diff options
Diffstat (limited to 'testpar/t_span_tree.c')
| -rw-r--r-- | testpar/t_span_tree.c | 1927 |
1 files changed, 1927 insertions, 0 deletions
diff --git a/testpar/t_span_tree.c b/testpar/t_span_tree.c index 667872c..5425377 100644 --- a/testpar/t_span_tree.c +++ b/testpar/t_span_tree.c @@ -934,3 +934,1930 @@ coll_read_test(int chunk_factor) return ; } + +/**************************************************************** +** +** lower_dim_size_comp_test__select_checker_board(): +** +** Given a data space of tgt_rank, and dimensions: +** +** (mpi_size + 1), edge_size, ... , edge_size +** +** edge_size, and a checker_edge_size, select a checker +** board selection of a sel_rank (sel_rank < tgt_rank) +** dimensional slice through the data space parallel to the +** sel_rank fastest changing indicies, with origin (in the +** higher indicies) as indicated by the start array. +** +** Note that this function, is hard coded to presume a +** maximum data space rank of 5. +** +** While this maximum is declared as a constant, increasing +** it will require extensive coding in addition to changing +** the value of the constant. +** +** JRM -- 11/11/09 +** +****************************************************************/ + +#define LDSCT_DS_RANK 5 +#define LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK 0 + +#define LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG 0 + +static void +lower_dim_size_comp_test__select_checker_board( + const int mpi_rank, + const hid_t tgt_sid, + const int tgt_rank, + const hsize_t dims[LDSCT_DS_RANK], + const int checker_edge_size, + const int sel_rank, + hsize_t sel_start[]) +{ +#if LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG + const char * fcnName = + "lower_dim_size_comp_test__select_checker_board():"; +#endif + hbool_t first_selection = TRUE; + int i, j, k, l, m; + int ds_offset; + int sel_offset; + const int test_max_rank = LDSCT_DS_RANK; /* must update code if */ + /* this changes */ + hsize_t base_count; + hsize_t offset_count; + hsize_t start[LDSCT_DS_RANK]; + hsize_t stride[LDSCT_DS_RANK]; + hsize_t count[LDSCT_DS_RANK]; + hsize_t block[LDSCT_DS_RANK]; + herr_t ret; /* Generic return value */ + +#if LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, + "%s:%d: dims/checker_edge_size = %d %d %d %d %d / %d\n", + fcnName, mpi_rank, (int)dims[0], (int)dims[1], (int)dims[2], + (int)dims[3], (int)dims[4], checker_edge_size); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG */ + + HDassert( 0 < checker_edge_size ); + HDassert( 0 < sel_rank ); + HDassert( sel_rank <= tgt_rank ); + HDassert( tgt_rank <= test_max_rank ); + HDassert( test_max_rank <= LDSCT_DS_RANK ); + + sel_offset = test_max_rank - sel_rank; + HDassert( sel_offset >= 0 ); + + ds_offset = test_max_rank - tgt_rank; + HDassert( ds_offset >= 0 ); + HDassert( ds_offset <= sel_offset ); + + HDassert( (hsize_t)checker_edge_size <= dims[sel_offset] ); + HDassert( dims[sel_offset] == 10 ); + +#if LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: sel_rank/sel_offset = %d/%d.\n", + fcnName, mpi_rank, sel_rank, sel_offset); + HDfprintf(stdout, "%s:%d: tgt_rank/ds_offset = %d/%d.\n", + fcnName, mpi_rank, tgt_rank, ds_offset); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG */ + + /* First, compute the base count (which assumes start == 0 + * for the associated offset) and offset_count (which + * assumes start == checker_edge_size for the associated + * offset). + * + * Note that the following computation depends on the C99 + * requirement that integer division discard any fraction + * (truncation towards zero) to function correctly. As we + * now require C99, this shouldn't be a problem, but noting + * it may save us some pain if we are ever obliged to support + * pre-C99 compilers again. + */ + + base_count = dims[sel_offset] / (checker_edge_size * 2); + + if ( (dims[sel_rank] % (checker_edge_size * 2)) > 0 ) { + + base_count++; + } + + offset_count = + (hsize_t)((dims[sel_offset] - (hsize_t)checker_edge_size) / + ((hsize_t)(checker_edge_size * 2))); + + if ( ((dims[sel_rank] - (hsize_t)checker_edge_size) % + ((hsize_t)(checker_edge_size * 2))) > 0 ) { + + offset_count++; + } + +#if LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: base_count/offset_count = %d/%d.\n", + fcnName, mpi_rank, base_count, offset_count); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG */ + + /* Now set up the stride and block arrays, and portions of the start + * and count arrays that will not be altered during the selection of + * the checker board. + */ + i = 0; + while ( i < ds_offset ) { + + /* these values should never be used */ + start[i] = 0; + stride[i] = 0; + count[i] = 0; + block[i] = 0; + + i++; + } + + while ( i < sel_offset ) { + + start[i] = sel_start[i]; + stride[i] = 2 * dims[i]; + count[i] = 1; + block[i] = 1; + + i++; + } + + while ( i < test_max_rank ) { + + stride[i] = (hsize_t)(2 * checker_edge_size); + block[i] = (hsize_t)checker_edge_size; + + i++; + } + + i = 0; + do { + if ( 0 >= sel_offset ) { + + if ( i == 0 ) { + + start[0] = 0; + count[0] = base_count; + + } else { + + start[0] = (hsize_t)checker_edge_size; + count[0] = offset_count; + + } + } + + j = 0; + do { + if ( 1 >= sel_offset ) { + + if ( j == 0 ) { + + start[1] = 0; + count[1] = base_count; + + } else { + + start[1] = (hsize_t)checker_edge_size; + count[1] = offset_count; + + } + } + + k = 0; + do { + if ( 2 >= sel_offset ) { + + if ( k == 0 ) { + + start[2] = 0; + count[2] = base_count; + + } else { + + start[2] = (hsize_t)checker_edge_size; + count[2] = offset_count; + + } + } + + l = 0; + do { + if ( 3 >= sel_offset ) { + + if ( l == 0 ) { + + start[3] = 0; + count[3] = base_count; + + } else { + + start[3] = (hsize_t)checker_edge_size; + count[3] = offset_count; + + } + } + + m = 0; + do { + if ( 4 >= sel_offset ) { + + if ( m == 0 ) { + + start[4] = 0; + count[4] = base_count; + + } else { + + start[4] = (hsize_t)checker_edge_size; + count[4] = offset_count; + + } + } + + if ( ((i + j + k + l + m) % 2) == 0 ) { + +#if LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG + if ( mpi_rank == + LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + + HDfprintf(stdout, + "%s%d: *** first_selection = %d ***\n", + fcnName, mpi_rank, (int)first_selection); + HDfprintf(stdout, + "%s:%d: i/j/k/l/m = %d/%d/%d/%d/%d\n", + fcnName, mpi_rank, i, j, k, l, m); + HDfprintf(stdout, + "%s:%d: start = %d %d %d %d %d.\n", + fcnName, mpi_rank, + (int)start[0], (int)start[1], + (int)start[2], (int)start[3], + (int)start[4]); + HDfprintf(stdout, + "%s:%d: stride = %d %d %d %d %d.\n", + fcnName, mpi_rank, + (int)stride[0], (int)stride[1], + (int)stride[2], (int)stride[3], + (int)stride[4]); + HDfprintf(stdout, + "%s:%d: count = %d %d %d %d %d.\n", + fcnName, mpi_rank, + (int)count[0], (int)count[1], + (int)count[2], (int)count[3], + (int)count[4]); + HDfprintf(stdout, + "%s:%d: block = %d %d %d %d %d.\n", + fcnName, mpi_rank, + (int)block[0], (int)block[1], + (int)block[2], (int)block[3], + (int)block[4]); + HDfprintf(stdout, + "%s:%d: n-cube extent dims = %d.\n", + fcnName, mpi_rank, + H5Sget_simple_extent_ndims(tgt_sid)); + HDfprintf(stdout, + "%s:%d: selection rank = %d.\n", + fcnName, mpi_rank, sel_rank); + } +#endif + + if ( first_selection ) { + + first_selection = FALSE; + + ret = H5Sselect_hyperslab + ( + tgt_sid, + H5S_SELECT_SET, + &(start[ds_offset]), + &(stride[ds_offset]), + &(count[ds_offset]), + &(block[ds_offset]) + ); + + VRFY((ret != FAIL), "H5Sselect_hyperslab(SET) succeeded"); + + } else { + + ret = H5Sselect_hyperslab + ( + tgt_sid, + H5S_SELECT_OR, + &(start[ds_offset]), + &(stride[ds_offset]), + &(count[ds_offset]), + &(block[ds_offset]) + ); + + VRFY((ret != FAIL), "H5Sselect_hyperslab(OR) succeeded"); + + } + } + + m++; + + } while ( ( m <= 1 ) && + ( 4 >= sel_offset ) ); + + l++; + + } while ( ( l <= 1 ) && + ( 3 >= sel_offset ) ); + + k++; + + } while ( ( k <= 1 ) && + ( 2 >= sel_offset ) ); + + j++; + + } while ( ( j <= 1 ) && + ( 1 >= sel_offset ) ); + + + i++; + + } while ( ( i <= 1 ) && + ( 0 >= sel_offset ) ); + +#if LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s%d: H5Sget_select_npoints(tgt_sid) = %d.\n", + fcnName, mpi_rank, (int)H5Sget_select_npoints(tgt_sid)); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG */ + + /* Clip the selection back to the data space proper. */ + + for ( i = 0; i < test_max_rank; i++ ) { + + start[i] = 0; + stride[i] = dims[i]; + count[i] = 1; + block[i] = dims[i]; + } + + ret = H5Sselect_hyperslab(tgt_sid, H5S_SELECT_AND, + start, stride, count, block); + + VRFY((ret != FAIL), "H5Sselect_hyperslab(AND) succeeded"); + +#if LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s%d: H5Sget_select_npoints(tgt_sid) = %d.\n", + fcnName, mpi_rank, (int)H5Sget_select_npoints(tgt_sid)); + HDfprintf(stdout, "%s%d: done.\n", fcnName, mpi_rank); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG */ + + return; + +} /* lower_dim_size_comp_test__select_checker_board() */ + + +/**************************************************************** +** +** lower_dim_size_comp_test__verify_data(): +** +** Examine the supplied buffer to see if it contains the +** expected data. Return TRUE if it does, and FALSE +** otherwise. +** +** The supplied buffer is presumed to this process's slice +** of the target data set. Each such slice will be an +** n-cube of rank (rank -1) and the supplied edge_size with +** origin (mpi_rank, 0, ... , 0) in the target data set. +** +** Further, the buffer is presumed to be the result of reading +** or writing a checker board selection of an m (1 <= m < +** rank) dimensional slice through this processes slice +** of the target data set. Also, this slice must be parallel +** to the fastest changing indicies. +** +** It is further presumed that the buffer was zeroed before +** the read/write, and that the full target data set (i.e. +** the buffer/data set for all processes) was initialized +** with the natural numbers listed in order from the origin +** along the fastest changing axis. +** +** Thus for a 20x10x10 dataset, the value stored in location +** (x, y, z) (assuming that z is the fastest changing index +** and x the slowest) is assumed to be: +** +** (10 * 10 * x) + (10 * y) + z +** +** Further, supposing that this is process 10, this process's +** slice of the dataset would be a 10 x 10 2-cube with origin +** (10, 0, 0) in the data set, and would be initialize (prior +** to the checkerboard selection) as follows: +** +** 1000, 1001, 1002, ... 1008, 1009 +** 1010, 1011, 1012, ... 1018, 1019 +** . . . . . +** . . . . . +** . . . . . +** 1090, 1091, 1092, ... 1098, 1099 +** +** In the case of a read from the processors slice of another +** data set of different rank, the values expected will have +** to be adjusted accordingly. This is done via the +** first_expected_val parameter. +** +** Finally, the function presumes that the first element +** of the buffer resides either at the origin of either +** a selected or an unselected checker. (Translation: +** if partial checkers appear in the buffer, they will +** intersect the edges of the n-cube oposite the origin.) +** +****************************************************************/ + +#define LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG 0 + +static hbool_t +lower_dim_size_comp_test__verify_data(uint32_t * buf_ptr, +#if LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG + const int mpi_rank, +#endif /* LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG */ + const int rank, + const int edge_size, + const int checker_edge_size, + uint32_t first_expected_val, + hbool_t buf_starts_in_checker) +{ +#if LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG + const char * fcnName = + "lower_dim_size_comp_test__verify_data():"; +#endif + hbool_t good_data = TRUE; + hbool_t in_checker; + hbool_t start_in_checker[5]; + uint32_t expected_value; + uint32_t * val_ptr; + int i, j, k, l, m; /* to track position in n-cube */ + int v, w, x, y, z; /* to track position in checker */ + const int test_max_rank = 5; /* code changes needed if this is increased */ + + HDassert( buf_ptr != NULL ); + HDassert( 0 < rank ); + HDassert( rank <= test_max_rank ); + HDassert( edge_size >= 6 ); + HDassert( 0 < checker_edge_size ); + HDassert( checker_edge_size <= edge_size ); + HDassert( test_max_rank <= LDSCT_DS_RANK ); + +#if LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s mpi_rank = %d.\n", fcnName, mpi_rank); + HDfprintf(stdout, "%s rank = %d.\n", fcnName, rank); + HDfprintf(stdout, "%s edge_size = %d.\n", fcnName, edge_size); + HDfprintf(stdout, "%s checker_edge_size = %d.\n", + fcnName, checker_edge_size); + HDfprintf(stdout, "%s first_expected_val = %d.\n", + fcnName, (int)first_expected_val); + HDfprintf(stdout, "%s starts_in_checker = %d.\n", + fcnName, (int)buf_starts_in_checker); + } +#endif + + val_ptr = buf_ptr; + expected_value = first_expected_val; + + i = 0; + v = 0; + start_in_checker[0] = buf_starts_in_checker; + do + { + if ( v >= checker_edge_size ) { + + start_in_checker[0] = ! start_in_checker[0]; + v = 0; + } + + j = 0; + w = 0; + start_in_checker[1] = start_in_checker[0]; + do + { + if ( w >= checker_edge_size ) { + + start_in_checker[1] = ! start_in_checker[1]; + w = 0; + } + + k = 0; + x = 0; + start_in_checker[2] = start_in_checker[1]; + do + { + if ( x >= checker_edge_size ) { + + start_in_checker[2] = ! start_in_checker[2]; + x = 0; + } + + l = 0; + y = 0; + start_in_checker[3] = start_in_checker[2]; + do + { + if ( y >= checker_edge_size ) { + + start_in_checker[3] = ! start_in_checker[3]; + y = 0; + } + + m = 0; + z = 0; +#if LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG + if ( mpi_rank == + LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%d, %d, %d, %d, %d:", i, j, k, l, m); + } +#endif + in_checker = start_in_checker[3]; + do + { +#if LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG + if ( mpi_rank == + LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, " %d", (int)(*val_ptr)); + } +#endif + if ( z >= checker_edge_size ) { + + in_checker = ! in_checker; + z = 0; + } + + if ( in_checker ) { + + if ( *val_ptr != expected_value ) { + + good_data = FALSE; + } + + /* zero out buffer for re-use */ + *val_ptr = 0; + + } else if ( *val_ptr != 0 ) { + + good_data = FALSE; + + /* zero out buffer for re-use */ + *val_ptr = 0; + + } + + val_ptr++; + expected_value++; + m++; + z++; + + } while ( ( rank >= (test_max_rank - 4) ) && + ( m < edge_size ) ); +#if LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG + if ( mpi_rank == + LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "\n"); + } +#endif + l++; + y++; + } while ( ( rank >= (test_max_rank - 3) ) && + ( l < edge_size ) ); + k++; + x++; + } while ( ( rank >= (test_max_rank - 2) ) && + ( k < edge_size ) ); + j++; + w++; + } while ( ( rank >= (test_max_rank - 1) ) && + ( j < edge_size ) ); + i++; + v++; + } while ( ( rank >= test_max_rank ) && + ( i < edge_size ) ); + + return(good_data); + +} /* lower_dim_size_comp_test__verify_data() */ + + +/*------------------------------------------------------------------------- + * Function: lower_dim_size_comp_test__run_test() + * + * Purpose: Verify that a bug in the computation of the size of the + * lower dimensions of a data space in H5S_obtain_datatype() + * has been corrected. + * + * Return: void + * + * Programmer: JRM -- 11/11/09 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ + +#define LDSCT_DS_RANK 5 +#define LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG 0 + +void +lower_dim_size_comp_test__run_test(const int chunk_edge_size, + const hbool_t use_collective_io, + const hid_t dset_type) +{ +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + const char *fcnName = "lower_dim_size_comp_test__run_test()"; + int rank; + hsize_t dims[32]; + hsize_t max_dims[32]; +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + const char *filename; + hbool_t use_gpfs = FALSE; /* Use GPFS hints */ + hbool_t data_ok = FALSE; + hbool_t mis_match = FALSE; + int i; + int start_index; + int stop_index; + int mrc; + int mpi_rank; + int mpi_size; + MPI_Comm mpi_comm = MPI_COMM_NULL; + MPI_Info mpi_info = MPI_INFO_NULL; + hid_t fid; /* HDF5 file ID */ + hid_t acc_tpl; /* File access templates */ + hid_t xfer_plist = H5P_DEFAULT; + size_t small_ds_size; + size_t small_ds_slice_size; + size_t large_ds_size; + size_t large_ds_slice_size; + uint32_t expected_value; + uint32_t * small_ds_buf_0 = NULL; + uint32_t * small_ds_buf_1 = NULL; + uint32_t * large_ds_buf_0 = NULL; + uint32_t * large_ds_buf_1 = NULL; + uint32_t * ptr_0; + uint32_t * ptr_1; + hsize_t small_chunk_dims[LDSCT_DS_RANK]; + hsize_t large_chunk_dims[LDSCT_DS_RANK]; + hsize_t small_dims[LDSCT_DS_RANK]; + hsize_t large_dims[LDSCT_DS_RANK]; + hsize_t start[LDSCT_DS_RANK]; + hsize_t stride[LDSCT_DS_RANK]; + hsize_t count[LDSCT_DS_RANK]; + hsize_t block[LDSCT_DS_RANK]; + hsize_t small_sel_start[LDSCT_DS_RANK]; + hsize_t large_sel_start[LDSCT_DS_RANK]; + hid_t full_mem_small_ds_sid; + hid_t full_file_small_ds_sid; + hid_t mem_small_ds_sid; + hid_t file_small_ds_sid; + hid_t full_mem_large_ds_sid; + hid_t full_file_large_ds_sid; + hid_t mem_large_ds_sid; + hid_t file_large_ds_sid; + hid_t small_ds_dcpl_id = H5P_DEFAULT; + hid_t large_ds_dcpl_id = H5P_DEFAULT; + hid_t small_dataset; /* Dataset ID */ + hid_t large_dataset; /* Dataset ID */ + htri_t check; /* Shape comparison return value */ + herr_t ret; /* Generic return value */ + + MPI_Comm_size(MPI_COMM_WORLD, &mpi_size); + MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank); + + HDassert( mpi_size >= 1 ); + + mpi_comm = MPI_COMM_WORLD; + mpi_info = MPI_INFO_NULL; + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: chunk_edge_size = %d.\n", + fcnName, mpi_rank, (int)chunk_edge_size); + HDfprintf(stdout, "%s:%d: use_collective_io = %d.\n", + fcnName, mpi_rank, (int)use_collective_io); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + + small_ds_size = (size_t)((mpi_size + 1) * 1 * 1 * 10 * 10); + small_ds_slice_size = (size_t) ( 1 * 1 * 10 * 10); + large_ds_size = (size_t)((mpi_size + 1) * 10 * 10 * 10 * 10); + large_ds_slice_size = (size_t) (10 * 10 * 10 * 10); + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: small ds size / slice size = %d / %d.\n", + fcnName, mpi_rank, + (int)small_ds_size, (int)small_ds_slice_size); + HDfprintf(stdout, "%s:%d: large ds size / slice size = %d / %d.\n", + fcnName, mpi_rank, + (int)large_ds_size, (int)large_ds_slice_size); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + /* Allocate buffers */ + small_ds_buf_0 = (uint32_t *)HDmalloc(sizeof(uint32_t) * small_ds_size); + VRFY((small_ds_buf_0 != NULL), "malloc of small_ds_buf_0 succeeded"); + + small_ds_buf_1 = (uint32_t *)HDmalloc(sizeof(uint32_t) * small_ds_size); + VRFY((small_ds_buf_1 != NULL), "malloc of small_ds_buf_1 succeeded"); + + large_ds_buf_0 = (uint32_t *)HDmalloc(sizeof(uint32_t) * large_ds_size); + VRFY((large_ds_buf_0 != NULL), "malloc of large_ds_buf_0 succeeded"); + + large_ds_buf_1 = (uint32_t *)HDmalloc(sizeof(uint32_t) * large_ds_size); + VRFY((large_ds_buf_1 != NULL), "malloc of large_ds_buf_1 succeeded"); + + + /* initialize the buffers */ + + ptr_0 = small_ds_buf_0; + ptr_1 = small_ds_buf_1; + + for ( i = 0; i < (int)small_ds_size; i++ ) { + + *ptr_0 = (uint32_t)i; + *ptr_1 = 0; + + ptr_0++; + ptr_1++; + } + + ptr_0 = large_ds_buf_0; + ptr_1 = large_ds_buf_1; + + for ( i = 0; i < (int)large_ds_size; i++ ) { + + *ptr_0 = (uint32_t)i; + *ptr_1 = 0; + + ptr_0++; + ptr_1++; + } + + + /* get the file name */ + + filename = (const char *)GetTestParameters(); + HDassert( filename != NULL ); + + + /* ---------------------------------------- + * CREATE AN HDF5 FILE WITH PARALLEL ACCESS + * ---------------------------------------*/ + /* setup file access template */ + acc_tpl = create_faccess_plist(mpi_comm, mpi_info, facc_type, use_gpfs); + VRFY((acc_tpl >= 0), "create_faccess_plist() succeeded"); + + /* create the file collectively */ + fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, acc_tpl); + VRFY((fid >= 0), "H5Fcreate succeeded"); + + MESG("File opened."); + + /* Release file-access template */ + ret = H5Pclose(acc_tpl); + VRFY((ret >= 0), "H5Pclose(acc_tpl) succeeded"); + + + /* setup dims: */ + small_dims[0] = (hsize_t)(mpi_size + 1); + small_dims[1] = 1; + small_dims[2] = 1; + small_dims[3] = 10; + small_dims[4] = 10; + + large_dims[0] = (hsize_t)(mpi_size + 1); + large_dims[1] = 10; + large_dims[2] = 10; + large_dims[3] = 10; + large_dims[4] = 10; + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: small_dims[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)small_dims[0], (int)small_dims[1], + (int)small_dims[2], (int)small_dims[3], (int)small_dims[4]); + HDfprintf(stdout, "%s:%d: large_dims[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)large_dims[0], (int)large_dims[1], + (int)large_dims[2], (int)large_dims[3], (int)large_dims[4]); + } +#endif + + /* create data spaces */ + + full_mem_small_ds_sid = H5Screate_simple(5, small_dims, NULL); + VRFY((full_mem_small_ds_sid != 0), + "H5Screate_simple() full_mem_small_ds_sid succeeded"); + + full_file_small_ds_sid = H5Screate_simple(5, small_dims, NULL); + VRFY((full_file_small_ds_sid != 0), + "H5Screate_simple() full_file_small_ds_sid succeeded"); + + mem_small_ds_sid = H5Screate_simple(5, small_dims, NULL); + VRFY((mem_small_ds_sid != 0), + "H5Screate_simple() mem_small_ds_sid succeeded"); + + file_small_ds_sid = H5Screate_simple(5, small_dims, NULL); + VRFY((file_small_ds_sid != 0), + "H5Screate_simple() file_small_ds_sid succeeded"); + + + full_mem_large_ds_sid = H5Screate_simple(5, large_dims, NULL); + VRFY((full_mem_large_ds_sid != 0), + "H5Screate_simple() full_mem_large_ds_sid succeeded"); + + full_file_large_ds_sid = H5Screate_simple(5, large_dims, NULL); + VRFY((full_file_large_ds_sid != 0), + "H5Screate_simple() full_file_large_ds_sid succeeded"); + + mem_large_ds_sid = H5Screate_simple(5, large_dims, NULL); + VRFY((mem_large_ds_sid != 0), + "H5Screate_simple() mem_large_ds_sid succeeded"); + + file_large_ds_sid = H5Screate_simple(5, large_dims, NULL); + VRFY((file_large_ds_sid != 0), + "H5Screate_simple() file_large_ds_sid succeeded"); + + + /* Select the entire extent of the full small ds dataspaces */ + ret = H5Sselect_all(full_mem_small_ds_sid); + VRFY((ret != FAIL), "H5Sselect_all(full_mem_small_ds_sid) succeeded"); + + ret = H5Sselect_all(full_file_small_ds_sid); + VRFY((ret != FAIL), "H5Sselect_all(full_file_small_ds_sid) succeeded"); + + + /* Select the entire extent of the full large ds dataspaces */ + ret = H5Sselect_all(full_mem_large_ds_sid); + VRFY((ret != FAIL), "H5Sselect_all(full_mem_large_ds_sid) succeeded"); + + ret = H5Sselect_all(full_file_large_ds_sid); + VRFY((ret != FAIL), "H5Sselect_all(full_file_large_ds_sid) succeeded"); + + + /* if chunk edge size is greater than zero, set up the small and + * large data set creation property lists to specify chunked + * datasets. + */ + if ( chunk_edge_size > 0 ) { + + small_chunk_dims[0] = (hsize_t)(1); + small_chunk_dims[1] = small_chunk_dims[2] = (hsize_t)1; + small_chunk_dims[3] = small_chunk_dims[4] = (hsize_t)chunk_edge_size; + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: small chunk dims[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)small_chunk_dims[0], + (int)small_chunk_dims[1], (int)small_chunk_dims[2], + (int)small_chunk_dims[3], (int)small_chunk_dims[4]); + } +#endif + + small_ds_dcpl_id = H5Pcreate(H5P_DATASET_CREATE); + VRFY((ret != FAIL), "H5Pcreate() small_ds_dcpl_id succeeded"); + + ret = H5Pset_layout(small_ds_dcpl_id, H5D_CHUNKED); + VRFY((ret != FAIL), "H5Pset_layout() small_ds_dcpl_id succeeded"); + + ret = H5Pset_chunk(small_ds_dcpl_id, 5, small_chunk_dims); + VRFY((ret != FAIL), "H5Pset_chunk() small_ds_dcpl_id succeeded"); + + large_chunk_dims[0] = (hsize_t)(1); + large_chunk_dims[1] = large_chunk_dims[2] = + large_chunk_dims[3] = large_chunk_dims[4] = (hsize_t)chunk_edge_size; + + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: large chunk dims[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)large_chunk_dims[0], + (int)large_chunk_dims[1], (int)large_chunk_dims[2], + (int)large_chunk_dims[3], (int)large_chunk_dims[4]); + } +#endif + + large_ds_dcpl_id = H5Pcreate(H5P_DATASET_CREATE); + VRFY((ret != FAIL), "H5Pcreate() large_ds_dcpl_id succeeded"); + + ret = H5Pset_layout(large_ds_dcpl_id, H5D_CHUNKED); + VRFY((ret != FAIL), "H5Pset_layout() large_ds_dcpl_id succeeded"); + + ret = H5Pset_chunk(large_ds_dcpl_id, 5, large_chunk_dims); + VRFY((ret != FAIL), "H5Pset_chunk() large_ds_dcpl_id succeeded"); + } + + + /* create the small dataset */ + small_dataset = H5Dcreate2(fid, "small_dataset", dset_type, + file_small_ds_sid, H5P_DEFAULT, + small_ds_dcpl_id, H5P_DEFAULT); + VRFY((ret >= 0), "H5Dcreate2() small_dataset succeeded"); + + + /* create the large dataset */ + large_dataset = H5Dcreate2(fid, "large_dataset", dset_type, + file_large_ds_sid, H5P_DEFAULT, + large_ds_dcpl_id, H5P_DEFAULT); + VRFY((ret >= 0), "H5Dcreate2() large_dataset succeeded"); + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, + "%s:%d: small/large ds id = %d / %d.\n", + fcnName, mpi_rank, (int)small_dataset, + (int)large_dataset); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + + /* setup xfer property list */ + xfer_plist = H5Pcreate(H5P_DATASET_XFER); + VRFY((xfer_plist >= 0), "H5Pcreate(H5P_DATASET_XFER) succeeded"); + + ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE); + VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); + + if ( ! use_collective_io ) { + + ret = H5Pset_dxpl_mpio_collective_opt(xfer_plist, + H5FD_MPIO_INDIVIDUAL_IO); + VRFY((ret>= 0), "H5Pset_dxpl_mpio_collective_opt() suceeded"); + } + + + /* setup selection to write initial data to the small data sets */ + start[0] = (hsize_t)(mpi_rank + 1); + start[1] = start[2] = start[3] = start[4] = 0; + + stride[0] = (hsize_t)(2 * (mpi_size + 1)); + stride[1] = stride[2] = 2; + stride[3] = stride[4] = 2 * 10; + + count[0] = count[1] = count[2] = count[3] = count[4] = 1; + + block[0] = block[1] = block[2] = 1; + block[3] = block[4] = 10; + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, + "%s:%d: settings for small data set initialization.\n", + fcnName, mpi_rank); + HDfprintf(stdout, "%s:%d: start[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)start[0], (int)start[1], + (int)start[2], (int)start[3], (int)start[4]); + HDfprintf(stdout, "%s:%d: stride[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)stride[0], (int)stride[1], + (int)stride[2], (int)stride[3], (int)stride[4]); + HDfprintf(stdout, "%s:%d: count[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)count[0], (int)count[1], + (int)count[2], (int)count[3], (int)count[4]); + HDfprintf(stdout, "%s:%d: block[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)block[0], (int)block[1], + (int)block[2], (int)block[3], (int)block[4]); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + /* setup selections for writing initial data to the small data set */ + ret = H5Sselect_hyperslab(mem_small_ds_sid, + H5S_SELECT_SET, + start, + stride, + count, + block); + VRFY((ret >= 0), "H5Sselect_hyperslab(mem_small_ds_sid, set) suceeded"); + + ret = H5Sselect_hyperslab(file_small_ds_sid, + H5S_SELECT_SET, + start, + stride, + count, + block); + VRFY((ret >= 0), "H5Sselect_hyperslab(file_small_ds_sid, set) suceeded"); + + if ( MAINPROCESS ) { /* add an additional slice to the selections */ + + start[0] = 0; + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, + "%s:%d: added settings for main process.\n", + fcnName, mpi_rank); + HDfprintf(stdout, "%s:%d: start[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)start[0], (int)start[1], + (int)start[2], (int)start[3], (int)start[4]); + HDfprintf(stdout, "%s:%d: stride[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)stride[0], (int)stride[1], + (int)stride[2], (int)stride[3], (int)stride[4]); + HDfprintf(stdout, "%s:%d: count[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)count[0], (int)count[1], + (int)count[2], (int)count[3], (int)count[4]); + HDfprintf(stdout, "%s:%d: block[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)block[0], (int)block[1], + (int)block[2], (int)block[3], (int)block[4]); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + ret = H5Sselect_hyperslab(mem_small_ds_sid, + H5S_SELECT_OR, + start, + stride, + count, + block); + VRFY((ret>= 0), "H5Sselect_hyperslab(mem_small_ds_sid, or) suceeded"); + + ret = H5Sselect_hyperslab(file_small_ds_sid, + H5S_SELECT_OR, + start, + stride, + count, + block); + VRFY((ret>= 0), "H5Sselect_hyperslab(file_small_ds_sid, or) suceeded"); + } + + check = H5Sselect_valid(mem_small_ds_sid); + VRFY((check == TRUE),"H5Sselect_valid(mem_small_ds_sid) returns TRUE"); + + check = H5Sselect_valid(file_small_ds_sid); + VRFY((check == TRUE),"H5Sselect_valid(file_small_ds_sid) returns TRUE"); + + + /* write the initial value of the small data set to file */ +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: writing init value of small ds to file.\n", + fcnName, mpi_rank); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + ret = H5Dwrite(small_dataset, + dset_type, + mem_small_ds_sid, + file_small_ds_sid, + xfer_plist, + small_ds_buf_0); + VRFY((ret >= 0), "H5Dwrite() small_dataset initial write succeeded"); + + + /* read the small data set back to verify that it contains the + * expected data. Note that each process reads in the entire + * data set and verifies it. + */ + ret = H5Dread(small_dataset, + H5T_NATIVE_UINT32, + full_mem_small_ds_sid, + full_file_small_ds_sid, + xfer_plist, + small_ds_buf_1); + VRFY((ret >= 0), "H5Dread() small_dataset initial read succeeded"); + + + /* sync with the other processes before checking data */ + mrc = MPI_Barrier(MPI_COMM_WORLD); + VRFY((mrc==MPI_SUCCESS), "Sync after small dataset writes"); + + + /* verify that the correct data was written to the small data set, + * and reset the buffer to zero in passing. + */ + expected_value = 0; + mis_match = FALSE; + ptr_1 = small_ds_buf_1; + + i = 0; + for ( i = 0; i < (int)small_ds_size; i++ ) { + + if ( *ptr_1 != expected_value ) { + + mis_match = TRUE; + } + + *ptr_1 = (uint32_t)0; + + ptr_1++; + expected_value++; + } + VRFY( (mis_match == FALSE), "small ds init data good."); + + + + /* setup selections for writing initial data to the large data set */ + start[0] = (hsize_t)(mpi_rank + 1); + start[1] = start[2] = start[3] = start[4] = (hsize_t)0; + + stride[0] = (hsize_t)(2 * (mpi_size + 1)); + stride[1] = stride[2] = stride[3] = stride[4] = (hsize_t)(2 * 10); + + count[0] = count[1] = count[2] = count[3] = count[4] = (hsize_t)1; + + block[0] = (hsize_t)1; + block[1] = block[2] = block[3] = block[4] = (hsize_t)10; + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, + "%s:%d: settings for large data set initialization.\n", + fcnName, mpi_rank); + HDfprintf(stdout, "%s:%d: start[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)start[0], (int)start[1], + (int)start[2], (int)start[3], (int)start[4]); + HDfprintf(stdout, "%s:%d: stride[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)stride[0], (int)stride[1], + (int)stride[2], (int)stride[3], (int)stride[4]); + HDfprintf(stdout, "%s:%d: count[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)count[0], (int)count[1], + (int)count[2], (int)count[3], (int)count[4]); + HDfprintf(stdout, "%s:%d: block[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)block[0], (int)block[1], + (int)block[2], (int)block[3], (int)block[4]); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + ret = H5Sselect_hyperslab(mem_large_ds_sid, + H5S_SELECT_SET, + start, + stride, + count, + block); + VRFY((ret >= 0), "H5Sselect_hyperslab(mem_large_ds_sid, set) suceeded"); + + ret = H5Sselect_hyperslab(file_large_ds_sid, + H5S_SELECT_SET, + start, + stride, + count, + block); + VRFY((ret >= 0), "H5Sselect_hyperslab(file_large_ds_sid, set) suceeded"); + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, + "%s%d: H5Sget_select_npoints(mem_large_ds_sid) = %d.\n", + fcnName, mpi_rank, + (int)H5Sget_select_npoints(mem_large_ds_sid)); + HDfprintf(stdout, + "%s%d: H5Sget_select_npoints(file_large_ds_sid) = %d.\n", + fcnName, mpi_rank, + (int)H5Sget_select_npoints(file_large_ds_sid)); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + if ( MAINPROCESS ) { /* add an additional slice to the selections */ + + start[0] = (hsize_t)0; + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, + "%s:%d: added settings for main process.\n", + fcnName, mpi_rank); + HDfprintf(stdout, "%s:%d: start[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)start[0], (int)start[1], + (int)start[2], (int)start[3], (int)start[4]); + HDfprintf(stdout, "%s:%d: stride[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)stride[0], (int)stride[1], + (int)stride[2], (int)stride[3], (int)stride[4]); + HDfprintf(stdout, "%s:%d: count[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)count[0], (int)count[1], + (int)count[2], (int)count[3], (int)count[4]); + HDfprintf(stdout, "%s:%d: block[] = %d %d %d %d %d\n", + fcnName, mpi_rank, (int)block[0], (int)block[1], + (int)block[2], (int)block[3], (int)block[4]); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + ret = H5Sselect_hyperslab(mem_large_ds_sid, + H5S_SELECT_OR, + start, + stride, + count, + block); + VRFY((ret>= 0), "H5Sselect_hyperslab(mem_large_ds_sid, or) suceeded"); + + ret = H5Sselect_hyperslab(file_large_ds_sid, + H5S_SELECT_OR, + start, + stride, + count, + block); + VRFY((ret>= 0), "H5Sselect_hyperslab(file_large_ds_sid, or) suceeded"); + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, + "%s%d: H5Sget_select_npoints(mem_large_ds_sid) = %d.\n", + fcnName, mpi_rank, + (int)H5Sget_select_npoints(mem_large_ds_sid)); + HDfprintf(stdout, + "%s%d: H5Sget_select_npoints(file_large_ds_sid) = %d.\n", + fcnName, mpi_rank, + (int)H5Sget_select_npoints(file_large_ds_sid)); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + } + + /* try clipping the selection back to the large data space proper */ + start[0] = start[1] = start[2] = start[3] = start[4] = (hsize_t)0; + + stride[0] = (hsize_t)(2 * (mpi_size + 1)); + stride[1] = stride[2] = stride[3] = stride[4] = (hsize_t)(2 * 10); + + count[0] = count[1] = count[2] = count[3] = count[4] = (hsize_t)1; + + block[0] = (hsize_t)(mpi_size + 1); + block[1] = block[2] = block[3] = block[4] = (hsize_t)10; + + ret = H5Sselect_hyperslab(mem_large_ds_sid, H5S_SELECT_AND, + start, stride, count, block); + VRFY((ret != FAIL),"H5Sselect_hyperslab(mem_large_ds_sid, and) succeeded"); + + ret = H5Sselect_hyperslab(file_large_ds_sid, H5S_SELECT_AND, + start, stride, count, block); + VRFY((ret != FAIL),"H5Sselect_hyperslab(file_large_ds_sid, and) succeeded"); + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + + rank = H5Sget_simple_extent_dims(mem_large_ds_sid, dims, max_dims); + HDfprintf(stdout, + "%s:%d: mem_large_ds_sid dims[%d] = %d %d %d %d %d\n", + fcnName, mpi_rank, rank, (int)dims[0], (int)dims[1], + (int)dims[2], (int)dims[3], (int)dims[4]); + + rank = H5Sget_simple_extent_dims(file_large_ds_sid, dims, max_dims); + HDfprintf(stdout, + "%s:%d: file_large_ds_sid dims[%d] = %d %d %d %d %d\n", + fcnName, mpi_rank, rank, (int)dims[0], (int)dims[1], + (int)dims[2], (int)dims[3], (int)dims[4]); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + check = H5Sselect_valid(mem_large_ds_sid); + VRFY((check == TRUE),"H5Sselect_valid(mem_large_ds_sid) returns TRUE"); + + check = H5Sselect_valid(file_large_ds_sid); + VRFY((check == TRUE),"H5Sselect_valid(file_large_ds_sid) returns TRUE"); + + + /* write the initial value of the large data set to file */ +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: writing init value of large ds to file.\n", + fcnName, mpi_rank); + HDfprintf(stdout, + "%s:%d: large_dataset = %d.\n", + fcnName, mpi_rank, + (int)large_dataset); + HDfprintf(stdout, + "%s:%d: mem_large_ds_sid = %d, file_large_ds_sid = %d.\n", + fcnName, mpi_rank, + (int)mem_large_ds_sid, (int)file_large_ds_sid); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + ret = H5Dwrite(large_dataset, + dset_type, + mem_large_ds_sid, + file_large_ds_sid, + xfer_plist, + large_ds_buf_0); + + if ( ret < 0 ) H5Eprint(H5E_DEFAULT, stderr); + VRFY((ret >= 0), "H5Dwrite() large_dataset initial write succeeded"); + + + /* sync with the other processes before checking data */ + mrc = MPI_Barrier(MPI_COMM_WORLD); + VRFY((mrc==MPI_SUCCESS), "Sync after large dataset writes"); + + /* read the large data set back to verify that it contains the + * expected data. Note that each process reads in the entire + * data set. + */ + ret = H5Dread(large_dataset, + H5T_NATIVE_UINT32, + full_mem_large_ds_sid, + full_file_large_ds_sid, + xfer_plist, + large_ds_buf_1); + VRFY((ret >= 0), "H5Dread() large_dataset initial read succeeded"); + + + /* verify that the correct data was written to the large data set. + * in passing, reset the buffer to zeros + */ + expected_value = 0; + mis_match = FALSE; + ptr_1 = large_ds_buf_1; + + i = 0; + for ( i = 0; i < (int)large_ds_size; i++ ) { + + if ( *ptr_1 != expected_value ) { + + mis_match = TRUE; + } + + *ptr_1 = (uint32_t)0; + + ptr_1++; + expected_value++; + } + VRFY( (mis_match == FALSE), "large ds init data good."); + + /***********************************/ + /***** INITIALIZATION COMPLETE *****/ + /***********************************/ + + + /* read a checkerboard selection of the process slice of the + * small on disk data set into the process slice of the large + * in memory data set, and verify the data read. + */ + + small_sel_start[0] = (hsize_t)(mpi_rank + 1); + small_sel_start[1] = small_sel_start[2] = + small_sel_start[3] = small_sel_start[4] = 0; + + lower_dim_size_comp_test__select_checker_board(mpi_rank, + file_small_ds_sid, + /* tgt_rank = */ 5, + small_dims, + /* checker_edge_size = */ 3, + /* sel_rank */ 2, + small_sel_start); + + expected_value = (uint32_t) + ((small_sel_start[0] * small_dims[1] * small_dims[2] * + small_dims[3] * small_dims[4]) + + (small_sel_start[1] * small_dims[2] * small_dims[3] * + small_dims[4]) + + (small_sel_start[2] * small_dims[3] * small_dims[4]) + + (small_sel_start[3] * small_dims[4]) + + (small_sel_start[4])); + + + large_sel_start[0] = (hsize_t)(mpi_rank + 1); + large_sel_start[1] = 5; + large_sel_start[2] = large_sel_start[3] = large_sel_start[4] = 0; + + lower_dim_size_comp_test__select_checker_board(mpi_rank, + mem_large_ds_sid, + /* tgt_rank = */ 5, + large_dims, + /* checker_edge_size = */ 3, + /* sel_rank = */ 2, + large_sel_start); + + + /* verify that H5S_select_shape_same() reports the two + * selections as having the same shape. + */ + check = H5S_select_shape_same_test(mem_large_ds_sid, + file_small_ds_sid); + VRFY((check == TRUE), "H5S_select_shape_same_test passed (1)"); + + + ret = H5Dread(small_dataset, + H5T_NATIVE_UINT32, + mem_large_ds_sid, + file_small_ds_sid, + xfer_plist, + large_ds_buf_1); + + VRFY((ret >= 0), "H5Sread() slice from small ds succeeded."); + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: H5Dread() returns.\n", fcnName, mpi_rank); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + /* verify that expected data is retrieved */ + + data_ok = TRUE; + + start_index = (int)((large_sel_start[0] * large_dims[1] * large_dims[2] * + large_dims[3] * large_dims[4]) + + (large_sel_start[1] * large_dims[2] * large_dims[3] * + large_dims[4]) + + (large_sel_start[2] * large_dims[3] * large_dims[4]) + + (large_sel_start[3] * large_dims[4]) + + (large_sel_start[4])); + + stop_index = start_index + (int)small_ds_slice_size; + + HDassert( 0 <= start_index ); + HDassert( start_index < stop_index ); + HDassert( stop_index <= (int)large_ds_size ); + + ptr_1 = large_ds_buf_1; + + for ( i = 0; i < start_index; i++ ) { + + if ( *ptr_1 != (uint32_t)0 ) { + + data_ok = FALSE; + *ptr_1 = (uint32_t)0; + } + + ptr_1++; + } + + VRFY((data_ok == TRUE), "slice read from small ds data good(1)."); + + + data_ok = lower_dim_size_comp_test__verify_data(ptr_1, +#if LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG + mpi_rank, +#endif /* LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG */ + /* rank */ 2, + /* edge_size */ 10, + /* checker_edge_size */ 3, + expected_value, + /* buf_starts_in_checker */ TRUE); + + VRFY((data_ok == TRUE), "slice read from small ds data good(2)."); + + data_ok = TRUE; + + ptr_1 += small_ds_slice_size; + + + for ( i = stop_index; i < (int)large_ds_size; i++ ) { + + if ( *ptr_1 != (uint32_t)0 ) { + + data_ok = FALSE; + *ptr_1 = (uint32_t)0; + } + + ptr_1++; + } + + VRFY((data_ok == TRUE), "slice read from small ds data good(3)."); + + + + + + /* read a checkerboard selection of a slice of the process slice of + * the large on disk data set into the process slice of the small + * in memory data set, and verify the data read. + */ + + small_sel_start[0] = (hsize_t)(mpi_rank + 1); + small_sel_start[1] = small_sel_start[2] = + small_sel_start[3] = small_sel_start[4] = 0; + + lower_dim_size_comp_test__select_checker_board(mpi_rank, + mem_small_ds_sid, + /* tgt_rank = */ 5, + small_dims, + /* checker_edge_size = */ 3, + /* sel_rank */ 2, + small_sel_start); + + large_sel_start[0] = (hsize_t)(mpi_rank + 1); + large_sel_start[1] = 5; + large_sel_start[2] = large_sel_start[3] = large_sel_start[4] = 0; + + lower_dim_size_comp_test__select_checker_board(mpi_rank, + file_large_ds_sid, + /* tgt_rank = */ 5, + large_dims, + /* checker_edge_size = */ 3, + /* sel_rank = */ 2, + large_sel_start); + + + /* verify that H5S_select_shape_same() reports the two + * selections as having the same shape. + */ + check = H5S_select_shape_same_test(mem_small_ds_sid, + file_large_ds_sid); + VRFY((check == TRUE), "H5S_select_shape_same_test passed (2)"); + + + ret = H5Dread(large_dataset, + H5T_NATIVE_UINT32, + mem_small_ds_sid, + file_large_ds_sid, + xfer_plist, + small_ds_buf_1); + + VRFY((ret >= 0), "H5Sread() slice from large ds succeeded."); + +#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: H5Dread() returns.\n", fcnName, mpi_rank); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG */ + + /* verify that expected data is retrieved */ + + data_ok = TRUE; + + expected_value = (uint32_t) + ((large_sel_start[0] * large_dims[1] * large_dims[2] * + large_dims[3] * large_dims[4]) + + (large_sel_start[1] * large_dims[2] * large_dims[3] * + large_dims[4]) + + (large_sel_start[2] * large_dims[3] * large_dims[4]) + + (large_sel_start[3] * large_dims[4]) + + (large_sel_start[4])); + + start_index = (int)(mpi_rank + 1) * (int)small_ds_slice_size; + + stop_index = start_index + (int)small_ds_slice_size; + + HDassert( 0 <= start_index ); + HDassert( start_index < stop_index ); + HDassert( stop_index <= (int)small_ds_size ); + + ptr_1 = small_ds_buf_1; + + for ( i = 0; i < start_index; i++ ) { + + if ( *ptr_1 != (uint32_t)0 ) { + + data_ok = FALSE; + *ptr_1 = (uint32_t)0; + } + + ptr_1++; + } + + VRFY((data_ok == TRUE), "slice read from large ds data good(1)."); + + + data_ok = lower_dim_size_comp_test__verify_data(ptr_1, +#if LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG + mpi_rank, +#endif /* LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG */ + /* rank */ 2, + /* edge_size */ 10, + /* checker_edge_size */ 3, + expected_value, + /* buf_starts_in_checker */ TRUE); + + VRFY((data_ok == TRUE), "slice read from large ds data good(2)."); + + data_ok = TRUE; + + ptr_1 += small_ds_slice_size; + + + for ( i = stop_index; i < (int)small_ds_size; i++ ) { + + if ( *ptr_1 != (uint32_t)0 ) { + +#if LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG + if ( mpi_rank == LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK ) { + HDfprintf(stdout, "%s:%d: unexpected value at index %d: %d.\n", + fcnName, mpi_rank, (int)i, (int)(*ptr_1)); + } +#endif /* LOWER_DIM_SIZE_COMP_TEST__VERIFY_DATA__DEBUG */ + + data_ok = FALSE; + *ptr_1 = (uint32_t)0; + } + + ptr_1++; + } + + VRFY((data_ok == TRUE), "slice read from large ds data good(3)."); + + + /* Close dataspaces */ + ret = H5Sclose(full_mem_small_ds_sid); + VRFY((ret != FAIL), "H5Sclose(full_mem_small_ds_sid) succeeded"); + + ret = H5Sclose(full_file_small_ds_sid); + VRFY((ret != FAIL), "H5Sclose(full_file_small_ds_sid) succeeded"); + + ret = H5Sclose(mem_small_ds_sid); + VRFY((ret != FAIL), "H5Sclose(mem_small_ds_sid) succeeded"); + + ret = H5Sclose(file_small_ds_sid); + VRFY((ret != FAIL), "H5Sclose(file_small_ds_sid) succeeded"); + + + ret = H5Sclose(full_mem_large_ds_sid); + VRFY((ret != FAIL), "H5Sclose(full_mem_large_ds_sid) succeeded"); + + ret = H5Sclose(full_file_large_ds_sid); + VRFY((ret != FAIL), "H5Sclose(full_file_large_ds_sid) succeeded"); + + ret = H5Sclose(mem_large_ds_sid); + VRFY((ret != FAIL), "H5Sclose(mem_large_ds_sid) succeeded"); + + ret = H5Sclose(file_large_ds_sid); + VRFY((ret != FAIL), "H5Sclose(file_large_ds_sid) succeeded"); + + + /* Close Datasets */ + ret = H5Dclose(small_dataset); + VRFY((ret != FAIL), "H5Dclose(small_dataset) succeeded"); + + ret = H5Dclose(large_dataset); + VRFY((ret != FAIL), "H5Dclose(large_dataset) succeeded"); + + + /* close the file collectively */ + MESG("about to close file."); + ret = H5Fclose(fid); + VRFY((ret != FAIL), "file close succeeded"); + + /* Free memory buffers */ + if ( small_ds_buf_0 != NULL ) HDfree(small_ds_buf_0); + if ( small_ds_buf_1 != NULL ) HDfree(small_ds_buf_1); + + if ( large_ds_buf_0 != NULL ) HDfree(large_ds_buf_0); + if ( large_ds_buf_1 != NULL ) HDfree(large_ds_buf_1); + + return; + +} /* lower_dim_size_comp_test__run_test() */ + + +/*------------------------------------------------------------------------- + * Function: lower_dim_size_comp_test() + * + * Purpose: Test to see if an error in the computation of the size + * of the lower dimensions in H5S_obtain_datatype() has + * been corrected. + * + * Return: void + * + * Programmer: JRM -- 11/11/09 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ + +void +lower_dim_size_comp_test(void) +{ + /* const char *fcnName = "lower_dim_size_comp_test()"; */ + int chunk_edge_size = 0; + int use_collective_io = 1; + hid_t dset_type = H5T_STD_U32LE; +#if 0 + sleep(60); +#endif + for ( use_collective_io = (hbool_t)0; + (int)use_collective_io <= 1; + (hbool_t)(use_collective_io++) ) { + + chunk_edge_size = 0; + lower_dim_size_comp_test__run_test(chunk_edge_size, + (hbool_t)use_collective_io, + dset_type); + + + chunk_edge_size = 5; + lower_dim_size_comp_test__run_test(chunk_edge_size, + (hbool_t)use_collective_io, + dset_type); + } + + return; + +} /* lower_dim_size_comp_test() */ + + +/*------------------------------------------------------------------------- + * Function: link_chunk_collective_io_test() + * + * Purpose: Test to verify that an error in MPI type management in + * H5D_link_chunk_collective_io() has been corrected. + * In this bug, we used to free MPI types regardless of + * whether they were basic or derived. + * + * This test is based on a bug report kindly provided by + * Rob Latham of the MPICH team and ANL. + * + * The basic thrust of the test is to cause a process + * to participate in a collective I/O in which it: + * + * 1) Reads or writes exactly one chunk, + * + * 2) Has no in memory buffer for any other chunk. + * + * The test differers from Rob Latham's bug report in + * that is runs with an arbitrary number of proceeses, + * and uses a 1 dimensional dataset. + * + * Return: void + * + * Programmer: JRM -- 12/16/09 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ + +#define LINK_CHUNK_COLLECTIVE_IO_TEST_CHUNK_SIZE 16 + +void +link_chunk_collective_io_test(void) +{ + /* const char *fcnName = "link_chunk_collective_io_test()"; */ + const char *filename; + hbool_t mis_match = FALSE; + hbool_t use_gpfs = FALSE; /* Use GPFS hints */ + int i; + int mrc; + int mpi_rank; + int mpi_size; + MPI_Comm mpi_comm = MPI_COMM_WORLD; + MPI_Info mpi_info = MPI_INFO_NULL; + hsize_t count[1] = {1}; + hsize_t stride[1] = {2 * LINK_CHUNK_COLLECTIVE_IO_TEST_CHUNK_SIZE}; + hsize_t block[1] = {LINK_CHUNK_COLLECTIVE_IO_TEST_CHUNK_SIZE}; + hsize_t start[1]; + hsize_t dims[1]; + hsize_t chunk_dims[1] = {LINK_CHUNK_COLLECTIVE_IO_TEST_CHUNK_SIZE}; + herr_t ret; /* Generic return value */ + hid_t file_id; + hid_t acc_tpl; + hid_t dset_id; + hid_t file_ds_sid; + hid_t write_mem_ds_sid; + hid_t read_mem_ds_sid; + hid_t ds_dcpl_id; + hid_t xfer_plist; + double diff; + double expected_value; + double local_data_written[LINK_CHUNK_COLLECTIVE_IO_TEST_CHUNK_SIZE]; + double local_data_read[LINK_CHUNK_COLLECTIVE_IO_TEST_CHUNK_SIZE]; + + MPI_Comm_size(MPI_COMM_WORLD, &mpi_size); + MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank); + + HDassert( mpi_size > 0 ); + + /* get the file name */ + filename = (const char *)GetTestParameters(); + HDassert( filename != NULL ); + + /* setup file access template */ + acc_tpl = create_faccess_plist(mpi_comm, mpi_info, facc_type, use_gpfs); + VRFY((acc_tpl >= 0), "create_faccess_plist() succeeded"); + + /* create the file collectively */ + file_id = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, acc_tpl); + VRFY((file_id >= 0), "H5Fcreate succeeded"); + + MESG("File opened."); + + /* Release file-access template */ + ret = H5Pclose(acc_tpl); + VRFY((ret >= 0), "H5Pclose(acc_tpl) succeeded"); + + /* setup dims */ + dims[0] = ((hsize_t)mpi_size) * ((hsize_t)(LINK_CHUNK_COLLECTIVE_IO_TEST_CHUNK_SIZE)); + + /* setup mem and file data spaces */ + write_mem_ds_sid = H5Screate_simple(1, chunk_dims, NULL); + VRFY((write_mem_ds_sid != 0), + "H5Screate_simple() write_mem_ds_sid succeeded"); + + read_mem_ds_sid = H5Screate_simple(1, chunk_dims, NULL); + VRFY((read_mem_ds_sid != 0), + "H5Screate_simple() read_mem_ds_sid succeeded"); + + file_ds_sid = H5Screate_simple(1, dims, NULL); + VRFY((file_ds_sid != 0), + "H5Screate_simple() file_ds_sid succeeded"); + + /* setup data set creation property list */ + ds_dcpl_id = H5Pcreate(H5P_DATASET_CREATE); + VRFY((ds_dcpl_id != FAIL), "H5Pcreate() ds_dcpl_id succeeded"); + + ret = H5Pset_layout(ds_dcpl_id, H5D_CHUNKED); + VRFY((ret != FAIL), "H5Pset_layout() ds_dcpl_id succeeded"); + + ret = H5Pset_chunk(ds_dcpl_id, 1, chunk_dims); + VRFY((ret != FAIL), "H5Pset_chunk() small_ds_dcpl_id succeeded"); + + /* create the data set */ + dset_id = H5Dcreate2(file_id, "dataset", H5T_NATIVE_DOUBLE, + file_ds_sid, H5P_DEFAULT, + ds_dcpl_id, H5P_DEFAULT); + VRFY((dset_id >= 0), "H5Dcreate2() dataset succeeded"); + + /* close the dataset creation property list */ + ret = H5Pclose(ds_dcpl_id); + VRFY((ret >= 0), "H5Pclose(ds_dcpl_id) succeeded"); + + /* setup local data */ + expected_value = (double)(LINK_CHUNK_COLLECTIVE_IO_TEST_CHUNK_SIZE) * + (double)(mpi_rank); + for ( i = 0; i < LINK_CHUNK_COLLECTIVE_IO_TEST_CHUNK_SIZE; i++ ) { + + local_data_written[i] = expected_value; + local_data_read[i] = 0.0; + expected_value += 1.0; + } + + /* select the file and mem spaces */ + start[0] = (hsize_t)(mpi_rank * LINK_CHUNK_COLLECTIVE_IO_TEST_CHUNK_SIZE); + ret = H5Sselect_hyperslab(file_ds_sid, + H5S_SELECT_SET, + start, + stride, + count, + block); + VRFY((ret >= 0), "H5Sselect_hyperslab(file_ds_sid, set) suceeded"); + + ret = H5Sselect_all(write_mem_ds_sid); + VRFY((ret != FAIL), "H5Sselect_all(mem_ds_sid) succeeded"); + + /* Note that we use NO SELECTION on the read memory dataspace */ + + /* setup xfer property list */ + xfer_plist = H5Pcreate(H5P_DATASET_XFER); + VRFY((xfer_plist >= 0), "H5Pcreate(H5P_DATASET_XFER) succeeded"); + + ret = H5Pset_dxpl_mpio(xfer_plist, H5FD_MPIO_COLLECTIVE); + VRFY((ret >= 0), "H5Pset_dxpl_mpio succeeded"); + + /* write the data set */ + ret = H5Dwrite(dset_id, + H5T_NATIVE_DOUBLE, + write_mem_ds_sid, + file_ds_sid, + xfer_plist, + local_data_written); + + VRFY((ret >= 0), "H5Dwrite() dataset initial write succeeded"); + + /* sync with the other processes before checking data */ + mrc = MPI_Barrier(MPI_COMM_WORLD); + VRFY((mrc==MPI_SUCCESS), "Sync after dataset write"); + + /* read this processes slice of the dataset back in */ + ret = H5Dread(dset_id, + H5T_NATIVE_DOUBLE, + read_mem_ds_sid, + file_ds_sid, + xfer_plist, + local_data_read); + VRFY((ret >= 0), "H5Dread() dataset read succeeded"); + + /* close the xfer property list */ + ret = H5Pclose(xfer_plist); + VRFY((ret >= 0), "H5Pclose(xfer_plist) succeeded"); + + /* verify the data */ + mis_match = FALSE; + for ( i = 0; i < LINK_CHUNK_COLLECTIVE_IO_TEST_CHUNK_SIZE; i++ ) { + + diff = local_data_written[i] - local_data_read[i]; + diff = fabs(diff); + + if ( diff >= 0.001 ) { + + mis_match = TRUE; + } + } + VRFY( (mis_match == FALSE), "dataset data good."); + + /* Close dataspaces */ + ret = H5Sclose(write_mem_ds_sid); + VRFY((ret != FAIL), "H5Sclose(write_mem_ds_sid) succeeded"); + + ret = H5Sclose(read_mem_ds_sid); + VRFY((ret != FAIL), "H5Sclose(read_mem_ds_sid) succeeded"); + + ret = H5Sclose(file_ds_sid); + VRFY((ret != FAIL), "H5Sclose(file_ds_sid) succeeded"); + + /* Close Dataset */ + ret = H5Dclose(dset_id); + VRFY((ret != FAIL), "H5Dclose(dset_id) succeeded"); + + /* close the file collectively */ + ret = H5Fclose(file_id); + VRFY((ret != FAIL), "file close succeeded"); + + return; + +} /* link_chunk_collective_io_test() */ + |