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vol_dataset_test_parallel.c
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vol_dataset_test_parallel.c
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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 *
* [email protected]. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* XXX: Better documentation for each test about how the selections get
* split up among MPI ranks.
*/
#include "vol_dataset_test_parallel.h"
static int test_write_dataset_data_verification(void);
static int test_write_dataset_independent(void);
static int test_write_dataset_one_proc_0_selection(void);
static int test_write_dataset_one_proc_none_selection(void);
static int test_write_dataset_one_proc_all_selection(void);
static int test_write_dataset_hyper_file_all_mem(void);
static int test_write_dataset_all_file_hyper_mem(void);
static int test_write_dataset_point_file_all_mem(void);
static int test_write_dataset_all_file_point_mem(void);
static int test_write_dataset_hyper_file_point_mem(void);
static int test_write_dataset_point_file_hyper_mem(void);
static int test_read_dataset_one_proc_0_selection(void);
static int test_read_dataset_one_proc_none_selection(void);
static int test_read_dataset_one_proc_all_selection(void);
static int test_read_dataset_hyper_file_all_mem(void);
static int test_read_dataset_all_file_hyper_mem(void);
static int test_read_dataset_point_file_all_mem(void);
static int test_read_dataset_all_file_point_mem(void);
static int test_read_dataset_hyper_file_point_mem(void);
static int test_read_dataset_point_file_hyper_mem(void);
/*
* Chunking tests
*/
static int test_write_multi_chunk_dataset_same_shape_read(void);
static int test_write_multi_chunk_dataset_diff_shape_read(void);
static int test_overwrite_multi_chunk_dataset_same_shape_read(void);
static int test_overwrite_multi_chunk_dataset_diff_shape_read(void);
/*
* The array of parallel dataset tests to be performed.
*/
static int (*par_dataset_tests[])(void) = {
test_write_dataset_data_verification,
test_write_dataset_independent,
test_write_dataset_one_proc_0_selection,
test_write_dataset_one_proc_none_selection,
test_write_dataset_one_proc_all_selection,
test_write_dataset_hyper_file_all_mem,
test_write_dataset_all_file_hyper_mem,
test_write_dataset_point_file_all_mem,
test_write_dataset_all_file_point_mem,
test_write_dataset_hyper_file_point_mem,
test_write_dataset_point_file_hyper_mem,
test_read_dataset_one_proc_0_selection,
test_read_dataset_one_proc_none_selection,
test_read_dataset_one_proc_all_selection,
test_read_dataset_hyper_file_all_mem,
test_read_dataset_all_file_hyper_mem,
test_read_dataset_point_file_all_mem,
test_read_dataset_all_file_point_mem,
test_read_dataset_hyper_file_point_mem,
test_read_dataset_point_file_hyper_mem,
test_write_multi_chunk_dataset_same_shape_read,
test_write_multi_chunk_dataset_diff_shape_read,
test_overwrite_multi_chunk_dataset_same_shape_read,
test_overwrite_multi_chunk_dataset_diff_shape_read,
};
/*
* A test to ensure that data is read back correctly from
* a dataset after it has been written in parallel. The test
* covers simple examples of using H5S_ALL selections,
* hyperslab selections and point selections.
*/
#define DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK 3
#define DATASET_WRITE_DATA_VERIFY_TEST_NUM_POINTS 10
#define DATASET_WRITE_DATA_VERIFY_TEST_DSET_DTYPE H5T_NATIVE_INT
#define DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE sizeof(int)
#define DATASET_WRITE_DATA_VERIFY_TEST_GROUP_NAME "dataset_write_data_verification_test"
#define DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME1 "dataset_write_data_verification_all"
#define DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME2 "dataset_write_data_verification_hyperslab"
#define DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME3 "dataset_write_data_verification_points"
static int
test_write_dataset_data_verification(void)
{
hssize_t space_npoints;
hsize_t *dims = NULL;
hsize_t start[DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK];
hsize_t stride[DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK];
hsize_t count[DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK];
hsize_t block[DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK];
hsize_t *points = NULL;
size_t i, data_size;
hid_t file_id = H5I_INVALID_HID;
hid_t fapl_id = H5I_INVALID_HID;
hid_t container_group = H5I_INVALID_HID, group_id = H5I_INVALID_HID;
hid_t dset_id = H5I_INVALID_HID;
hid_t fspace_id = H5I_INVALID_HID;
hid_t mspace_id = H5I_INVALID_HID;
void *write_buf = NULL;
void *read_buf = NULL;
TESTING_MULTIPART("verification of dataset data using H5Dwrite then H5Dread");
TESTING_2("test setup")
if ((fapl_id = create_mpi_fapl(MPI_COMM_WORLD, MPI_INFO_NULL, TRUE)) < 0)
TEST_ERROR
if ((file_id = H5Fopen(vol_test_parallel_filename, H5F_ACC_RDWR, fapl_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't open file '%s'\n", vol_test_parallel_filename);
goto error;
}
if ((container_group = H5Gopen2(file_id, DATASET_TEST_GROUP_NAME, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open container group '%s'\n", DATASET_TEST_GROUP_NAME);
goto error;
}
if ((group_id = H5Gcreate2(container_group, DATASET_WRITE_DATA_VERIFY_TEST_GROUP_NAME, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't create container sub-group '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_GROUP_NAME);
goto error;
}
if (generate_random_parallel_dimensions(DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK, &dims) < 0)
TEST_ERROR
if ((fspace_id = H5Screate_simple(DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK, dims, NULL)) < 0)
TEST_ERROR
if ((dset_id = H5Dcreate2(group_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME1, DATASET_WRITE_DATA_VERIFY_TEST_DSET_DTYPE,
fspace_id, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't create dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME1);
goto error;
}
H5E_BEGIN_TRY {
H5Dclose(dset_id);
} H5E_END_TRY;
dset_id = H5I_INVALID_HID;
if ((dset_id = H5Dcreate2(group_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME2, DATASET_WRITE_DATA_VERIFY_TEST_DSET_DTYPE,
fspace_id, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't create dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME2);
goto error;
}
H5E_BEGIN_TRY {
H5Dclose(dset_id);
} H5E_END_TRY;
dset_id = H5I_INVALID_HID;
if ((dset_id = H5Dcreate2(group_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME3, DATASET_WRITE_DATA_VERIFY_TEST_DSET_DTYPE,
fspace_id, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't create dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME3);
goto error;
}
H5E_BEGIN_TRY {
H5Dclose(dset_id);
} H5E_END_TRY;
dset_id = H5I_INVALID_HID;
PASSED();
BEGIN_MULTIPART {
PART_BEGIN(H5Dwrite_all_read) {
hbool_t op_failed = FALSE;
TESTING_2("H5Dwrite using H5S_ALL then H5Dread")
if ((dset_id = H5Dopen2(group_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME1, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME1);
PART_ERROR(H5Dwrite_all_read);
}
/*
* Write data to dataset on rank 0 only. All ranks will read the data back.
*/
if (MAINPROCESS) {
for (i = 0, data_size = 1; i < DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK; i++)
data_size *= dims[i];
data_size *= DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE;
if (NULL != (write_buf = HDmalloc(data_size))) {
for (i = 0; i < data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE; i++)
((int *) write_buf)[i] = (int) i;
if (H5Dwrite(dset_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_DTYPE, H5S_ALL, H5S_ALL, H5P_DEFAULT, write_buf) < 0)
op_failed = TRUE;
}
else
op_failed = TRUE;
if (write_buf) {
HDfree(write_buf);
write_buf = NULL;
}
}
if (MPI_SUCCESS != MPI_Allreduce(MPI_IN_PLACE, &op_failed, 1, MPI_C_BOOL, MPI_LAND, MPI_COMM_WORLD)) {
H5_FAILED();
HDprintf(" couldn't determine if dataset write on rank 0 succeeded\n");
PART_ERROR(H5Dwrite_all_read);
}
if (op_failed == TRUE) {
H5_FAILED();
HDprintf(" dataset write on rank 0 failed!\n");
PART_ERROR(H5Dwrite_all_read);
}
if (fspace_id >= 0) {
H5E_BEGIN_TRY {
H5Sclose(fspace_id);
} H5E_END_TRY;
fspace_id = H5I_INVALID_HID;
}
if (dset_id >= 0) {
H5E_BEGIN_TRY {
H5Dclose(dset_id);
} H5E_END_TRY;
dset_id = H5I_INVALID_HID;
}
/*
* Close and re-open the file to ensure that the data gets written.
*/
if (H5Gclose(group_id) < 0) {
H5_FAILED();
HDprintf(" failed to close test's container group\n");
PART_ERROR(H5Dwrite_all_read);
}
if (H5Gclose(container_group) < 0) {
H5_FAILED();
HDprintf(" failed to close container group\n");
PART_ERROR(H5Dwrite_all_read);
}
if (H5Fclose(file_id) < 0) {
H5_FAILED();
HDprintf(" failed to close file for data flushing\n");
PART_ERROR(H5Dwrite_all_read);
}
if ((file_id = H5Fopen(vol_test_parallel_filename, H5F_ACC_RDWR, fapl_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't re-open file '%s'\n", vol_test_parallel_filename);
PART_ERROR(H5Dwrite_all_read);
}
if ((container_group = H5Gopen2(file_id, DATASET_TEST_GROUP_NAME, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open container group '%s'\n", DATASET_TEST_GROUP_NAME);
PART_ERROR(H5Dwrite_all_read);
}
if ((group_id = H5Gopen2(container_group, DATASET_WRITE_DATA_VERIFY_TEST_GROUP_NAME, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open container sub-group '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_GROUP_NAME);
PART_ERROR(H5Dwrite_all_read);
}
if ((dset_id = H5Dopen2(group_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME1, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME1);
PART_ERROR(H5Dwrite_all_read);
}
if ((fspace_id = H5Dget_space(dset_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't get dataset dataspace\n");
PART_ERROR(H5Dwrite_all_read);
}
if ((space_npoints = H5Sget_simple_extent_npoints(fspace_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't get dataspace num points\n");
PART_ERROR(H5Dwrite_all_read);
}
if (NULL == (read_buf = HDmalloc((hsize_t) space_npoints * DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE))) {
H5_FAILED();
HDprintf(" couldn't allocate buffer for dataset read\n");
PART_ERROR(H5Dwrite_all_read);
}
if (H5Dread(dset_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_DTYPE, H5S_ALL, H5S_ALL, H5P_DEFAULT, read_buf) < 0) {
H5_FAILED();
HDprintf(" couldn't read from dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME1);
PART_ERROR(H5Dwrite_all_read);
}
for (i = 0; i < (hsize_t) space_npoints; i++)
if (((int *) read_buf)[i] != (int) i) {
H5_FAILED();
HDprintf(" H5S_ALL selection data verification failed\n");
PART_ERROR(H5Dwrite_all_read);
}
if (read_buf) {
HDfree(read_buf);
read_buf = NULL;
}
PASSED();
} PART_END(H5Dwrite_all_read);
if (write_buf) {
HDfree(write_buf);
write_buf = NULL;
}
if (read_buf) {
HDfree(read_buf);
read_buf = NULL;
}
if (fspace_id >= 0) {
H5E_BEGIN_TRY {
H5Sclose(fspace_id);
} H5E_END_TRY;
fspace_id = H5I_INVALID_HID;
}
if (dset_id >= 0) {
H5E_BEGIN_TRY {
H5Dclose(dset_id);
} H5E_END_TRY;
dset_id = H5I_INVALID_HID;
}
PART_BEGIN(H5Dwrite_hyperslab_read) {
TESTING_2("H5Dwrite using hyperslab selection then H5Dread")
for (i = 1, data_size = 1; i < DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK; i++)
data_size *= dims[i];
data_size *= DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE;
if (NULL == (write_buf = HDmalloc(data_size))) {
H5_FAILED();
HDprintf(" couldn't allocate buffer for dataset write\n");
PART_ERROR(H5Dwrite_hyperslab_read);
}
for (i = 0; i < data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE; i++)
((int *) write_buf)[i] = mpi_rank;
/* Each MPI rank writes to a single row in the second dimension
* and the entirety of the following dimensions. The combined
* selections from all MPI ranks spans the first dimension.
*/
for (i = 0; i < DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK; i++) {
if (i == 0) {
start[i] = (hsize_t)mpi_rank;
block[i] = 1;
}
else {
start[i] = 0;
block[i] = dims[i];
}
stride[i] = 1;
count[i] = 1;
}
if ((dset_id = H5Dopen2(group_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME2, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME2);
PART_ERROR(H5Dwrite_hyperslab_read);
}
if ((fspace_id = H5Dget_space(dset_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't get dataset dataspace\n");
PART_ERROR(H5Dwrite_hyperslab_read);
}
if (H5Sselect_hyperslab(fspace_id, H5S_SELECT_SET, start, stride, count, block) < 0) {
H5_FAILED();
HDprintf(" couldn't select hyperslab for dataset write\n");
PART_ERROR(H5Dwrite_hyperslab_read);
}
{
hsize_t mdims[] = { data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE };
if ((mspace_id = H5Screate_simple(1, mdims, NULL)) < 0) {
H5_FAILED();
HDprintf(" couldn't create memory dataspace\n");
PART_ERROR(H5Dwrite_hyperslab_read);
}
}
if (H5Dwrite(dset_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_DTYPE, mspace_id, fspace_id, H5P_DEFAULT, write_buf) < 0) {
H5_FAILED();
HDprintf(" couldn't write to dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME2);
PART_ERROR(H5Dwrite_hyperslab_read);
}
if (write_buf) {
HDfree(write_buf);
write_buf = NULL;
}
if (mspace_id >= 0) {
H5E_BEGIN_TRY {
H5Sclose(mspace_id);
} H5E_END_TRY;
mspace_id = H5I_INVALID_HID;
}
if (fspace_id >= 0) {
H5E_BEGIN_TRY {
H5Sclose(fspace_id);
} H5E_END_TRY;
fspace_id = H5I_INVALID_HID;
}
if (dset_id >= 0) {
H5E_BEGIN_TRY {
H5Dclose(dset_id);
} H5E_END_TRY;
dset_id = H5I_INVALID_HID;
}
/*
* Close and re-open the file to ensure that the data gets written.
*/
if (H5Gclose(group_id) < 0) {
H5_FAILED();
HDprintf(" failed to close test's container group\n");
PART_ERROR(H5Dwrite_hyperslab_read);
}
if (H5Gclose(container_group) < 0) {
H5_FAILED();
HDprintf(" failed to close container group\n");
PART_ERROR(H5Dwrite_hyperslab_read);
}
if (H5Fclose(file_id) < 0) {
H5_FAILED();
HDprintf(" failed to close file for data flushing\n");
PART_ERROR(H5Dwrite_hyperslab_read);
}
if ((file_id = H5Fopen(vol_test_parallel_filename, H5F_ACC_RDWR, fapl_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't re-open file '%s'\n", vol_test_parallel_filename);
PART_ERROR(H5Dwrite_hyperslab_read);
}
if ((container_group = H5Gopen2(file_id, DATASET_TEST_GROUP_NAME, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open container group '%s'\n", DATASET_TEST_GROUP_NAME);
PART_ERROR(H5Dwrite_hyperslab_read);
}
if ((group_id = H5Gopen2(container_group, DATASET_WRITE_DATA_VERIFY_TEST_GROUP_NAME, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open container sub-group '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_GROUP_NAME);
PART_ERROR(H5Dwrite_hyperslab_read);
}
if ((dset_id = H5Dopen2(group_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME2, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME2);
PART_ERROR(H5Dwrite_hyperslab_read);
}
if ((fspace_id = H5Dget_space(dset_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't get dataset dataspace\n");
PART_ERROR(H5Dwrite_hyperslab_read);
}
if ((space_npoints = H5Sget_simple_extent_npoints(fspace_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't get dataspace num points\n");
PART_ERROR(H5Dwrite_hyperslab_read);
}
if (NULL == (read_buf = HDmalloc((hsize_t) space_npoints * DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE))) {
H5_FAILED();
HDprintf(" couldn't allocate buffer for dataset read\n");
PART_ERROR(H5Dwrite_hyperslab_read);
}
if (H5Dread(dset_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_DTYPE, H5S_ALL, H5S_ALL, H5P_DEFAULT, read_buf) < 0) {
H5_FAILED();
HDprintf(" couldn't read from dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME2);
PART_ERROR(H5Dwrite_hyperslab_read);
}
for (i = 0; i < (size_t) mpi_size; i++) {
size_t j;
for (j = 0; j < data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE; j++) {
if (((int *) read_buf)[j + (i * (data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE))] != (int) i) {
H5_FAILED();
HDprintf(" hyperslab selection data verification failed\n");
PART_ERROR(H5Dwrite_hyperslab_read);
}
}
}
if (read_buf) {
HDfree(read_buf);
read_buf = NULL;
}
PASSED();
} PART_END(H5Dwrite_hyperslab_read);
if (write_buf) {
HDfree(write_buf);
write_buf = NULL;
}
if (read_buf) {
HDfree(read_buf);
read_buf = NULL;
}
if (fspace_id >= 0) {
H5E_BEGIN_TRY {
H5Sclose(fspace_id);
} H5E_END_TRY;
fspace_id = H5I_INVALID_HID;
}
if (mspace_id >= 0) {
H5E_BEGIN_TRY {
H5Sclose(mspace_id);
} H5E_END_TRY;
mspace_id = H5I_INVALID_HID;
}
if (dset_id >= 0) {
H5E_BEGIN_TRY {
H5Dclose(dset_id);
} H5E_END_TRY;
dset_id = H5I_INVALID_HID;
}
PART_BEGIN(H5Dwrite_point_sel_read) {
TESTING_2("H5Dwrite using point selection then H5Dread")
for (i = 1, data_size = 1; i < DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK; i++)
data_size *= dims[i];
data_size *= DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE;
if (NULL == (write_buf = HDmalloc(data_size))) {
H5_FAILED();
HDprintf(" couldn't allocate buffer for dataset write\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
/* Use different data than the previous test to ensure that the data actually changed. */
for (i = 0; i < data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE; i++)
((int *) write_buf)[i] = mpi_size - mpi_rank;
if (NULL == (points = HDmalloc(DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK * (data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE) * sizeof(hsize_t)))) {
H5_FAILED();
HDprintf(" couldn't allocate buffer for point selection\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
/* Each MPI rank writes to a single row in the second dimension
* and the entirety of the following dimensions. The combined
* selections from all MPI ranks spans the first dimension.
*/
for (i = 0; i < data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE; i++) {
size_t j;
for (j = 0; j < DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK; j++) {
size_t idx = (i * DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK) + j;
if (j == 0)
points[idx] = (hsize_t)mpi_rank;
else if (j != DATASET_WRITE_DATA_VERIFY_TEST_SPACE_RANK - 1)
points[idx] = i / dims[j + 1];
else
points[idx] = i % dims[j];
}
}
if ((dset_id = H5Dopen2(group_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME3, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME3);
PART_ERROR(H5Dwrite_point_sel_read);
}
if ((fspace_id = H5Dget_space(dset_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't get dataset dataspace\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
if (H5Sselect_elements(fspace_id, H5S_SELECT_SET, data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE, points) < 0) {
H5_FAILED();
HDprintf(" couldn't select elements in dataspace\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
{
hsize_t mdims[] = { data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE };
if ((mspace_id = H5Screate_simple(1, mdims, NULL)) < 0) {
H5_FAILED();
HDprintf(" couldn't create memory dataspace\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
}
if (H5Dwrite(dset_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_DTYPE, mspace_id, fspace_id, H5P_DEFAULT, write_buf) < 0) {
H5_FAILED();
HDprintf(" couldn't write to dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME3);
PART_ERROR(H5Dwrite_point_sel_read);
}
if (write_buf) {
HDfree(write_buf);
write_buf = NULL;
}
if (mspace_id >= 0) {
H5E_BEGIN_TRY {
H5Sclose(mspace_id);
} H5E_END_TRY;
mspace_id = H5I_INVALID_HID;
}
if (fspace_id >= 0) {
H5E_BEGIN_TRY {
H5Sclose(fspace_id);
} H5E_END_TRY;
fspace_id = H5I_INVALID_HID;
}
if (dset_id >= 0) {
H5E_BEGIN_TRY {
H5Dclose(dset_id);
} H5E_END_TRY;
dset_id = H5I_INVALID_HID;
}
/*
* Close and re-open the file to ensure that the data gets written.
*/
if (H5Gclose(group_id) < 0) {
H5_FAILED();
HDprintf(" failed to close test's container group\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
if (H5Gclose(container_group) < 0) {
H5_FAILED();
HDprintf(" failed to close container group\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
if (H5Fclose(file_id) < 0) {
H5_FAILED();
HDprintf(" failed to close file for data flushing\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
if ((file_id = H5Fopen(vol_test_parallel_filename, H5F_ACC_RDWR, fapl_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't re-open file '%s'\n", vol_test_parallel_filename);
PART_ERROR(H5Dwrite_point_sel_read);
}
if ((container_group = H5Gopen2(file_id, DATASET_TEST_GROUP_NAME, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open container group '%s'\n", DATASET_TEST_GROUP_NAME);
PART_ERROR(H5Dwrite_point_sel_read);
}
if ((group_id = H5Gopen2(container_group, DATASET_WRITE_DATA_VERIFY_TEST_GROUP_NAME, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open container sub-group '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_GROUP_NAME);
PART_ERROR(H5Dwrite_point_sel_read);
}
if ((dset_id = H5Dopen2(group_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME3, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME3);
PART_ERROR(H5Dwrite_point_sel_read);
}
if ((fspace_id = H5Dget_space(dset_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't get dataset dataspace\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
if ((space_npoints = H5Sget_simple_extent_npoints(fspace_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't get dataspace num points\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
if (NULL == (read_buf = HDmalloc((hsize_t) space_npoints * DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE))) {
H5_FAILED();
HDprintf(" couldn't allocate buffer for dataset read\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
if (H5Dread(dset_id, DATASET_WRITE_DATA_VERIFY_TEST_DSET_DTYPE, H5S_ALL, H5S_ALL, H5P_DEFAULT, read_buf) < 0) {
H5_FAILED();
HDprintf(" couldn't read from dataset '%s'\n", DATASET_WRITE_DATA_VERIFY_TEST_DSET_NAME3);
PART_ERROR(H5Dwrite_point_sel_read);
}
for (i = 0; i < (size_t) mpi_size; i++) {
size_t j;
for (j = 0; j < data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE; j++) {
if (((int *) read_buf)[j + (i * (data_size / DATASET_WRITE_DATA_VERIFY_TEST_DTYPE_SIZE))] != (mpi_size - (int) i)) {
H5_FAILED();
HDprintf(" point selection data verification failed\n");
PART_ERROR(H5Dwrite_point_sel_read);
}
}
}
if (read_buf) {
HDfree(read_buf);
read_buf = NULL;
}
PASSED();
} PART_END(H5Dwrite_point_sel_read);
if (write_buf) {
HDfree(write_buf);
write_buf = NULL;
}
if (read_buf) {
HDfree(read_buf);
read_buf = NULL;
}
if (points) {
HDfree(points);
points = NULL;
}
if (fspace_id >= 0) {
H5E_BEGIN_TRY {
H5Sclose(fspace_id);
} H5E_END_TRY;
fspace_id = H5I_INVALID_HID;
}
if (mspace_id >= 0) {
H5E_BEGIN_TRY {
H5Sclose(mspace_id);
} H5E_END_TRY;
mspace_id = H5I_INVALID_HID;
}
if (dset_id >= 0) {
H5E_BEGIN_TRY {
H5Dclose(dset_id);
} H5E_END_TRY;
dset_id = H5I_INVALID_HID;
}
} END_MULTIPART;
TESTING_2("test cleanup")
if (read_buf) {
HDfree(read_buf);
read_buf = NULL;
}
if (write_buf) {
HDfree(write_buf);
write_buf = NULL;
}
if (points) {
HDfree(points);
points = NULL;
}
if (dims) {
HDfree(dims);
dims = NULL;
}
if (H5Gclose(group_id) < 0)
TEST_ERROR
if (H5Gclose(container_group) < 0)
TEST_ERROR
if (H5Pclose(fapl_id) < 0)
TEST_ERROR
if (H5Fclose(file_id) < 0)
TEST_ERROR
PASSED();
return 0;
error:
H5E_BEGIN_TRY {
if (read_buf) HDfree(read_buf);
if (write_buf) HDfree(write_buf);
if (points) HDfree(points);
if (dims) HDfree(dims);
H5Sclose(mspace_id);
H5Sclose(fspace_id);
H5Dclose(dset_id);
H5Gclose(group_id);
H5Gclose(container_group);
H5Pclose(fapl_id);
H5Fclose(file_id);
} H5E_END_TRY;
return 1;
}
/*
* A test to ensure that independent dataset writes function
* as expected. First, two datasets are created in the file.
* Then, the even MPI ranks first write to dataset 1, followed
* by dataset 2. The odd MPI ranks first write to dataset 2,
* followed by dataset 1. After this, the data is read back from
* each dataset and verified.
*/
#define DATASET_INDEPENDENT_WRITE_TEST_SPACE_RANK 3
#define DATASET_INDEPENDENT_WRITE_TEST_DSET_DTYPE H5T_NATIVE_INT
#define DATASET_INDEPENDENT_WRITE_TEST_DTYPE_SIZE sizeof(int)
#define DATASET_INDEPENDENT_WRITE_TEST_GROUP_NAME "independent_dataset_write_test"
#define DATASET_INDEPENDENT_WRITE_TEST_DSET_NAME1 "dset1"
#define DATASET_INDEPENDENT_WRITE_TEST_DSET_NAME2 "dset2"
static int
test_write_dataset_independent(void)
{
hssize_t space_npoints;
hsize_t *dims = NULL;
hsize_t start[DATASET_INDEPENDENT_WRITE_TEST_SPACE_RANK];
hsize_t stride[DATASET_INDEPENDENT_WRITE_TEST_SPACE_RANK];
hsize_t count[DATASET_INDEPENDENT_WRITE_TEST_SPACE_RANK];
hsize_t block[DATASET_INDEPENDENT_WRITE_TEST_SPACE_RANK];
size_t i, data_size;
hid_t file_id = H5I_INVALID_HID;
hid_t fapl_id = H5I_INVALID_HID;
hid_t container_group = H5I_INVALID_HID, group_id = H5I_INVALID_HID;
hid_t dset_id1 = H5I_INVALID_HID, dset_id2 = H5I_INVALID_HID;
hid_t fspace_id = H5I_INVALID_HID;
hid_t mspace_id = H5I_INVALID_HID;
void *write_buf = NULL;
void *read_buf = NULL;
TESTING("independent writing to different datasets by different ranks")
if ((fapl_id = create_mpi_fapl(MPI_COMM_WORLD, MPI_INFO_NULL, TRUE)) < 0)
TEST_ERROR
if ((file_id = H5Fopen(vol_test_parallel_filename, H5F_ACC_RDWR, fapl_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't open file '%s'\n", vol_test_parallel_filename);
goto error;
}
if ((container_group = H5Gopen2(file_id, DATASET_TEST_GROUP_NAME, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open container group '%s'\n", DATASET_TEST_GROUP_NAME);
goto error;
}
if ((group_id = H5Gcreate2(container_group, DATASET_INDEPENDENT_WRITE_TEST_GROUP_NAME, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't create container sub-group '%s'\n", DATASET_INDEPENDENT_WRITE_TEST_GROUP_NAME);
goto error;
}
/*
* Setup dimensions of overall datasets and slabs local
* to the MPI rank.
*/
if (generate_random_parallel_dimensions(DATASET_INDEPENDENT_WRITE_TEST_SPACE_RANK, &dims) < 0)
TEST_ERROR
if ((fspace_id = H5Screate_simple(DATASET_INDEPENDENT_WRITE_TEST_SPACE_RANK, dims, NULL)) < 0)
TEST_ERROR
/* create a dataset collectively */
if ((dset_id1 = H5Dcreate2(group_id, DATASET_INDEPENDENT_WRITE_TEST_DSET_NAME1, DATASET_INDEPENDENT_WRITE_TEST_DSET_DTYPE,
fspace_id, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" failed to create first dataset\n");
goto error;
}
if ((dset_id2 = H5Dcreate2(group_id, DATASET_INDEPENDENT_WRITE_TEST_DSET_NAME2, DATASET_INDEPENDENT_WRITE_TEST_DSET_DTYPE,
fspace_id, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" failed to create second dataset\n");
goto error;
}
for (i = 1, data_size = 1; i < DATASET_INDEPENDENT_WRITE_TEST_SPACE_RANK; i++)
data_size *= dims[i];
data_size *= DATASET_INDEPENDENT_WRITE_TEST_DTYPE_SIZE;
if (NULL == (write_buf = HDmalloc(data_size))) {
H5_FAILED();
HDprintf(" couldn't allocate buffer for dataset write\n");
goto error;
}
for (i = 0; i < data_size / DATASET_INDEPENDENT_WRITE_TEST_DTYPE_SIZE; i++)
((int *) write_buf)[i] = mpi_rank;
for (i = 0; i < DATASET_INDEPENDENT_WRITE_TEST_SPACE_RANK; i++) {
if (i == 0) {
start[i] = (hsize_t)mpi_rank;
block[i] = 1;
}
else {
start[i] = 0;
block[i] = dims[i];
}
stride[i] = 1;
count[i] = 1;
}
if (H5Sselect_hyperslab(fspace_id, H5S_SELECT_SET, start, stride, count, block) < 0) {
H5_FAILED();
HDprintf(" couldn't select hyperslab for dataset write\n");
goto error;
}
{
hsize_t mdims[] = { data_size / DATASET_INDEPENDENT_WRITE_TEST_DTYPE_SIZE };
if ((mspace_id = H5Screate_simple(1, mdims, NULL)) < 0) {
H5_FAILED();
HDprintf(" couldn't create memory dataspace\n");
goto error;
}
}
/*
* 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.
*/
BEGIN_INDEPENDENT_OP(dset_write) {
if (mpi_rank % 2 == 0) {
if (H5Dwrite(dset_id1, DATASET_INDEPENDENT_WRITE_TEST_DSET_DTYPE, mspace_id, fspace_id, H5P_DEFAULT, write_buf) < 0) {
H5_FAILED();
HDprintf(" even ranks failed to write to dataset 1\n");
INDEPENDENT_OP_ERROR(dset_write);
}
if (H5Dwrite(dset_id2, DATASET_INDEPENDENT_WRITE_TEST_DSET_DTYPE, mspace_id, fspace_id, H5P_DEFAULT, write_buf) < 0) {
H5_FAILED();
HDprintf(" even ranks failed to write to dataset 2\n");
INDEPENDENT_OP_ERROR(dset_write);
}
}
else {
if (H5Dwrite(dset_id2, DATASET_INDEPENDENT_WRITE_TEST_DSET_DTYPE, mspace_id, fspace_id, H5P_DEFAULT, write_buf) < 0) {
H5_FAILED();
HDprintf(" odd ranks failed to write to dataset 2\n");
INDEPENDENT_OP_ERROR(dset_write);
}
if (H5Dwrite(dset_id1, DATASET_INDEPENDENT_WRITE_TEST_DSET_DTYPE, mspace_id, fspace_id, H5P_DEFAULT, write_buf) < 0) {
H5_FAILED();
HDprintf(" odd ranks failed to write to dataset 1\n");
INDEPENDENT_OP_ERROR(dset_write);
}
}
} END_INDEPENDENT_OP(dset_write);
if (write_buf) {
HDfree(write_buf);
write_buf = NULL;
}
H5Sclose(mspace_id); mspace_id = H5I_INVALID_HID;
H5Sclose(fspace_id); fspace_id = H5I_INVALID_HID;
H5Dclose(dset_id1); dset_id1 = H5I_INVALID_HID;
H5Dclose(dset_id2); dset_id2 = H5I_INVALID_HID;
/*
* Close and re-open the file to ensure that the data gets written.
*/
if (H5Gclose(group_id) < 0) {
H5_FAILED();
HDprintf(" failed to close test's container group\n");
goto error;
}
if (H5Gclose(container_group) < 0) {
H5_FAILED();
HDprintf(" failed to close container group\n");
goto error;
}
if (H5Fclose(file_id) < 0) {
H5_FAILED();
HDprintf(" failed to close file for data flushing\n");
goto error;
}
if ((file_id = H5Fopen(vol_test_parallel_filename, H5F_ACC_RDWR, fapl_id)) < 0) {
H5_FAILED();
HDprintf(" couldn't re-open file '%s'\n", vol_test_parallel_filename);
goto error;
}
if ((container_group = H5Gopen2(file_id, DATASET_TEST_GROUP_NAME, H5P_DEFAULT)) < 0) {
H5_FAILED();
HDprintf(" couldn't open container group '%s'\n", DATASET_TEST_GROUP_NAME);
goto error;