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hdf5/testpar/t_file.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://www.hdfgroup.org/licenses. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Parallel tests for file operations
*/
#include "testphdf5.h"
#include "H5CXprivate.h" /* API Contexts */
#include "H5Iprivate.h"
#include "H5PBprivate.h"
/*
* This file needs to access private information from the H5F package.
*/
#define H5AC_FRIEND /*suppress error about including H5ACpkg */
#include "H5ACpkg.h"
#define H5C_FRIEND /*suppress error about including H5Cpkg */
#include "H5Cpkg.h"
#define H5F_FRIEND /*suppress error about including H5Fpkg */
#define H5F_TESTING
#include "H5Fpkg.h"
#define H5MF_FRIEND /*suppress error about including H5MFpkg */
#include "H5MFpkg.h"
#define NUM_DSETS 5
int mpi_size, mpi_rank;
static int create_file(const char *filename, hid_t fcpl, hid_t fapl, int metadata_write_strategy);
static int open_file(const char *filename, hid_t fapl, int metadata_write_strategy, hsize_t page_size,
size_t page_buffer_size);
/*
* test file access by communicator besides COMM_WORLD.
* Split COMM_WORLD into two, one (even_comm) contains the original
* processes of even ranks. The other (odd_comm) contains the original
* processes of odd ranks. Processes in even_comm creates a file, then
* cloose it, using even_comm. Processes in old_comm just do a barrier
* using odd_comm. Then they all do a barrier using COMM_WORLD.
* If the file creation and cloose does not do correct collective action
* according to the communicator argument, the processes will freeze up
* sooner or later due to barrier mixed up.
*/
void
test_split_comm_access(void)
{
MPI_Comm comm;
MPI_Info info = MPI_INFO_NULL;
int is_old, mrc;
int newrank, newprocs;
hid_t fid; /* file IDs */
hid_t acc_tpl; /* File access properties */
herr_t ret; /* generic return value */
const char *filename;
filename = (const char *)GetTestParameters();
if (VERBOSE_MED)
HDprintf("Split Communicator access test on file %s\n", filename);
/* set up MPI parameters */
MPI_Comm_size(MPI_COMM_WORLD, &mpi_size);
MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank);
is_old = mpi_rank % 2;
mrc = MPI_Comm_split(MPI_COMM_WORLD, is_old, mpi_rank, &comm);
VRFY((mrc == MPI_SUCCESS), "");
MPI_Comm_size(comm, &newprocs);
MPI_Comm_rank(comm, &newrank);
if (is_old) {
/* odd-rank processes */
mrc = MPI_Barrier(comm);
VRFY((mrc == MPI_SUCCESS), "");
}
else {
/* even-rank processes */
int sub_mpi_rank; /* rank in the sub-comm */
MPI_Comm_rank(comm, &sub_mpi_rank);
/* 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), "");
/* close the file */
ret = H5Fclose(fid);
VRFY((ret >= 0), "");
/* delete the test file */
if (sub_mpi_rank == 0) {
mrc = MPI_File_delete(filename, info);
/*VRFY((mrc==MPI_SUCCESS), ""); */
}
}
mrc = MPI_Comm_free(&comm);
VRFY((mrc == MPI_SUCCESS), "MPI_Comm_free succeeded");
mrc = MPI_Barrier(MPI_COMM_WORLD);
VRFY((mrc == MPI_SUCCESS), "final MPI_Barrier succeeded");
}
void
test_page_buffer_access(void)
{
hid_t file_id = -1; /* File ID */
hid_t fcpl, fapl;
#if 0
hid_t fapl_self;
#endif
size_t page_count = 0;
int i, num_elements = 200;
haddr_t raw_addr, meta_addr;
int *data;
H5F_t *f = NULL;
herr_t ret; /* generic return value */
const char *filename;
hbool_t api_ctx_pushed = FALSE; /* Whether API context pushed */
MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank);
MPI_Comm_size(MPI_COMM_WORLD, &mpi_size);
filename = (const char *)GetTestParameters();
if (VERBOSE_MED)
HDprintf("Page Buffer Usage in Parallel %s\n", filename);
fapl = create_faccess_plist(MPI_COMM_WORLD, MPI_INFO_NULL, facc_type);
VRFY((fapl >= 0), "create_faccess_plist succeeded");
fcpl = H5Pcreate(H5P_FILE_CREATE);
VRFY((fcpl >= 0), "");
ret = H5Pset_file_space_strategy(fcpl, H5F_FSPACE_STRATEGY_PAGE, 1, (hsize_t)0);
VRFY((ret == 0), "");
ret = H5Pset_file_space_page_size(fcpl, sizeof(int) * 100);
VRFY((ret == 0), "");
ret = H5Pset_page_buffer_size(fapl, sizeof(int) * 100000, 0, 0);
VRFY((ret == 0), "");
/* This should fail because collective metadata writes are not supported with page buffering */
H5E_BEGIN_TRY
{
file_id = H5Fcreate(filename, H5F_ACC_TRUNC, fcpl, fapl);
}
H5E_END_TRY;
VRFY((file_id < 0), "H5Fcreate failed");
/* disable collective metadata writes for page buffering to work */
ret = H5Pset_coll_metadata_write(fapl, FALSE);
VRFY((ret >= 0), "");
ret = create_file(filename, fcpl, fapl, H5AC_METADATA_WRITE_STRATEGY__DISTRIBUTED);
VRFY((ret == 0), "");
ret = open_file(filename, fapl, H5AC_METADATA_WRITE_STRATEGY__DISTRIBUTED, sizeof(int) * 100,
sizeof(int) * 100000);
VRFY((ret == 0), "");
ret = create_file(filename, fcpl, fapl, H5AC_METADATA_WRITE_STRATEGY__PROCESS_0_ONLY);
VRFY((ret == 0), "");
ret = open_file(filename, fapl, H5AC_METADATA_WRITE_STRATEGY__PROCESS_0_ONLY, sizeof(int) * 100,
sizeof(int) * 100000);
VRFY((ret == 0), "");
ret = H5Pset_file_space_page_size(fcpl, sizeof(int) * 100);
VRFY((ret == 0), "");
data = (int *)HDmalloc(sizeof(int) * (size_t)num_elements);
/* initialize all the elements to have a value of -1 */
for (i = 0; i < num_elements; i++)
data[i] = -1;
/* MSC - why this stopped working ? */
#if 0
if(MAINPROCESS) {
hid_t fapl_self;
fapl_self = create_faccess_plist(MPI_COMM_SELF, MPI_INFO_NULL, facc_type);
ret = H5Pset_page_buffer_size(fapl_self, sizeof(int) * 1000, 0, 0);
VRFY((ret == 0), "");
/* collective metadata writes do not work with page buffering */
ret = H5Pset_coll_metadata_write(fapl_self, FALSE);
VRFY((ret >= 0), "");
file_id = H5Fcreate(filename, H5F_ACC_TRUNC, fcpl, fapl_self);
VRFY((file_id >= 0), "");
/* Push API context */
ret = H5CX_push();
VRFY((ret == 0), "H5CX_push()");
api_ctx_pushed = TRUE;
/* Get a pointer to the internal file object */
f = (H5F_t *)H5I_object(file_id);
VRFY((f->shared->page_buf != NULL), "Page Buffer created with 1 process");
/* allocate space for 200 raw elements */
raw_addr = H5MF_alloc(f, H5FD_MEM_DRAW, sizeof(int) * (size_t)num_elements);
VRFY((raw_addr != HADDR_UNDEF), "");
/* allocate space for 200 metadata elements */
meta_addr = H5MF_alloc(f, H5FD_MEM_SUPER, sizeof(int) * (size_t)num_elements);
VRFY((meta_addr != HADDR_UNDEF), "");
page_count = 0;
ret = H5F_block_write(f, H5FD_MEM_SUPER, meta_addr, sizeof(int) * (size_t)num_elements, data);
VRFY((ret == 0), "");
ret = H5F_block_write(f, H5FD_MEM_SUPER, meta_addr, sizeof(int) * (size_t)num_elements, data);
ret = H5F_block_write(f, H5FD_MEM_DRAW, raw_addr, sizeof(int) * (size_t)num_elements, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
/* update the first 50 elements */
for (i = 0; i < 50; i++)
data[i] = i;
ret = H5F_block_write(f, H5FD_MEM_DRAW, raw_addr, sizeof(int) * 50, data);
H5Eprint2(H5E_DEFAULT, stderr);
VRFY((ret == 0), "");
ret = H5F_block_write(f, H5FD_MEM_SUPER, meta_addr, sizeof(int) * 50, data);
VRFY((ret == 0), "");
page_count += 2;
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
/* update the second 50 elements */
for (i = 0; i < 50; i++)
data[i] = i + 50;
ret = H5F_block_write(f, H5FD_MEM_DRAW, raw_addr + (sizeof(int) * 50), sizeof(int) * 50, data);
VRFY((ret == 0), "");
ret = H5F_block_write(f, H5FD_MEM_SUPER, meta_addr + (sizeof(int) * 50), sizeof(int) * 50, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
/* update 100 - 200 */
for (i = 0; i < 100; i++)
data[i] = i + 100;
ret = H5F_block_write(f, H5FD_MEM_DRAW, raw_addr + (sizeof(int) * 100), sizeof(int) * 100, data);
VRFY((ret == 0), "");
ret = H5F_block_write(f, H5FD_MEM_SUPER, meta_addr + (sizeof(int) * 100), sizeof(int) * 100, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
ret = H5PB_flush(f, FALSE);
VRFY((ret == 0), "");
/* read elements 0 - 200 */
ret = H5F_block_read(f, H5FD_MEM_DRAW, raw_addr, sizeof(int) * 200, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
for (i = 0; i < 200; i++)
VRFY((data[i] == i), "Read different values than written");
ret = H5F_block_read(f, H5FD_MEM_SUPER, meta_addr, sizeof(int)*200, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
for (i = 0; i < 200; i++)
VRFY((data[i] == i), "Read different values than written");
/* read elements 0 - 50 */
ret = H5F_block_read(f, H5FD_MEM_DRAW, raw_addr, sizeof(int) * 50, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
for (i = 0; i < 50; i++)
VRFY((data[i] == i), "Read different values than written");
ret = H5F_block_read(f, H5FD_MEM_SUPER, meta_addr, sizeof(int) * 50, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
for (i = 0; i < 50; i++)
VRFY((data[i] == i), "Read different values than written");
/* close the file */
ret = H5Fclose(file_id);
VRFY((ret >= 0), "H5Fclose succeeded");
ret = H5Pclose(fapl_self);
VRFY((ret >= 0), "H5Pclose succeeded");
/* Pop API context */
if (api_ctx_pushed) {
ret = H5CX_pop();
VRFY((ret == 0), "H5CX_pop()");
api_ctx_pushed = FALSE;
}
}
#endif
MPI_Barrier(MPI_COMM_WORLD);
if (mpi_size > 1) {
ret = H5Pset_page_buffer_size(fapl, sizeof(int) * 1000, 0, 0);
VRFY((ret == 0), "");
/* collective metadata writes do not work with page buffering */
ret = H5Pset_coll_metadata_write(fapl, FALSE);
VRFY((ret >= 0), "");
file_id = H5Fcreate(filename, H5F_ACC_TRUNC, fcpl, fapl);
VRFY((file_id >= 0), "");
/* Push API context */
ret = H5CX_push();
VRFY((ret == 0), "H5CX_push()");
api_ctx_pushed = TRUE;
/* Get a pointer to the internal file object */
f = (H5F_t *)H5I_object(file_id);
VRFY((f->shared->page_buf != NULL), "Page Buffer created with 1 process");
/* allocate space for 200 raw elements */
raw_addr = H5MF_alloc(f, H5FD_MEM_DRAW, sizeof(int) * (size_t)num_elements);
VRFY((raw_addr != HADDR_UNDEF), "");
/* allocate space for 200 metadata elements */
meta_addr = H5MF_alloc(f, H5FD_MEM_SUPER, sizeof(int) * (size_t)num_elements);
VRFY((meta_addr != HADDR_UNDEF), "");
page_count = 0;
ret = H5F_block_write(f, H5FD_MEM_SUPER, meta_addr, sizeof(int) * (size_t)num_elements, data);
VRFY((ret == 0), "");
ret = H5F_block_write(f, H5FD_MEM_DRAW, raw_addr, sizeof(int) * (size_t)num_elements, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
/* update the first 50 elements */
for (i = 0; i < 50; i++)
data[i] = i;
ret = H5F_block_write(f, H5FD_MEM_DRAW, raw_addr, sizeof(int) * 50, data);
VRFY((ret == 0), "");
ret = H5F_block_write(f, H5FD_MEM_SUPER, meta_addr, sizeof(int) * 50, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
/* update the second 50 elements */
for (i = 0; i < 50; i++)
data[i] = i + 50;
ret = H5F_block_write(f, H5FD_MEM_DRAW, raw_addr + (sizeof(int) * 50), sizeof(int) * 50, data);
VRFY((ret == 0), "");
ret = H5F_block_write(f, H5FD_MEM_SUPER, meta_addr + (sizeof(int) * 50), sizeof(int) * 50, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
/* update 100 - 200 */
for (i = 0; i < 100; i++)
data[i] = i + 100;
ret = H5F_block_write(f, H5FD_MEM_DRAW, raw_addr + (sizeof(int) * 100), sizeof(int) * 100, data);
VRFY((ret == 0), "");
ret = H5F_block_write(f, H5FD_MEM_SUPER, meta_addr + (sizeof(int) * 100), sizeof(int) * 100, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
ret = H5Fflush(file_id, H5F_SCOPE_GLOBAL);
VRFY((ret == 0), "");
/* read elements 0 - 200 */
ret = H5F_block_read(f, H5FD_MEM_DRAW, raw_addr, sizeof(int) * 200, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
for (i = 0; i < 200; i++)
VRFY((data[i] == i), "Read different values than written");
ret = H5F_block_read(f, H5FD_MEM_SUPER, meta_addr, sizeof(int) * 200, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
for (i = 0; i < 200; i++)
VRFY((data[i] == i), "Read different values than written");
/* read elements 0 - 50 */
ret = H5F_block_read(f, H5FD_MEM_DRAW, raw_addr, sizeof(int) * 50, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
for (i = 0; i < 50; i++)
VRFY((data[i] == i), "Read different values than written");
ret = H5F_block_read(f, H5FD_MEM_SUPER, meta_addr, sizeof(int) * 50, data);
VRFY((ret == 0), "");
page_count += 1;
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
for (i = 0; i < 50; i++)
VRFY((data[i] == i), "Read different values than written");
MPI_Barrier(MPI_COMM_WORLD);
/* reset the first 50 elements to -1*/
for (i = 0; i < 50; i++)
data[i] = -1;
ret = H5F_block_write(f, H5FD_MEM_DRAW, raw_addr, sizeof(int) * 50, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
ret = H5F_block_write(f, H5FD_MEM_SUPER, meta_addr, sizeof(int) * 50, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
/* read elements 0 - 50 */
ret = H5F_block_read(f, H5FD_MEM_DRAW, raw_addr, sizeof(int) * 50, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
for (i = 0; i < 50; i++)
VRFY((data[i] == -1), "Read different values than written");
ret = H5F_block_read(f, H5FD_MEM_SUPER, meta_addr, sizeof(int) * 50, data);
VRFY((ret == 0), "");
VRFY((H5SL_count(f->shared->page_buf->slist_ptr) == page_count), "Wrong number of pages in PB");
for (i = 0; i < 50; i++)
VRFY((data[i] == -1), "Read different values than written");
/* close the file */
ret = H5Fclose(file_id);
VRFY((ret >= 0), "H5Fclose succeeded");
}
ret = H5Pclose(fapl);
VRFY((ret >= 0), "H5Pclose succeeded");
ret = H5Pclose(fcpl);
VRFY((ret >= 0), "H5Pclose succeeded");
/* Pop API context */
if (api_ctx_pushed) {
ret = H5CX_pop();
VRFY((ret == 0), "H5CX_pop()");
api_ctx_pushed = FALSE;
}
HDfree(data);
data = NULL;
MPI_Barrier(MPI_COMM_WORLD);
}
static int
create_file(const char *filename, hid_t fcpl, hid_t fapl, int metadata_write_strategy)
{
hid_t file_id, dset_id, grp_id;
hid_t sid, mem_dataspace;
hsize_t start[RANK];
hsize_t count[RANK];
hsize_t stride[RANK];
hsize_t block[RANK];
DATATYPE *data_array = NULL;
hsize_t dims[RANK], i;
hsize_t num_elements;
int k;
char dset_name[10];
H5F_t *f = NULL;
H5C_t *cache_ptr = NULL;
H5AC_cache_config_t config;
hbool_t api_ctx_pushed = FALSE; /* Whether API context pushed */
herr_t ret;
file_id = H5Fcreate(filename, H5F_ACC_TRUNC, fcpl, fapl);
VRFY((file_id >= 0), "");
ret = H5Fflush(file_id, H5F_SCOPE_GLOBAL);
VRFY((ret == 0), "");
/* Push API context */
ret = H5CX_push();
VRFY((ret == 0), "H5CX_push()");
api_ctx_pushed = TRUE;
f = (H5F_t *)H5I_object(file_id);
VRFY((f != NULL), "");
cache_ptr = f->shared->cache;
VRFY((cache_ptr->magic == H5C__H5C_T_MAGIC), "");
cache_ptr->ignore_tags = TRUE;
H5C_stats__reset(cache_ptr);
config.version = H5AC__CURR_CACHE_CONFIG_VERSION;
ret = H5AC_get_cache_auto_resize_config(cache_ptr, &config);
VRFY((ret == 0), "");
config.metadata_write_strategy = metadata_write_strategy;
ret = H5AC_set_cache_auto_resize_config(cache_ptr, &config);
VRFY((ret == 0), "");
grp_id = H5Gcreate2(file_id, "GROUP", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
VRFY((grp_id >= 0), "");
dims[0] = (hsize_t)(ROW_FACTOR * mpi_size);
dims[1] = (hsize_t)(COL_FACTOR * mpi_size);
sid = H5Screate_simple(RANK, dims, NULL);
VRFY((sid >= 0), "H5Screate_simple succeeded");
/* Each process takes a slabs of rows. */
block[0] = dims[0] / (hsize_t)mpi_size;
block[1] = dims[1];
stride[0] = block[0];
stride[1] = block[1];
count[0] = 1;
count[1] = 1;
start[0] = (hsize_t)mpi_rank * block[0];
start[1] = 0;
num_elements = block[0] * block[1];
/* allocate memory for data buffer */
data_array = (DATATYPE *)HDmalloc(num_elements * sizeof(DATATYPE));
VRFY((data_array != NULL), "data_array HDmalloc succeeded");
/* put some trivial data in the data_array */
for (i = 0; i < num_elements; i++)
data_array[i] = mpi_rank + 1;
ret = H5Sselect_hyperslab(sid, H5S_SELECT_SET, start, stride, count, block);
VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
/* create a memory dataspace independently */
mem_dataspace = H5Screate_simple(1, &num_elements, NULL);
VRFY((mem_dataspace >= 0), "");
for (k = 0; k < NUM_DSETS; k++) {
HDsprintf(dset_name, "D1dset%d", k);
dset_id = H5Dcreate2(grp_id, dset_name, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
VRFY((dset_id >= 0), "");
ret = H5Dclose(dset_id);
VRFY((ret == 0), "");
HDsprintf(dset_name, "D2dset%d", k);
dset_id = H5Dcreate2(grp_id, dset_name, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
VRFY((dset_id >= 0), "");
ret = H5Dclose(dset_id);
VRFY((ret == 0), "");
HDsprintf(dset_name, "D3dset%d", k);
dset_id = H5Dcreate2(grp_id, dset_name, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
VRFY((dset_id >= 0), "");
ret = H5Dclose(dset_id);
VRFY((ret == 0), "");
HDsprintf(dset_name, "dset%d", k);
dset_id = H5Dcreate2(grp_id, dset_name, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
VRFY((dset_id >= 0), "");
ret = H5Dwrite(dset_id, H5T_NATIVE_INT, mem_dataspace, sid, H5P_DEFAULT, data_array);
VRFY((ret == 0), "");
ret = H5Dclose(dset_id);
VRFY((ret == 0), "");
HDmemset(data_array, 0, num_elements * sizeof(DATATYPE));
dset_id = H5Dopen2(grp_id, dset_name, H5P_DEFAULT);
VRFY((dset_id >= 0), "");
ret = H5Dread(dset_id, H5T_NATIVE_INT, mem_dataspace, sid, H5P_DEFAULT, data_array);
VRFY((ret == 0), "");
ret = H5Dclose(dset_id);
VRFY((ret == 0), "");
for (i = 0; i < num_elements; i++)
VRFY((data_array[i] == mpi_rank + 1), "Dataset Verify failed");
HDsprintf(dset_name, "D1dset%d", k);
ret = H5Ldelete(grp_id, dset_name, H5P_DEFAULT);
VRFY((ret == 0), "");
HDsprintf(dset_name, "D2dset%d", k);
ret = H5Ldelete(grp_id, dset_name, H5P_DEFAULT);
VRFY((ret == 0), "");
HDsprintf(dset_name, "D3dset%d", k);
ret = H5Ldelete(grp_id, dset_name, H5P_DEFAULT);
VRFY((ret == 0), "");
}
ret = H5Gclose(grp_id);
VRFY((ret == 0), "");
ret = H5Fclose(file_id);
VRFY((ret == 0), "");
ret = H5Sclose(sid);
VRFY((ret == 0), "");
ret = H5Sclose(mem_dataspace);
VRFY((ret == 0), "");
/* Pop API context */
if (api_ctx_pushed) {
ret = H5CX_pop();
VRFY((ret == 0), "H5CX_pop()");
api_ctx_pushed = FALSE;
}
MPI_Barrier(MPI_COMM_WORLD);
HDfree(data_array);
return 0;
} /* create_file */
static int
open_file(const char *filename, hid_t fapl, int metadata_write_strategy, hsize_t page_size,
size_t page_buffer_size)
{
hid_t file_id, dset_id, grp_id, grp_id2;
hid_t sid, mem_dataspace;
DATATYPE *data_array = NULL;
hsize_t dims[RANK];
hsize_t start[RANK];
hsize_t count[RANK];
hsize_t stride[RANK];
hsize_t block[RANK];
int i, k, ndims;
hsize_t num_elements;
char dset_name[10];
H5F_t *f = NULL;
H5C_t *cache_ptr = NULL;
H5AC_cache_config_t config;
hbool_t api_ctx_pushed = FALSE; /* Whether API context pushed */
herr_t ret;
config.version = H5AC__CURR_CACHE_CONFIG_VERSION;
ret = H5Pget_mdc_config(fapl, &config);
VRFY((ret == 0), "");
config.metadata_write_strategy = metadata_write_strategy;
ret = H5Pget_mdc_config(fapl, &config);
VRFY((ret == 0), "");
file_id = H5Fopen(filename, H5F_ACC_RDWR, fapl);
H5Eprint2(H5E_DEFAULT, stderr);
VRFY((file_id >= 0), "");
/* Push API context */
ret = H5CX_push();
VRFY((ret == 0), "H5CX_push()");
api_ctx_pushed = TRUE;
ret = H5Fflush(file_id, H5F_SCOPE_GLOBAL);
VRFY((ret == 0), "");
f = (H5F_t *)H5I_object(file_id);
VRFY((f != NULL), "");
cache_ptr = f->shared->cache;
VRFY((cache_ptr->magic == H5C__H5C_T_MAGIC), "");
MPI_Barrier(MPI_COMM_WORLD);
VRFY((f->shared->page_buf != NULL), "");
VRFY((f->shared->page_buf->page_size == page_size), "");
VRFY((f->shared->page_buf->max_size == page_buffer_size), "");
grp_id = H5Gopen2(file_id, "GROUP", H5P_DEFAULT);
VRFY((grp_id >= 0), "");
dims[0] = (hsize_t)(ROW_FACTOR * mpi_size);
dims[1] = (hsize_t)(COL_FACTOR * mpi_size);
/* Each process takes a slabs of rows. */
block[0] = dims[0] / (hsize_t)mpi_size;
block[1] = dims[1];
stride[0] = block[0];
stride[1] = block[1];
count[0] = 1;
count[1] = 1;
start[0] = (hsize_t)mpi_rank * block[0];
start[1] = 0;
num_elements = block[0] * block[1];
/* allocate memory for data buffer */
data_array = (DATATYPE *)HDmalloc(num_elements * sizeof(DATATYPE));
VRFY((data_array != NULL), "data_array HDmalloc succeeded");
/* create a memory dataspace independently */
mem_dataspace = H5Screate_simple(1, &num_elements, NULL);
VRFY((mem_dataspace >= 0), "");
for (k = 0; k < NUM_DSETS; k++) {
HDsprintf(dset_name, "dset%d", k);
dset_id = H5Dopen2(grp_id, dset_name, H5P_DEFAULT);
VRFY((dset_id >= 0), "");
sid = H5Dget_space(dset_id);
VRFY((dset_id >= 0), "H5Dget_space succeeded");
ndims = H5Sget_simple_extent_dims(sid, dims, NULL);
VRFY((ndims == 2), "H5Sget_simple_extent_dims succeeded");
VRFY(dims[0] == (hsize_t)(ROW_FACTOR * mpi_size), "Wrong dataset dimensions");
VRFY(dims[1] == (hsize_t)(COL_FACTOR * mpi_size), "Wrong dataset dimensions");
ret = H5Sselect_hyperslab(sid, H5S_SELECT_SET, start, stride, count, block);
VRFY((ret >= 0), "H5Sset_hyperslab succeeded");
ret = H5Dread(dset_id, H5T_NATIVE_INT, mem_dataspace, sid, H5P_DEFAULT, data_array);
VRFY((ret >= 0), "");
ret = H5Dclose(dset_id);
VRFY((ret >= 0), "");
ret = H5Sclose(sid);
VRFY((ret == 0), "");
for (i = 0; i < (int)num_elements; i++)
VRFY((data_array[i] == mpi_rank + 1), "Dataset Verify failed");
}
grp_id2 = H5Gcreate2(file_id, "GROUP/GROUP2", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
VRFY((grp_id2 >= 0), "");
ret = H5Gclose(grp_id2);
VRFY((ret == 0), "");
ret = H5Fflush(file_id, H5F_SCOPE_GLOBAL);
VRFY((ret == 0), "");
MPI_Barrier(MPI_COMM_WORLD);
/* flush invalidate each ring, starting from the outermost ring and
* working inward.
*/
for (i = 0; i < H5C__HASH_TABLE_LEN; i++) {
H5C_cache_entry_t *entry_ptr = NULL;
entry_ptr = cache_ptr->index[i];
while (entry_ptr != NULL) {
HDassert(entry_ptr->magic == H5C__H5C_CACHE_ENTRY_T_MAGIC);
HDassert(entry_ptr->is_dirty == FALSE);
if (!entry_ptr->is_pinned && !entry_ptr->is_protected) {
ret = H5AC_expunge_entry(f, entry_ptr->type, entry_ptr->addr, 0);
VRFY((ret == 0), "");
}
entry_ptr = entry_ptr->ht_next;
}
}
MPI_Barrier(MPI_COMM_WORLD);
grp_id2 = H5Gopen2(file_id, "GROUP/GROUP2", H5P_DEFAULT);
H5Eprint2(H5E_DEFAULT, stderr);
VRFY((grp_id2 >= 0), "");
ret = H5Gclose(grp_id2);
H5Eprint2(H5E_DEFAULT, stderr);
VRFY((ret == 0), "");
ret = H5Gclose(grp_id);
VRFY((ret == 0), "");
ret = H5Fclose(file_id);
VRFY((ret == 0), "");
ret = H5Sclose(mem_dataspace);
VRFY((ret == 0), "");
/* Pop API context */
if (api_ctx_pushed) {
ret = H5CX_pop();
VRFY((ret == 0), "H5CX_pop()");
api_ctx_pushed = FALSE;
}
HDfree(data_array);
return nerrors;
}
void
test_file_properties(void)
{
hid_t fid; /* HDF5 file ID */
hid_t fapl_id; /* File access plist */
hbool_t is_coll;
const char *filename;
MPI_Comm comm = MPI_COMM_WORLD;
MPI_Info info = MPI_INFO_NULL;
herr_t ret; /* Generic return value */
filename = (const char *)GetTestParameters();
/* set up MPI parameters */
MPI_Comm_size(MPI_COMM_WORLD, &mpi_size);
MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank);
/* setup file access plist */
fapl_id = H5Pcreate(H5P_FILE_ACCESS);
VRFY((fapl_id >= 0), "H5Pcreate");
ret = H5Pset_fapl_mpio(fapl_id, comm, info);
VRFY((ret >= 0), "H5Pset_fapl_mpio");
/* create the file */
fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id);
VRFY((fid >= 0), "H5Fcreate succeeded");
/* verify settings for file access properties */
/* Collective metadata writes */
ret = H5Pget_coll_metadata_write(fapl_id, &is_coll);
VRFY((ret >= 0), "H5Pget_coll_metadata_write succeeded");
VRFY((is_coll == FALSE), "Incorrect property setting for coll metadata writes");
/* Collective metadata read API calling requirement */
ret = H5Pget_all_coll_metadata_ops(fapl_id, &is_coll);
VRFY((ret >= 0), "H5Pget_all_coll_metadata_ops succeeded");
VRFY((is_coll == FALSE), "Incorrect property setting for coll metadata API calls requirement");
ret = H5Fclose(fid);
VRFY((ret >= 0), "H5Fclose succeeded");
/* Open the file with the MPI-IO driver */
ret = H5Pset_fapl_mpio(fapl_id, comm, info);
VRFY((ret >= 0), "H5Pset_fapl_mpio failed");
fid = H5Fopen(filename, H5F_ACC_RDWR, fapl_id);
VRFY((fid >= 0), "H5Fcreate succeeded");
/* verify settings for file access properties */
/* Collective metadata writes */
ret = H5Pget_coll_metadata_write(fapl_id, &is_coll);
VRFY((ret >= 0), "H5Pget_coll_metadata_write succeeded");
VRFY((is_coll == FALSE), "Incorrect property setting for coll metadata writes");
/* Collective metadata read API calling requirement */
ret = H5Pget_all_coll_metadata_ops(fapl_id, &is_coll);
VRFY((ret >= 0), "H5Pget_all_coll_metadata_ops succeeded");
VRFY((is_coll == FALSE), "Incorrect property setting for coll metadata API calls requirement");
ret = H5Fclose(fid);
VRFY((ret >= 0), "H5Fclose succeeded");
/* Open the file with the MPI-IO driver w collective settings */
ret = H5Pset_fapl_mpio(fapl_id, comm, info);
VRFY((ret >= 0), "H5Pset_fapl_mpio failed");
/* Collective metadata writes */
ret = H5Pset_coll_metadata_write(fapl_id, TRUE);
VRFY((ret >= 0), "H5Pget_coll_metadata_write succeeded");
/* Collective metadata read API calling requirement */
ret = H5Pset_all_coll_metadata_ops(fapl_id, TRUE);
VRFY((ret >= 0), "H5Pget_all_coll_metadata_ops succeeded");
fid = H5Fopen(filename, H5F_ACC_RDWR, fapl_id);
VRFY((fid >= 0), "H5Fcreate succeeded");
/* verify settings for file access properties */
/* Collective metadata writes */
ret = H5Pget_coll_metadata_write(fapl_id, &is_coll);
VRFY((ret >= 0), "H5Pget_coll_metadata_write succeeded");
VRFY((is_coll == TRUE), "Incorrect property setting for coll metadata writes");
/* Collective metadata read API calling requirement */
ret = H5Pget_all_coll_metadata_ops(fapl_id, &is_coll);
VRFY((ret >= 0), "H5Pget_all_coll_metadata_ops succeeded");
VRFY((is_coll == TRUE), "Incorrect property setting for coll metadata API calls requirement");
/* close fapl and retrieve it from file */
ret = H5Pclose(fapl_id);
VRFY((ret >= 0), "H5Pclose succeeded");
fapl_id = -1;
fapl_id = H5Fget_access_plist(fid);
VRFY((fapl_id >= 0), "H5P_FILE_ACCESS");
/* verify settings for file access properties */
/* Collective metadata writes */
ret = H5Pget_coll_metadata_write(fapl_id, &is_coll);
VRFY((ret >= 0), "H5Pget_coll_metadata_write succeeded");
VRFY((is_coll == TRUE), "Incorrect property setting for coll metadata writes");
/* Collective metadata read API calling requirement */
ret = H5Pget_all_coll_metadata_ops(fapl_id, &is_coll);
VRFY((ret >= 0), "H5Pget_all_coll_metadata_ops succeeded");
VRFY((is_coll == TRUE), "Incorrect property setting for coll metadata API calls requirement");
/* close file */
ret = H5Fclose(fid);
VRFY((ret >= 0), "H5Fclose succeeded");
/* Release file-access plist */
ret = H5Pclose(fapl_id);
VRFY((ret >= 0), "H5Pclose succeeded");
} /* end test_file_properties() */
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