - i=0;j=0;k=0; - for (i=0 ; i<dim0 ; i++) { - HDprintf ("\n"); - for (j=0 ; j<dim1 ; j++) - HDprintf ("%d ", read_buf[k++]); - } - HDprintf ("\n"); - } - } - - /* The processes that read the dataset must either read all values - as 5 (read happened after process 0 wrote to dataset 1) */ - if (0 != mpi_rank) { - int compare; - i=0;j=0;k=0; - - compare = 5; - - for (i=0 ; i<dim0 ; i++) { - if ((hsize_t)i >= mpi_rank*(block[0]+1)) { - break; - } - if ((i+1)%(block[0]+1)==0) { - k += dim1; - continue; - } - for (j=0 ; j<dim1 ; j++) { - if ((hsize_t)j >= mpi_rank*(block[1]+1)) { - k += dim1 - mpi_rank*(block[1]+1); - break; - } - if ((j+1)%(block[1]+1)==0) { - k++; - continue; - } - else if (compare != read_buf[k]) { - HDprintf("Atomicity Test Failed Process %d: read_buf[%d] is %d, should be %d\n", mpi_rank, k, read_buf[k], compare); - nerrors++; - } - k ++; - } - } - } - - ret = H5Dclose(dataset2); - VRFY((ret >= 0), "H5Dclose succeeded"); - ret = H5Sclose(file_dataspace); - VRFY((ret >= 0), "H5Sclose succeeded"); - ret = H5Sclose(mem_dataspace); - VRFY((ret >= 0), "H5Sclose succeeded"); - - /* release data buffers */ - if(write_buf) HDfree(write_buf); - if(read_buf) HDfree(read_buf); - - ret = H5Fclose(fid); - VRFY((ret >= 0), "H5Fclose succeeded"); - -} - -/* Function: dense_attr_test - * - * Purpose: Test cases for writing dense attributes in parallel - * - * Programmer: Quincey Koziol - * Date: April, 2013 - */ -void -test_dense_attr(void) -{ - int mpi_size, mpi_rank; - hid_t fpid, fid; - hid_t gid, gpid; - hid_t atFileSpace, atid; - hsize_t atDims[1] = {10000}; - herr_t status; - const char *filename; - - /* get filename */ - filename = (const char *)GetTestParameters(); - HDassert( filename != NULL ); - - /* set up MPI parameters */ - MPI_Comm_size(test_comm,&mpi_size); - MPI_Comm_rank(test_comm,&mpi_rank); - - fpid = H5Pcreate(H5P_FILE_ACCESS); - VRFY((fpid > 0), "H5Pcreate succeeded"); - status = H5Pset_libver_bounds(fpid, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST); - VRFY((status >= 0), "H5Pset_libver_bounds succeeded"); - status = H5Pset_fapl_mpio(fpid, test_comm, MPI_INFO_NULL); - VRFY((status >= 0), "H5Pset_fapl_mpio succeeded"); - fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fpid); - VRFY((fid > 0), "H5Fcreate succeeded"); - status = H5Pclose(fpid); - VRFY((status >= 0), "H5Pclose succeeded"); - - gpid = H5Pcreate(H5P_GROUP_CREATE); - VRFY((gpid > 0), "H5Pcreate succeeded"); - status = H5Pset_attr_phase_change(gpid, 0, 0); - VRFY((status >= 0), "H5Pset_attr_phase_change succeeded"); - gid = H5Gcreate2(fid, "foo", H5P_DEFAULT, gpid, H5P_DEFAULT); - VRFY((gid > 0), "H5Gcreate2 succeeded"); - status = H5Pclose(gpid); - VRFY((status >= 0), "H5Pclose succeeded"); - - atFileSpace = H5Screate_simple(1, atDims, NULL); - VRFY((atFileSpace > 0), "H5Screate_simple succeeded"); - atid = H5Acreate2(gid, "bar", H5T_STD_U64LE, atFileSpace, H5P_DEFAULT, H5P_DEFAULT); - VRFY((atid > 0), "H5Acreate succeeded"); - status = H5Sclose(atFileSpace); - VRFY((status >= 0), "H5Sclose succeeded"); - - status = H5Aclose(atid); - VRFY((status >= 0), "H5Aclose succeeded"); - - status = H5Gclose(gid); - VRFY((status >= 0), "H5Gclose succeeded"); - status = H5Fclose(fid); - VRFY((status >= 0), "H5Fclose succeeded"); - - return; -} - - -int -main(int argc, char **argv) -{ - int express_test; - int mpi_size, mpi_rank; /* mpi variables */ - hsize_t oldsize, newsize = 1048576; - -#ifndef H5_HAVE_WIN32_API - /* Un-buffer the stdout and stderr */ - HDsetbuf(stderr, NULL); - HDsetbuf(stdout, NULL); -#endif - - - MPI_Init(&argc, &argv); - MPI_Comm_size(test_comm, &mpi_size); - MPI_Comm_rank(test_comm, &mpi_rank); - - dim0 = BIG_X_FACTOR; - dim1 = BIG_Y_FACTOR; - dim2 = BIG_Z_FACTOR; - - if (MAINPROCESS){ - HDprintf("===================================\n"); - HDprintf("2 GByte IO TESTS START\n"); - HDprintf("2 MPI ranks will run the tests...\n"); - HDprintf("===================================\n"); - h5_show_hostname(); - } - - if (H5dont_atexit() < 0){ - HDprintf("Failed to turn off atexit processing. Continue.\n"); - }; - H5open(); - /* Set the internal transition size to allow use of derived datatypes - * without having to actually read or write large datasets (>2GB). - */ - oldsize = H5_mpi_set_bigio_count(newsize); - - if (mpi_size > 2) { - int rank_color = 0; - if (mpi_rank >= 2) rank_color = 1; - if (MPI_Comm_split(test_comm, rank_color, mpi_rank, &test_comm) != MPI_SUCCESS) { - HDprintf("MPI returned an error. Exiting\n"); - } - } - - /* Initialize testing framework */ - if (mpi_rank < 2) { - TestInit(argv[0], usage, parse_options); - - /* Parse command line arguments */ - TestParseCmdLine(argc, argv); - - AddTest("idsetw", dataset_writeInd, NULL, - "dataset independent write", PARATESTFILE); - - AddTest("idsetr", dataset_readInd, NULL, - "dataset independent read", PARATESTFILE); - - AddTest("cdsetw", dataset_writeAll, NULL, - "dataset collective write", PARATESTFILE); - - AddTest("cdsetr", dataset_readAll, NULL, - "dataset collective read", PARATESTFILE); - - AddTest("eidsetw2", extend_writeInd2, NULL, - "extendible dataset independent write #2", PARATESTFILE); - - AddTest("selnone", none_selection_chunk, NULL, - "chunked dataset with none-selection", PARATESTFILE); - -#ifdef H5_HAVE_FILTER_DEFLATE - AddTest("cmpdsetr", compress_readAll, NULL, - "compressed dataset collective read", PARATESTFILE); -#endif /* H5_HAVE_FILTER_DEFLATE */ - - /* Display testing information */ - if (MAINPROCESS) - TestInfo(argv[0]); - - /* setup file access property list */ - fapl = H5Pcreate (H5P_FILE_ACCESS); - H5Pset_fapl_mpio(fapl, test_comm, MPI_INFO_NULL); - - /* Perform requested testing */ - PerformTests(); - } - - MPI_Barrier(MPI_COMM_WORLD); - - /* Restore the default bigio setting */ - H5_mpi_set_bigio_count(oldsize); - - express_test = GetTestExpress(); - if ((express_test == 0) && (mpi_rank < 2)) { - MpioTest2G(test_comm); - } - - MPI_Barrier(MPI_COMM_WORLD); - - if (mpi_rank == 0) - HDremove(FILENAME[0]); - - H5close(); - if (test_comm != MPI_COMM_WORLD) { - MPI_Comm_free(&test_comm); - } - MPI_Finalize(); - return 0; -} |