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Diffstat (limited to 'testpar/API/t_coll_md_read.c')
| -rw-r--r-- | testpar/API/t_coll_md_read.c | 624 |
1 files changed, 0 insertions, 624 deletions
diff --git a/testpar/API/t_coll_md_read.c b/testpar/API/t_coll_md_read.c deleted file mode 100644 index 353d5f6..0000000 --- a/testpar/API/t_coll_md_read.c +++ /dev/null @@ -1,624 +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://www.hdfgroup.org/licenses. * - * If you do not have access to either file, you may request a copy from * - * help@hdfgroup.org. * - * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ - -/* - * A test suite to test HDF5's collective metadata read and write capabilities, - * as enabled by making a call to H5Pset_all_coll_metadata_ops() and/or - * H5Pset_coll_metadata_write(). - */ - -#include "hdf5.h" -#include "testphdf5.h" - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -/* - * Define the non-participating process as the "last" - * rank to avoid any weirdness potentially caused by - * an if (mpi_rank == 0) check. - */ -#define PARTIAL_NO_SELECTION_NO_SEL_PROCESS (mpi_rank == mpi_size - 1) -#define PARTIAL_NO_SELECTION_DATASET_NAME "partial_no_selection_dset" -#define PARTIAL_NO_SELECTION_DATASET_NDIMS 2 -#define PARTIAL_NO_SELECTION_Y_DIM_SCALE 5 -#define PARTIAL_NO_SELECTION_X_DIM_SCALE 5 - -#define MULTI_CHUNK_IO_ADDRMAP_ISSUE_DIMS 2 - -#define LINK_CHUNK_IO_SORT_CHUNK_ISSUE_COLL_THRESH_NUM 10000 -#define LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DATASET_NAME "linked_chunk_io_sort_chunk_issue" -#define LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DIMS 1 - -#define COLL_GHEAP_WRITE_ATTR_NELEMS 10 -#define COLL_GHEAP_WRITE_ATTR_NAME "coll_gheap_write_attr" -#define COLL_GHEAP_WRITE_ATTR_DIMS 1 - -/* - * A test for issue HDFFV-10501. A parallel hang was reported which occurred - * in linked-chunk I/O when collective metadata reads are enabled and some ranks - * do not have any selection in a dataset's dataspace, while others do. The ranks - * which have no selection during the read/write operation called H5D__chunk_addrmap() - * to retrieve the lowest chunk address, since we require that the read/write be done - * in strictly non-decreasing order of chunk address. For version 1 and 2 B-trees, - * this caused the non-participating ranks to issue a collective MPI_Bcast() call - * which the other ranks did not issue, thus causing a hang. - * - * However, since these ranks are not actually reading/writing anything, this call - * can simply be removed and the address used for the read/write can be set to an - * arbitrary number (0 was chosen). - */ -void -test_partial_no_selection_coll_md_read(void) -{ - const char *filename; - hsize_t *dataset_dims = NULL; - hsize_t max_dataset_dims[PARTIAL_NO_SELECTION_DATASET_NDIMS]; - hsize_t sel_dims[1]; - hsize_t chunk_dims[PARTIAL_NO_SELECTION_DATASET_NDIMS] = {PARTIAL_NO_SELECTION_Y_DIM_SCALE, - PARTIAL_NO_SELECTION_X_DIM_SCALE}; - hsize_t start[PARTIAL_NO_SELECTION_DATASET_NDIMS]; - hsize_t stride[PARTIAL_NO_SELECTION_DATASET_NDIMS]; - hsize_t count[PARTIAL_NO_SELECTION_DATASET_NDIMS]; - hsize_t block[PARTIAL_NO_SELECTION_DATASET_NDIMS]; - hid_t file_id = H5I_INVALID_HID; - hid_t fapl_id = H5I_INVALID_HID; - hid_t dset_id = H5I_INVALID_HID; - hid_t dcpl_id = H5I_INVALID_HID; - hid_t dxpl_id = H5I_INVALID_HID; - hid_t fspace_id = H5I_INVALID_HID; - hid_t mspace_id = H5I_INVALID_HID; - int mpi_rank, mpi_size; - void *data = NULL; - void *read_buf = NULL; - - MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank); - MPI_Comm_size(MPI_COMM_WORLD, &mpi_size); - - /* Make sure the connector supports the API functions being tested */ - if (!(vol_cap_flags_g & H5VL_CAP_FLAG_FILE_BASIC) || !(vol_cap_flags_g & H5VL_CAP_FLAG_DATASET_BASIC) || - !(vol_cap_flags_g & H5VL_CAP_FLAG_FLUSH_REFRESH)) { - if (MAINPROCESS) { - puts("SKIPPED"); - printf(" API functions for basic file, dataset or file flush aren't supported with this " - "connector\n"); - fflush(stdout); - } - - return; - } - - filename = PARATESTFILE /* GetTestParameters() */; - - fapl_id = create_faccess_plist(MPI_COMM_WORLD, MPI_INFO_NULL, facc_type); - VRFY((fapl_id >= 0), "create_faccess_plist succeeded"); - - /* - * Even though the testphdf5 framework currently sets collective metadata reads - * on the FAPL, we call it here just to be sure this is futureproof, since - * demonstrating this issue relies upon it. - */ - VRFY((H5Pset_all_coll_metadata_ops(fapl_id, true) >= 0), "Set collective metadata reads succeeded"); - - file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id); - VRFY((file_id >= 0), "H5Fcreate succeeded"); - - dataset_dims = malloc(PARTIAL_NO_SELECTION_DATASET_NDIMS * sizeof(*dataset_dims)); - VRFY((dataset_dims != NULL), "malloc succeeded"); - - dataset_dims[0] = (hsize_t)PARTIAL_NO_SELECTION_Y_DIM_SCALE * (hsize_t)mpi_size; - dataset_dims[1] = (hsize_t)PARTIAL_NO_SELECTION_X_DIM_SCALE * (hsize_t)mpi_size; - max_dataset_dims[0] = H5S_UNLIMITED; - max_dataset_dims[1] = H5S_UNLIMITED; - - fspace_id = H5Screate_simple(PARTIAL_NO_SELECTION_DATASET_NDIMS, dataset_dims, max_dataset_dims); - VRFY((fspace_id >= 0), "H5Screate_simple succeeded"); - - /* - * Set up chunking on the dataset in order to reproduce the problem. - */ - dcpl_id = H5Pcreate(H5P_DATASET_CREATE); - VRFY((dcpl_id >= 0), "H5Pcreate succeeded"); - - VRFY((H5Pset_chunk(dcpl_id, PARTIAL_NO_SELECTION_DATASET_NDIMS, chunk_dims) >= 0), - "H5Pset_chunk succeeded"); - - dset_id = H5Dcreate2(file_id, PARTIAL_NO_SELECTION_DATASET_NAME, H5T_NATIVE_INT, fspace_id, H5P_DEFAULT, - dcpl_id, H5P_DEFAULT); - VRFY((dset_id >= 0), "H5Dcreate2 succeeded"); - - /* - * Setup hyperslab selection to split the dataset among the ranks. - * - * The ranks will write rows across the dataset. - */ - start[0] = (hsize_t)PARTIAL_NO_SELECTION_Y_DIM_SCALE * (hsize_t)mpi_rank; - start[1] = 0; - stride[0] = PARTIAL_NO_SELECTION_Y_DIM_SCALE; - stride[1] = PARTIAL_NO_SELECTION_X_DIM_SCALE; - count[0] = 1; - count[1] = (hsize_t)mpi_size; - block[0] = PARTIAL_NO_SELECTION_Y_DIM_SCALE; - block[1] = PARTIAL_NO_SELECTION_X_DIM_SCALE; - - VRFY((H5Sselect_hyperslab(fspace_id, H5S_SELECT_SET, start, stride, count, block) >= 0), - "H5Sselect_hyperslab succeeded"); - - sel_dims[0] = count[1] * (PARTIAL_NO_SELECTION_Y_DIM_SCALE * PARTIAL_NO_SELECTION_X_DIM_SCALE); - - mspace_id = H5Screate_simple(1, sel_dims, NULL); - VRFY((mspace_id >= 0), "H5Screate_simple succeeded"); - - data = calloc(1, count[1] * (PARTIAL_NO_SELECTION_Y_DIM_SCALE * PARTIAL_NO_SELECTION_X_DIM_SCALE) * - sizeof(int)); - VRFY((data != NULL), "calloc succeeded"); - - dxpl_id = H5Pcreate(H5P_DATASET_XFER); - VRFY((dxpl_id >= 0), "H5Pcreate succeeded"); - - /* - * Enable collective access for the data transfer. - */ - VRFY((H5Pset_dxpl_mpio(dxpl_id, H5FD_MPIO_COLLECTIVE) >= 0), "H5Pset_dxpl_mpio succeeded"); - - VRFY((H5Dwrite(dset_id, H5T_NATIVE_INT, mspace_id, fspace_id, dxpl_id, data) >= 0), "H5Dwrite succeeded"); - - VRFY((H5Fflush(file_id, H5F_SCOPE_GLOBAL) >= 0), "H5Fflush succeeded"); - - /* - * Ensure that linked-chunk I/O is performed since this is - * the particular code path where the issue lies and we don't - * want the library doing multi-chunk I/O behind our backs. - */ - VRFY((H5Pset_dxpl_mpio_chunk_opt(dxpl_id, H5FD_MPIO_CHUNK_ONE_IO) >= 0), - "H5Pset_dxpl_mpio_chunk_opt succeeded"); - - read_buf = malloc(count[1] * (PARTIAL_NO_SELECTION_Y_DIM_SCALE * PARTIAL_NO_SELECTION_X_DIM_SCALE) * - sizeof(int)); - VRFY((read_buf != NULL), "malloc succeeded"); - - /* - * Make sure to call H5Sselect_none() on the non-participating process. - */ - if (PARTIAL_NO_SELECTION_NO_SEL_PROCESS) { - VRFY((H5Sselect_none(fspace_id) >= 0), "H5Sselect_none succeeded"); - VRFY((H5Sselect_none(mspace_id) >= 0), "H5Sselect_none succeeded"); - } - - /* - * Finally have each rank read their section of data back from the dataset. - */ - VRFY((H5Dread(dset_id, H5T_NATIVE_INT, mspace_id, fspace_id, dxpl_id, read_buf) >= 0), - "H5Dread succeeded"); - - /* - * Check data integrity just to be sure. - */ - if (!PARTIAL_NO_SELECTION_NO_SEL_PROCESS) { - VRFY((!memcmp(data, read_buf, - count[1] * (PARTIAL_NO_SELECTION_Y_DIM_SCALE * PARTIAL_NO_SELECTION_X_DIM_SCALE) * - sizeof(int))), - "memcmp succeeded"); - } - - if (dataset_dims) { - free(dataset_dims); - dataset_dims = NULL; - } - - if (data) { - free(data); - data = NULL; - } - - if (read_buf) { - free(read_buf); - read_buf = NULL; - } - - VRFY((H5Sclose(fspace_id) >= 0), "H5Sclose succeeded"); - VRFY((H5Sclose(mspace_id) >= 0), "H5Sclose succeeded"); - VRFY((H5Pclose(dcpl_id) >= 0), "H5Pclose succeeded"); - VRFY((H5Pclose(dxpl_id) >= 0), "H5Pclose succeeded"); - VRFY((H5Dclose(dset_id) >= 0), "H5Dclose succeeded"); - VRFY((H5Pclose(fapl_id) >= 0), "H5Pclose succeeded"); - VRFY((H5Fclose(file_id) >= 0), "H5Fclose succeeded"); -} - -/* - * A test for HDFFV-10562 which attempts to verify that using multi-chunk - * I/O with collective metadata reads enabled doesn't causes issues due to - * collective metadata reads being made only by process 0 in H5D__chunk_addrmap(). - * - * Failure in this test may either cause a hang, or, due to how the MPI calls - * pertaining to this issue might mistakenly match up, may cause an MPI error - * message similar to: - * - * #008: H5Dmpio.c line 2546 in H5D__obtain_mpio_mode(): MPI_BCast failed - * major: Internal error (too specific to document in detail) - * minor: Some MPI function failed - * #009: H5Dmpio.c line 2546 in H5D__obtain_mpio_mode(): Message truncated, error stack: - *PMPI_Bcast(1600)..................: MPI_Bcast(buf=0x1df98e0, count=18, MPI_BYTE, root=0, comm=0x84000006) - *failed MPIR_Bcast_impl(1452).............: MPIR_Bcast(1476)..................: - *MPIR_Bcast_intra(1249)............: - *MPIR_SMP_Bcast(1088)..............: - *MPIR_Bcast_binomial(239)..........: - *MPIDI_CH3U_Receive_data_found(131): Message from rank 0 and tag 2 truncated; 2616 bytes received but buffer - *size is 18 major: Internal error (too specific to document in detail) minor: MPI Error String - * - */ -void -test_multi_chunk_io_addrmap_issue(void) -{ - const char *filename; - hsize_t start[MULTI_CHUNK_IO_ADDRMAP_ISSUE_DIMS]; - hsize_t stride[MULTI_CHUNK_IO_ADDRMAP_ISSUE_DIMS]; - hsize_t count[MULTI_CHUNK_IO_ADDRMAP_ISSUE_DIMS]; - hsize_t block[MULTI_CHUNK_IO_ADDRMAP_ISSUE_DIMS]; - hsize_t dims[MULTI_CHUNK_IO_ADDRMAP_ISSUE_DIMS] = {10, 5}; - hsize_t chunk_dims[MULTI_CHUNK_IO_ADDRMAP_ISSUE_DIMS] = {5, 5}; - hsize_t max_dims[MULTI_CHUNK_IO_ADDRMAP_ISSUE_DIMS] = {H5S_UNLIMITED, H5S_UNLIMITED}; - hid_t file_id = H5I_INVALID_HID; - hid_t fapl_id = H5I_INVALID_HID; - hid_t dset_id = H5I_INVALID_HID; - hid_t dcpl_id = H5I_INVALID_HID; - hid_t dxpl_id = H5I_INVALID_HID; - hid_t space_id = H5I_INVALID_HID; - void *read_buf = NULL; - int mpi_rank; - int data[5][5] = {{0, 1, 2, 3, 4}, {0, 1, 2, 3, 4}, {0, 1, 2, 3, 4}, {0, 1, 2, 3, 4}, {0, 1, 2, 3, 4}}; - - MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank); - - /* Make sure the connector supports the API functions being tested */ - if (!(vol_cap_flags_g & H5VL_CAP_FLAG_FILE_BASIC) || !(vol_cap_flags_g & H5VL_CAP_FLAG_DATASET_BASIC) || - !(vol_cap_flags_g & H5VL_CAP_FLAG_FLUSH_REFRESH)) { - if (MAINPROCESS) { - puts("SKIPPED"); - printf(" API functions for basic file, dataset or file flush aren't supported with this " - "connector\n"); - fflush(stdout); - } - - return; - } - - filename = PARATESTFILE /* GetTestParameters() */; - - fapl_id = create_faccess_plist(MPI_COMM_WORLD, MPI_INFO_NULL, facc_type); - VRFY((fapl_id >= 0), "create_faccess_plist succeeded"); - - /* - * Even though the testphdf5 framework currently sets collective metadata reads - * on the FAPL, we call it here just to be sure this is futureproof, since - * demonstrating this issue relies upon it. - */ - VRFY((H5Pset_all_coll_metadata_ops(fapl_id, true) >= 0), "Set collective metadata reads succeeded"); - - file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id); - VRFY((file_id >= 0), "H5Fcreate succeeded"); - - space_id = H5Screate_simple(MULTI_CHUNK_IO_ADDRMAP_ISSUE_DIMS, dims, max_dims); - VRFY((space_id >= 0), "H5Screate_simple succeeded"); - - dcpl_id = H5Pcreate(H5P_DATASET_CREATE); - VRFY((dcpl_id >= 0), "H5Pcreate succeeded"); - - VRFY((H5Pset_chunk(dcpl_id, MULTI_CHUNK_IO_ADDRMAP_ISSUE_DIMS, chunk_dims) >= 0), - "H5Pset_chunk succeeded"); - - dset_id = H5Dcreate2(file_id, "dset", H5T_NATIVE_INT, space_id, H5P_DEFAULT, dcpl_id, H5P_DEFAULT); - VRFY((dset_id >= 0), "H5Dcreate2 succeeded"); - - dxpl_id = H5Pcreate(H5P_DATASET_XFER); - VRFY((dxpl_id >= 0), "H5Pcreate succeeded"); - - VRFY((H5Pset_dxpl_mpio(dxpl_id, H5FD_MPIO_COLLECTIVE) >= 0), "H5Pset_dxpl_mpio succeeded"); - VRFY((H5Pset_dxpl_mpio_chunk_opt(dxpl_id, H5FD_MPIO_CHUNK_MULTI_IO) >= 0), - "H5Pset_dxpl_mpio_chunk_opt succeeded"); - - start[1] = 0; - stride[0] = stride[1] = 1; - count[0] = count[1] = 5; - block[0] = block[1] = 1; - - if (mpi_rank == 0) - start[0] = 0; - else - start[0] = 5; - - VRFY((H5Sselect_hyperslab(space_id, H5S_SELECT_SET, start, stride, count, block) >= 0), - "H5Sselect_hyperslab succeeded"); - if (mpi_rank != 0) - VRFY((H5Sselect_none(space_id) >= 0), "H5Sselect_none succeeded"); - - VRFY((H5Dwrite(dset_id, H5T_NATIVE_INT, H5S_ALL, space_id, dxpl_id, data) >= 0), "H5Dwrite succeeded"); - - VRFY((H5Fflush(file_id, H5F_SCOPE_GLOBAL) >= 0), "H5Fflush succeeded"); - - read_buf = malloc(50 * sizeof(int)); - VRFY((read_buf != NULL), "malloc succeeded"); - - VRFY((H5Dread(dset_id, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, dxpl_id, read_buf) >= 0), "H5Dread succeeded"); - - if (read_buf) { - free(read_buf); - read_buf = NULL; - } - - VRFY((H5Sclose(space_id) >= 0), "H5Sclose succeeded"); - VRFY((H5Pclose(dcpl_id) >= 0), "H5Pclose succeeded"); - VRFY((H5Pclose(dxpl_id) >= 0), "H5Pclose succeeded"); - VRFY((H5Dclose(dset_id) >= 0), "H5Dclose succeeded"); - VRFY((H5Pclose(fapl_id) >= 0), "H5Pclose succeeded"); - VRFY((H5Fclose(file_id) >= 0), "H5Fclose succeeded"); -} - -/* - * A test for HDFFV-10562 which attempts to verify that using linked-chunk - * I/O with collective metadata reads enabled doesn't cause issues due to - * collective metadata reads being made only by process 0 in H5D__sort_chunk(). - * - * Failure in this test may either cause a hang, or, due to how the MPI calls - * pertaining to this issue might mistakenly match up, may cause an MPI error - * message similar to: - * - * #008: H5Dmpio.c line 2338 in H5D__sort_chunk(): MPI_BCast failed - * major: Internal error (too specific to document in detail) - * minor: Some MPI function failed - * #009: H5Dmpio.c line 2338 in H5D__sort_chunk(): Other MPI error, error stack: - *PMPI_Bcast(1600)........: MPI_Bcast(buf=0x7eae610, count=320000, MPI_BYTE, root=0, comm=0x84000006) failed - *MPIR_Bcast_impl(1452)...: - *MPIR_Bcast(1476)........: - *MPIR_Bcast_intra(1249)..: - *MPIR_SMP_Bcast(1088)....: - *MPIR_Bcast_binomial(250): message sizes do not match across processes in the collective routine: Received - *2096 but expected 320000 major: Internal error (too specific to document in detail) minor: MPI Error String - */ -void -test_link_chunk_io_sort_chunk_issue(void) -{ - const char *filename; - hsize_t dataset_dims[LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DIMS]; - hsize_t sel_dims[LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DIMS]; - hsize_t chunk_dims[LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DIMS]; - hsize_t start[LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DIMS]; - hsize_t stride[LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DIMS]; - hsize_t count[LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DIMS]; - hsize_t block[LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DIMS]; - hid_t file_id = H5I_INVALID_HID; - hid_t fapl_id = H5I_INVALID_HID; - hid_t dset_id = H5I_INVALID_HID; - hid_t dcpl_id = H5I_INVALID_HID; - hid_t dxpl_id = H5I_INVALID_HID; - hid_t fspace_id = H5I_INVALID_HID; - hid_t mspace_id = H5I_INVALID_HID; - int mpi_rank, mpi_size; - void *data = NULL; - void *read_buf = NULL; - - MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank); - MPI_Comm_size(MPI_COMM_WORLD, &mpi_size); - - /* Make sure the connector supports the API functions being tested */ - if (!(vol_cap_flags_g & H5VL_CAP_FLAG_FILE_BASIC) || !(vol_cap_flags_g & H5VL_CAP_FLAG_DATASET_BASIC) || - !(vol_cap_flags_g & H5VL_CAP_FLAG_FLUSH_REFRESH)) { - if (MAINPROCESS) { - puts("SKIPPED"); - printf(" API functions for basic file, dataset or file flush aren't supported with this " - "connector\n"); - fflush(stdout); - } - - return; - } - - filename = PARATESTFILE /* GetTestParameters() */; - - fapl_id = create_faccess_plist(MPI_COMM_WORLD, MPI_INFO_NULL, facc_type); - VRFY((fapl_id >= 0), "create_faccess_plist succeeded"); - - /* - * Even though the testphdf5 framework currently sets collective metadata reads - * on the FAPL, we call it here just to be sure this is futureproof, since - * demonstrating this issue relies upon it. - */ - VRFY((H5Pset_all_coll_metadata_ops(fapl_id, true) >= 0), "Set collective metadata reads succeeded"); - - file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id); - VRFY((file_id >= 0), "H5Fcreate succeeded"); - - /* - * Create a one-dimensional dataset of exactly LINK_CHUNK_IO_SORT_CHUNK_ISSUE_COLL_THRESH_NUM - * chunks, where every rank writes to a piece of every single chunk to keep utilization high. - */ - dataset_dims[0] = (hsize_t)mpi_size * (hsize_t)LINK_CHUNK_IO_SORT_CHUNK_ISSUE_COLL_THRESH_NUM; - - fspace_id = H5Screate_simple(LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DIMS, dataset_dims, NULL); - VRFY((fspace_id >= 0), "H5Screate_simple succeeded"); - - /* - * Set up chunking on the dataset in order to reproduce the problem. - */ - dcpl_id = H5Pcreate(H5P_DATASET_CREATE); - VRFY((dcpl_id >= 0), "H5Pcreate succeeded"); - - /* Chunk size is equal to MPI size since each rank writes to a piece of every chunk */ - chunk_dims[0] = (hsize_t)mpi_size; - - VRFY((H5Pset_chunk(dcpl_id, LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DIMS, chunk_dims) >= 0), - "H5Pset_chunk succeeded"); - - dset_id = H5Dcreate2(file_id, LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DATASET_NAME, H5T_NATIVE_INT, fspace_id, - H5P_DEFAULT, dcpl_id, H5P_DEFAULT); - VRFY((dset_id >= 0), "H5Dcreate2 succeeded"); - - /* - * Setup hyperslab selection to split the dataset among the ranks. - */ - start[0] = (hsize_t)mpi_rank; - stride[0] = (hsize_t)mpi_size; - count[0] = LINK_CHUNK_IO_SORT_CHUNK_ISSUE_COLL_THRESH_NUM; - block[0] = 1; - - VRFY((H5Sselect_hyperslab(fspace_id, H5S_SELECT_SET, start, stride, count, block) >= 0), - "H5Sselect_hyperslab succeeded"); - - sel_dims[0] = count[0]; - - mspace_id = H5Screate_simple(1, sel_dims, NULL); - VRFY((mspace_id >= 0), "H5Screate_simple succeeded"); - - data = calloc(1, count[0] * sizeof(int)); - VRFY((data != NULL), "calloc succeeded"); - - dxpl_id = H5Pcreate(H5P_DATASET_XFER); - VRFY((dxpl_id >= 0), "H5Pcreate succeeded"); - - /* - * Enable collective access for the data transfer. - */ - VRFY((H5Pset_dxpl_mpio(dxpl_id, H5FD_MPIO_COLLECTIVE) >= 0), "H5Pset_dxpl_mpio succeeded"); - - VRFY((H5Dwrite(dset_id, H5T_NATIVE_INT, mspace_id, fspace_id, dxpl_id, data) >= 0), "H5Dwrite succeeded"); - - VRFY((H5Fflush(file_id, H5F_SCOPE_GLOBAL) >= 0), "H5Fflush succeeded"); - - /* - * Ensure that linked-chunk I/O is performed since this is - * the particular code path where the issue lies and we don't - * want the library doing multi-chunk I/O behind our backs. - */ - VRFY((H5Pset_dxpl_mpio_chunk_opt(dxpl_id, H5FD_MPIO_CHUNK_ONE_IO) >= 0), - "H5Pset_dxpl_mpio_chunk_opt succeeded"); - - read_buf = malloc(count[0] * sizeof(int)); - VRFY((read_buf != NULL), "malloc succeeded"); - - VRFY((H5Sselect_hyperslab(fspace_id, H5S_SELECT_SET, start, stride, count, block) >= 0), - "H5Sselect_hyperslab succeeded"); - - sel_dims[0] = count[0]; - - VRFY((H5Sclose(mspace_id) >= 0), "H5Sclose succeeded"); - - mspace_id = H5Screate_simple(1, sel_dims, NULL); - VRFY((mspace_id >= 0), "H5Screate_simple succeeded"); - - /* - * Finally have each rank read their section of data back from the dataset. - */ - VRFY((H5Dread(dset_id, H5T_NATIVE_INT, mspace_id, fspace_id, dxpl_id, read_buf) >= 0), - "H5Dread succeeded"); - - if (data) { - free(data); - data = NULL; - } - - if (read_buf) { - free(read_buf); - read_buf = NULL; - } - - VRFY((H5Sclose(fspace_id) >= 0), "H5Sclose succeeded"); - VRFY((H5Sclose(mspace_id) >= 0), "H5Sclose succeeded"); - VRFY((H5Pclose(dcpl_id) >= 0), "H5Pclose succeeded"); - VRFY((H5Pclose(dxpl_id) >= 0), "H5Pclose succeeded"); - VRFY((H5Dclose(dset_id) >= 0), "H5Dclose succeeded"); - VRFY((H5Pclose(fapl_id) >= 0), "H5Pclose succeeded"); - VRFY((H5Fclose(file_id) >= 0), "H5Fclose succeeded"); -} - -/* - * A test for GitHub issue #2433 which causes a collective metadata write - * of global heap data. This test is meant to ensure that global heap data - * gets correctly mapped as raw data during a collective metadata write - * using vector I/O. - * - * An assertion exists in the library that should be triggered if global - * heap data is not correctly mapped as raw data. - */ -void -test_collective_global_heap_write(void) -{ - const char *filename; - hsize_t attr_dims[COLL_GHEAP_WRITE_ATTR_DIMS]; - hid_t file_id = H5I_INVALID_HID; - hid_t fapl_id = H5I_INVALID_HID; - hid_t attr_id = H5I_INVALID_HID; - hid_t vl_type = H5I_INVALID_HID; - hid_t fspace_id = H5I_INVALID_HID; - hvl_t vl_data; - int mpi_rank, mpi_size; - int data_buf[COLL_GHEAP_WRITE_ATTR_NELEMS]; - - MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank); - MPI_Comm_size(MPI_COMM_WORLD, &mpi_size); - - /* Make sure the connector supports the API functions being tested */ - if (!(vol_cap_flags_g & H5VL_CAP_FLAG_FILE_BASIC) || !(vol_cap_flags_g & H5VL_CAP_FLAG_DATASET_BASIC) || - !(vol_cap_flags_g & H5VL_CAP_FLAG_FLUSH_REFRESH)) { - if (MAINPROCESS) { - puts("SKIPPED"); - printf(" API functions for basic file, dataset or file flush aren't supported with this " - "connector\n"); - fflush(stdout); - } - - return; - } - - filename = PARATESTFILE /* GetTestParameters() */; - - fapl_id = create_faccess_plist(MPI_COMM_WORLD, MPI_INFO_NULL, facc_type); - VRFY((fapl_id >= 0), "create_faccess_plist succeeded"); - - /* - * Even though the testphdf5 framework currently sets collective metadata - * writes on the FAPL, we call it here just to be sure this is futureproof, - * since demonstrating this issue relies upon it. - */ - VRFY((H5Pset_coll_metadata_write(fapl_id, true) >= 0), "Set collective metadata writes succeeded"); - - file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id); - VRFY((file_id >= 0), "H5Fcreate succeeded"); - - attr_dims[0] = 1; - - fspace_id = H5Screate_simple(COLL_GHEAP_WRITE_ATTR_DIMS, attr_dims, NULL); - VRFY((fspace_id >= 0), "H5Screate_simple succeeded"); - - vl_type = H5Tvlen_create(H5T_NATIVE_INT); - VRFY((vl_type >= 0), "H5Tvlen_create succeeded"); - - vl_data.len = COLL_GHEAP_WRITE_ATTR_NELEMS; - vl_data.p = data_buf; - - /* - * Create a variable-length attribute that will get written to the global heap - */ - attr_id = H5Acreate2(file_id, COLL_GHEAP_WRITE_ATTR_NAME, vl_type, fspace_id, H5P_DEFAULT, H5P_DEFAULT); - VRFY((attr_id >= 0), "H5Acreate2 succeeded"); - - for (size_t i = 0; i < COLL_GHEAP_WRITE_ATTR_NELEMS; i++) - data_buf[i] = (int)i; - - VRFY((H5Awrite(attr_id, vl_type, &vl_data) >= 0), "H5Awrite succeeded"); - - VRFY((H5Sclose(fspace_id) >= 0), "H5Sclose succeeded"); - VRFY((H5Tclose(vl_type) >= 0), "H5Sclose succeeded"); - VRFY((H5Aclose(attr_id) >= 0), "H5Aclose succeeded"); - VRFY((H5Pclose(fapl_id) >= 0), "H5Pclose succeeded"); - VRFY((H5Fclose(file_id) >= 0), "H5Fclose succeeded"); -} |