cut down data sizes for pytables related vbenches #2828
Description
Those are really slowing down test perf
join_dataframe_index_single_key_bigger 9.5578 11.1325 0.8585
join_dataframe_integer_2key 4.7822 5.4330 0.8802
panel_from_dict_all_different_indexes 71.4074 81.0831 0.8807
timeseries_add_irregular 21.5136 24.1530 0.8907
panel_from_dict_equiv_indexes 25.8620 28.8970 0.8950
reindex_daterange_pad 0.1732 0.1935 0.8950
read_csv_thou_vb 33.3554 37.2321 0.8959
groupby_frame_singlekey_integer 2.1610 2.4077 0.8976
panel_from_dict_same_index 25.8203 28.3975 0.9092
lib_fast_zip 9.9503 10.7844 0.9227
groupby_multi_different_functions 12.3623 13.2350 0.9341
panel_from_dict_two_different_indexes 49.1490 52.6084 0.9342
frame_fillna_many_columns_pad 14.0718 15.0286 0.9363
stats_rolling_mean 1.2735 1.3558 0.9393
stats_rank_average 25.4836 27.0692 0.9414
series_align_int64_index 37.9021 40.1850 0.9432
frame_drop_duplicates 22.3100 23.5742 0.9464
dataframe_reindex_daterange 0.4227 0.4461 0.9474
reindex_daterange_backfill 0.1947 0.2049 0.9501
index_int64_union 74.8751 78.6099 0.9525
frame_boolean_row_select 0.2366 0.2470 0.9580
dti_reset_index_tz 15.4665 16.1267 0.9591
merge_2intkey_sort 40.6254 42.2835 0.9608
join_dataframe_index_multi 21.5843 22.4350 0.9621
read_csv_comment2 26.2610 27.2638 0.9632
write_store 13.9323 14.4345 0.9652
timeseries_period_downsample_mean 10.2110 10.5601 0.9669
read_csv_vb 27.0146 27.8807 0.9689
write_store_table_mixed 991.7591 1022.1848 0.9702
stat_ops_level_series_sum 2.0037 2.0612 0.9721
groupby_frame_apply_overhead 10.8793 11.1625 0.9746
frame_fillna_inplace 11.9844 12.2915 0.9750
frame_iteritems_cached 0.0742 0.0761 0.9752
read_store_mixed 13.2591 13.5911 0.9756
frame_sort_index_by_columns 42.1859 43.2073 0.9764
stats_rank_average_int 19.7597 20.1886 0.9788
groupby_frame_median 5.5557 5.6732 0.9793
frame_ctor_list_of_dict 72.5023 73.9728 0.9801
index_datetime_union 12.6782 12.9208 0.9812
stat_ops_series_std 0.6514 0.6632 0.9822
groupby_frame_cython_many_columns 2.7002 2.7479 0.9826
period_setitem 843.1060 854.2030 0.9870
query_store_table_wide 15.5194 15.7222 0.9871
stats_rank2d_axis1_average 15.3458 15.5261 0.9884
sort_level_one 3.7356 3.7692 0.9911
stats_rank2d_axis0_average 26.0081 26.2205 0.9919
timeseries_asof 9.7938 9.8685 0.9924
read_store_table_panel 1493.6681 1504.2000 0.9930
stat_ops_level_frame_sum 2.6737 2.6915 0.9934
series_drop_duplicates_string 0.5648 0.5678 0.9948
series_align_left_monotonic 17.5371 17.6139 0.9956
reindex_fillna_pad 0.0782 0.0785 0.9963
frame_reindex_axis0 1.1610 1.1606 1.0003
timeseries_slice_minutely 0.0515 0.0515 1.0010
ctor_index_array_string 0.0148 0.0148 1.0010
timeseries_1min_5min_mean 0.6241 0.6231 1.0017
frame_reindex_axis1 2.7216 2.7157 1.0022
join_dataframe_index_single_key_bigger 17.0331 16.9749 1.0034
frame_fancy_lookup 2.1919 2.1755 1.0075
read_csv_standard 12.7835 12.6814 1.0080
append_frame_single_mixed 1.6413 1.6281 1.0081
frame_drop_dup_inplace 3.0013 2.9758 1.0085
groupby_indices 7.3204 7.2458 1.0103
timeseries_1min_5min_ohlc 0.6520 0.6450 1.0108
concat_series_axis1 62.3090 61.6359 1.0109
timeseries_asof_single 0.0462 0.0456 1.0138
frame_reindex_both_axes 0.2624 0.2584 1.0158
unstack_sparse_keyspace 1.2006 1.1787 1.0186
stat_ops_level_frame_sum_multiple 7.1461 7.0128 1.0190
timeseries_large_lookup_value 0.0254 0.0248 1.0210
series_ctor_from_dict 2.8274 2.7666 1.0220
reindex_frame_level_reindex 0.8442 0.8254 1.0228
reindex_fillna_backfill 0.0973 0.0951 1.0228
sort_level_zero 3.8154 3.7198 1.0257
read_store_table_wide 178.3879 173.5430 1.0279
merge_2intkey_nosort 20.8110 20.2428 1.0281
read_store_table_mixed 32.7878 31.8579 1.0292
dataframe_reindex_columns 0.2559 0.2486 1.0292
append_frame_single_homogenous 0.2881 0.2799 1.0296
datetimeindex_normalize 3.1789 3.0859 1.0301
frame_to_string_floats 52.1017 50.5349 1.0310
index_int64_intersection 26.6096 25.8025 1.0313
series_drop_duplicates_int 0.7330 0.7100 1.0324
series_value_counts_int64 2.1885 2.1093 1.0375
frame_constructor_ndarray 0.0417 0.0402 1.0385
stat_ops_level_series_sum_multiple 6.6431 6.3889 1.0398
dti_reset_index 0.1978 0.1894 1.0443
frame_to_csv 326.8771 312.8140 1.0450
groupby_apply_dict_return 44.8592 42.9204 1.0452
concat_small_frames 13.0044 12.4340 1.0459
write_csv_standard 310.0820 296.3982 1.0462
write_store_table_panel 4754.1928 4540.0400 1.0472
groupby_multi_series_op 15.6579 14.9366 1.0483
melt_dataframe 1.6189 1.5438 1.0486
read_parse_dates_iso8601 1.3405 1.2780 1.0489
write_store_table_wide 908.7529 866.2510 1.0491
groupby_multi_cython 17.1857 16.3653 1.0501
frame_get_numeric_data 0.0600 0.0570 1.0523
datetimeindex_add_offset 0.2049 0.1939 1.0566
write_store_table 441.6649 417.2010 1.0586
read_table_multiple_date 2447.0708 2302.5630 1.0628
indexing_panel_subset 0.5616 0.5265 1.0666
match_strings 0.3960 0.3706 1.0687
groupby_series_simple_cython 5.7912 5.4079 1.0709
frame_ctor_nested_dict_int64 124.0461 115.7539 1.0716
frame_drop_duplicates_na 21.8943 20.4239 1.0720
frame_reindex_both_axes_ix 0.3518 0.3272 1.0755
index_datetime_intersection 12.7059 11.7921 1.0775
groupby_multi_python 62.9150 58.3410 1.0784
replace_fillna 1.6407 1.5212 1.0786
frame_ctor_nested_dict 82.6290 76.4521 1.0808
indexing_dataframe_boolean_rows 0.2257 0.2088 1.0809
read_table_multiple_date_baseline 1158.8562 1071.3720 1.0817
join_dataframe_integer_key 1.8876 1.7371 1.0866
reshape_pivot_time_series 187.2802 172.2631 1.0872
series_align_irregular_string 69.1018 63.4313 1.0894
write_store_mixed 34.8185 31.9361 1.0903
series_value_counts_strings 5.7692 5.2803 1.0926
timeseries_timestamp_tzinfo_cons 0.0206 0.0188 1.0943
reshape_unstack_simple 2.9168 2.6569 1.0978
read_store_table 10.5529 9.6076 1.0984
replace_replacena 1.6949 1.5405 1.1003
series_constructor_ndarray 0.0106 0.0097 1.1009
frame_drop_dup_na_inplace 3.0536 2.7255 1.1204
groupby_multi_different_numpy_functions 14.1280 12.5601 1.1248
reshape_stack_simple 2.3761 2.1098 1.1263
indexing_dataframe_boolean_rows_object 0.4973 0.4413 1.1270
lib_fast_zip_fillna 16.5020 14.6356 1.1275
groupby_first 3.4041 3.0132 1.1297
timeseries_asof_nan 11.6815 10.1902 1.1463
datetimeindex_unique 0.1927 0.1676 1.1494
timeseries_sort_index 24.0719 20.9241 1.1504
groupby_sum_booleans 0.8692 0.7514 1.1567
series_string_vector_slice 330.9171 284.9329 1.1614
groupby_pivot_table 21.4290 18.3129 1.1702
frame_insert_500_columns 98.2690 83.2559 1.1803
timeseries_to_datetime_iso8601 5.6211 4.7594 1.1811
frame_fancy_lookup_all 26.3765 22.2771 1.1840
groupby_simple_compress_timing 40.3659 33.9840 1.1878
query_store_table 6.2538 5.2541 1.1903
frame_iteritems 2.5363 2.1235 1.1944
sparse_series_to_frame 160.5530 131.9690 1.2166
groupbym_frame_apply 67.0725 54.3806 1.2334
reindex_frame_level_align 0.8305 0.6723 1.2353
read_store 7.3415 5.9335 1.2373
join_dataframe_index_single_key_small 11.3160 9.0686 1.2478
reindex_multiindex 1.4660 1.1627 1.2609
groupby_multi_size 35.6657 27.5457 1.2948
sparse_frame_constructor 6.8283 5.1579 1.3239
timeseries_timestamp_downsample_mean 11.0256 8.1208 1.3577
timeseries_infer_freq 10.2630 7.5523 1.3589
groupby_last 4.0580 2.8608 1.4185