Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Parallel concatenate #5926

Merged
merged 35 commits into from
Sep 3, 2024
Merged

Conversation

bouweandela
Copy link
Member

@bouweandela bouweandela commented Apr 25, 2024

🚀 Pull Request

Description

Parallelize the comparison of the values of auxiliary coordinates, cell measures, ancillary variables, and derived coordinates during cube concatenation.

Closes #5750


Consult Iris pull request check list


Add any of the below labels to trigger actions on this PR:

  • benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts

Copy link

codecov bot commented May 15, 2024

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.82%. Comparing base (13017e3) to head (7948812).
Report is 1 commits behind head on main.

Additional details and impacted files
@@            Coverage Diff             @@
##             main    #5926      +/-   ##
==========================================
+ Coverage   89.78%   89.82%   +0.03%     
==========================================
  Files          88       88              
  Lines       23060    23146      +86     
  Branches     5031     5043      +12     
==========================================
+ Hits        20704    20790      +86     
  Misses       1624     1624              
  Partials      732      732              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

@bouweandela bouweandela marked this pull request as ready for review May 15, 2024 08:54
@bouweandela bouweandela added the benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts label May 16, 2024
Copy link
Contributor

⏱️ Performance Benchmark Report: 11b4199

Performance shifts
| Change   | Before [95b7ffe5]    | After [11b41997]    |   Ratio | Benchmark (Parameter)                                        |
|----------|----------------------|---------------------|---------|--------------------------------------------------------------|
| +        | 4.89±0.09ms          | 26.3±0.7ms          |    5.38 | load.StructuredFF.time_structured_load((1280, 960, 5), True) |
| +        | 3.69±0.04ms          | 25.1±0.4ms          |    6.81 | load.StructuredFF.time_structured_load((2, 2, 2), True)      |
| +        | 192±3ms              | 234±3ms             |    1.21 | merge_concat.Concatenate.time_concatenate                    |
Full benchmark results

Benchmarks that have stayed the same:

| Change   | Before [95b7ffe5]    | After [11b41997]    |   Ratio | Benchmark (Parameter)                                                                                |
|----------|----------------------|---------------------|---------|------------------------------------------------------------------------------------------------------|
|          | 1.14±0.02ms          | 1.15±0.01ms         |    1.01 | cube.CubeCreation.time_create(False, 'construct')                                                    |
|          | 415±4μs              | 407±6μs             |    0.98 | cube.CubeCreation.time_create(False, 'instantiate')                                                  |
|          | 963±10μs             | 977±20μs            |    1.01 | cube.CubeCreation.time_create(True, 'construct')                                                     |
|          | 602±9μs              | 586±10μs            |    0.97 | cube.CubeCreation.time_create(True, 'instantiate')                                                   |
|          | 231±4ms              | 233±4ms             |    1.01 | cube.CubeEquality.time_equality(False, False, 'all_equal')                                           |
|          | 116±2ms              | 115±2ms             |    0.99 | cube.CubeEquality.time_equality(False, False, 'coord_inequality')                                    |
|          | 243±3ms              | 243±6ms             |    1    | cube.CubeEquality.time_equality(False, False, 'data_inequality')                                     |
|          | 16.8±0.3μs           | 16.9±0.4μs          |    1.01 | cube.CubeEquality.time_equality(False, False, 'metadata_inequality')                                 |
|          | 315±6ms              | 320±5ms             |    1.02 | cube.CubeEquality.time_equality(False, True, 'all_equal')                                            |
|          | 206±2ms              | 204±2ms             |    0.99 | cube.CubeEquality.time_equality(False, True, 'coord_inequality')                                     |
|          | 329±5ms              | 331±5ms             |    1.01 | cube.CubeEquality.time_equality(False, True, 'data_inequality')                                      |
|          | 16.9±0.2μs           | 17.1±0.4μs          |    1.01 | cube.CubeEquality.time_equality(False, True, 'metadata_inequality')                                  |
|          | 232±4ms              | 231±5ms             |    1    | cube.CubeEquality.time_equality(True, False, 'all_equal')                                            |
|          | 116±1ms              | 117±2ms             |    1.01 | cube.CubeEquality.time_equality(True, False, 'coord_inequality')                                     |
|          | 242±4ms              | 241±4ms             |    1    | cube.CubeEquality.time_equality(True, False, 'data_inequality')                                      |
|          | 54.0±0.8μs           | 53.9±0.9μs          |    1    | cube.CubeEquality.time_equality(True, False, 'metadata_inequality')                                  |
|          | 319±6ms              | 320±4ms             |    1    | cube.CubeEquality.time_equality(True, True, 'all_equal')                                             |
|          | 206±2ms              | 207±2ms             |    1    | cube.CubeEquality.time_equality(True, True, 'coord_inequality')                                      |
|          | 330±7ms              | 334±6ms             |    1.01 | cube.CubeEquality.time_equality(True, True, 'data_inequality')                                       |
|          | 54.8±0.5μs           | 55.2±0.7μs          |    1.01 | cube.CubeEquality.time_equality(True, True, 'metadata_inequality')                                   |
|          | 403±3ns              | 405±10ns            |    1    | experimental.ugrid.regions_combine.CombineRegionsComputeRealData.time_compute_data(50)               |
|          | 260±2ms              | 261±2ms             |    1    | experimental.ugrid.regions_combine.CombineRegionsComputeRealData.time_compute_data(500)              |
|          | 15.2±0.3ms           | 15.0±0.3ms          |    0.99 | experimental.ugrid.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(50)            |
|          | 17.5±1ms             | 17.2±0.6ms          |    0.98 | experimental.ugrid.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(500)           |
|          | 5.0                  | 5.0                 |    1    | experimental.ugrid.regions_combine.CombineRegionsCreateCube.track_addedmem_create_combined_cube(50)  |
|          | 5.0                  | 5.0                 |    1    | experimental.ugrid.regions_combine.CombineRegionsCreateCube.track_addedmem_create_combined_cube(500) |
|          | 110±0.9ms            | 111±3ms             |    1    | experimental.ugrid.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(50)          |
|          | 723±4ms              | 723±7ms             |    1    | experimental.ugrid.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(500)         |
|          | 70.8±2ms             | 69.0±2ms            |    0.97 | experimental.ugrid.regions_combine.CombineRegionsSaveData.time_save(50)                              |
|          | 677±6ms              | 679±7ms             |    1    | experimental.ugrid.regions_combine.CombineRegionsSaveData.time_save(500)                             |
|          | 2.1752849999999997   | 2.1752849999999997  |    1    | experimental.ugrid.regions_combine.CombineRegionsSaveData.track_filesize_saved(50)                   |
|          | 216.01528499999998   | 216.01528499999998  |    1    | experimental.ugrid.regions_combine.CombineRegionsSaveData.track_filesize_saved(500)                  |
|          | 682±10μs             | 791±10μs            |    1.16 | import_iris.Iris.time__concatenate                                                                   |
|          | 186±6μs              | 188±9μs             |    1.01 | import_iris.Iris.time__constraints                                                                   |
|          | 113±2μs              | 113±2μs             |    1    | import_iris.Iris.time__data_manager                                                                  |
|          | 95.1±2μs             | 96.0±0.9μs          |    1.01 | import_iris.Iris.time__deprecation                                                                   |
|          | 137±2μs              | 139±1μs             |    1.01 | import_iris.Iris.time__lazy_data                                                                     |
|          | 913±20μs             | 930±10μs            |    1.02 | import_iris.Iris.time__merge                                                                         |
|          | 79.5±2μs             | 79.7±0.5μs          |    1    | import_iris.Iris.time__representation                                                                |
|          | 511±20μs             | 506±10μs            |    0.99 | import_iris.Iris.time_analysis                                                                       |
|          | 150±2μs              | 144±2μs             |    0.96 | import_iris.Iris.time_analysis__area_weighted                                                        |
|          | 113±2μs              | 113±1μs             |    1    | import_iris.Iris.time_analysis__grid_angles                                                          |
|          | 250±4μs              | 254±4μs             |    1.01 | import_iris.Iris.time_analysis__interpolation                                                        |
|          | 188±5μs              | 194±4μs             |    1.03 | import_iris.Iris.time_analysis__regrid                                                               |
|          | 114±2μs              | 116±3μs             |    1.02 | import_iris.Iris.time_analysis__scipy_interpolate                                                    |
|          | 143±4μs              | 143±1μs             |    1    | import_iris.Iris.time_analysis_calculus                                                              |
|          | 337±7μs              | 336±3μs             |    1    | import_iris.Iris.time_analysis_cartography                                                           |
|          | 95.2±2μs             | 96.1±0.7μs          |    1.01 | import_iris.Iris.time_analysis_geomerty                                                              |
|          | 224±3μs              | 227±4μs             |    1.02 | import_iris.Iris.time_analysis_maths                                                                 |
|          | 98.7±0.9μs           | 99.6±1μs            |    1.01 | import_iris.Iris.time_analysis_stats                                                                 |
|          | 178±3μs              | 180±3μs             |    1.01 | import_iris.Iris.time_analysis_trajectory                                                            |
|          | 314±7μs              | 325±10μs            |    1.03 | import_iris.Iris.time_aux_factory                                                                    |
|          | 86.4±1μs             | 86.9±0.6μs          |    1.01 | import_iris.Iris.time_common                                                                         |
|          | 169±3μs              | 172±9μs             |    1.02 | import_iris.Iris.time_common_lenient                                                                 |
|          | 992±9μs              | 1.02±0.04ms         |    1.02 | import_iris.Iris.time_common_metadata                                                                |
|          | 140±3μs              | 142±5μs             |    1.02 | import_iris.Iris.time_common_mixin                                                                   |
|          | 1.22±0.01ms          | 1.22±0.02ms         |    1    | import_iris.Iris.time_common_resolve                                                                 |
|          | 207±5μs              | 209±2μs             |    1.01 | import_iris.Iris.time_config                                                                         |
|          | 116±1μs              | 118±1μs             |    1.02 | import_iris.Iris.time_coord_categorisation                                                           |
|          | 366±10μs             | 376±6μs             |    1.03 | import_iris.Iris.time_coord_systems                                                                  |
|          | 775±20μs             | 754±10μs            |    0.97 | import_iris.Iris.time_coords                                                                         |
|          | 699±30μs             | 680±30μs            |    0.97 | import_iris.Iris.time_cube                                                                           |
|          | 229±5μs              | 230±5μs             |    1    | import_iris.Iris.time_exceptions                                                                     |
|          | 80.4±1μs             | 79.9±0.9μs          |    0.99 | import_iris.Iris.time_experimental                                                                   |
|          | 190±2μs              | 192±2μs             |    1.01 | import_iris.Iris.time_fileformats                                                                    |
|          | 259±7μs              | 260±3μs             |    1    | import_iris.Iris.time_fileformats__ff                                                                |
|          | 2.83±0.2ms           | 2.91±0.1ms          |    1.03 | import_iris.Iris.time_fileformats__ff_cross_references                                               |
|          | 80.9±0.7μs           | 81.5±1μs            |    1.01 | import_iris.Iris.time_fileformats__pp_lbproc_pairs                                                   |
|          | 119±1μs              | 118±2μs             |    1    | import_iris.Iris.time_fileformats_abf                                                                |
|          | 367±10μs             | 381±20μs            |    1.04 | import_iris.Iris.time_fileformats_cf                                                                 |
|          | 5.54±0.2ms           | 5.54±0.1ms          |    1    | import_iris.Iris.time_fileformats_dot                                                                |
|          | 77.4±0.5μs           | 77.8±1μs            |    1.01 | import_iris.Iris.time_fileformats_name                                                               |
|          | 263±3μs              | 266±4μs             |    1.01 | import_iris.Iris.time_fileformats_name_loaders                                                       |
|          | 121±1μs              | 124±2μs             |    1.03 | import_iris.Iris.time_fileformats_netcdf                                                             |
|          | 125±4μs              | 127±4μs             |    1.01 | import_iris.Iris.time_fileformats_nimrod                                                             |
|          | 211±2μs              | 215±4μs             |    1.02 | import_iris.Iris.time_fileformats_nimrod_load_rules                                                  |
|          | 793±10μs             | 796±10μs            |    1    | import_iris.Iris.time_fileformats_pp                                                                 |
|          | 186±3μs              | 184±3μs             |    0.99 | import_iris.Iris.time_fileformats_pp_load_rules                                                      |
|          | 137±1μs              | 136±1μs             |    1    | import_iris.Iris.time_fileformats_pp_save_rules                                                      |
|          | 522±10μs             | 523±6μs             |    1    | import_iris.Iris.time_fileformats_rules                                                              |
|          | 223±4μs              | 228±5μs             |    1.02 | import_iris.Iris.time_fileformats_structured_array_identification                                    |
|          | 85.6±1μs             | 85.0±0.8μs          |    0.99 | import_iris.Iris.time_fileformats_um                                                                 |
|          | 166±0.8μs            | 165±2μs             |    0.99 | import_iris.Iris.time_fileformats_um__fast_load                                                      |
|          | 142±3μs              | 140±2μs             |    0.99 | import_iris.Iris.time_fileformats_um__fast_load_structured_fields                                    |
|          | 77.8±0.5μs           | 78.5±1μs            |    1.01 | import_iris.Iris.time_fileformats_um__ff_replacement                                                 |
|          | 84.5±0.8μs           | 84.2±0.6μs          |    1    | import_iris.Iris.time_fileformats_um__optimal_array_structuring                                      |
|          | 997±10μs             | 1.00±0.01ms         |    1.01 | import_iris.Iris.time_fileformats_um_cf_map                                                          |
|          | 140±2μs              | 142±2μs             |    1.01 | import_iris.Iris.time_io                                                                             |
|          | 182±4μs              | 180±4μs             |    0.99 | import_iris.Iris.time_io_format_picker                                                               |
|          | 209±2μs              | 209±3μs             |    1    | import_iris.Iris.time_iris                                                                           |
|          | 131±2μs              | 133±1μs             |    1.01 | import_iris.Iris.time_iterate                                                                        |
|          | 8.66±0.2ms           | 8.70±0.2ms          |    1    | import_iris.Iris.time_palette                                                                        |
|          | 342±3μs              | 347±4μs             |    1.01 | import_iris.Iris.time_plot                                                                           |
|          | 105±1μs              | 110±2μs             |    1.04 | import_iris.Iris.time_quickplot                                                                      |
|          | 2.15±0.06ms          | 2.17±0.09ms         |    1.01 | import_iris.Iris.time_std_names                                                                      |
|          | 1.77±0.01ms          | 1.77±0.02ms         |    1    | import_iris.Iris.time_symbols                                                                        |
|          | 41.2±1ms             | 42.3±1ms            |    1.03 | import_iris.Iris.time_tests                                                                          |
|          | 233±2μs              | 238±5μs             |    1.03 | import_iris.Iris.time_third_party_cartopy                                                            |
|          | 4.97±0.06ms          | 4.99±0.1ms          |    1    | import_iris.Iris.time_third_party_cf_units                                                           |
|          | 108±2μs              | 111±2μs             |    1.02 | import_iris.Iris.time_third_party_cftime                                                             |
|          | 2.84±0.03ms          | 2.83±0.05ms         |    1    | import_iris.Iris.time_third_party_matplotlib                                                         |
|          | 1.07±0.01ms          | 1.06±0.01ms         |    1    | import_iris.Iris.time_third_party_numpy                                                              |
|          | 161±2μs              | 165±4μs             |    1.03 | import_iris.Iris.time_third_party_scipy                                                              |
|          | 102±0.5μs            | 104±2μs             |    1.01 | import_iris.Iris.time_time                                                                           |
|          | 332±6μs              | 324±3μs             |    0.98 | import_iris.Iris.time_util                                                                           |
|          | 74.6±1μs             | 75.2±1μs            |    1.01 | iterate.IZip.time_izip                                                                               |
|          | 8.33±0.2ms           | 8.36±0.3ms          |    1    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'FF')                                           |
|          | 25.3±0.5ms           | 25.6±0.8ms          |    1.01 | load.LoadAndRealise.time_load((1280, 960, 5), False, 'NetCDF')                                       |
|          | 9.05±0.1ms           | 9.38±0.3ms          |    1.04 | load.LoadAndRealise.time_load((1280, 960, 5), False, 'PP')                                           |
|          | 8.43±0.3ms           | 8.18±0.1ms          |    0.97 | load.LoadAndRealise.time_load((1280, 960, 5), True, 'FF')                                            |
|          | 22.2±0.4ms           | 22.3±0.3ms          |    1.01 | load.LoadAndRealise.time_load((1280, 960, 5), True, 'NetCDF')                                        |
|          | 9.07±0.09ms          | 9.06±0.1ms          |    1    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'PP')                                            |
|          | 1.39±0.01s           | 1.39±0.01s          |    1    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'FF')                                             |
|          | 22.2±0.3ms           | 21.9±0.4ms          |    0.99 | load.LoadAndRealise.time_load((2, 2, 1000), False, 'NetCDF')                                         |
|          | 1.56±0.01s           | 1.54±0.02s          |    0.99 | load.LoadAndRealise.time_load((2, 2, 1000), False, 'PP')                                             |
|          | 1.39±0.01s           | 1.36±0.02s          |    0.98 | load.LoadAndRealise.time_load((2, 2, 1000), True, 'FF')                                              |
|          | 21.9±0.4ms           | 21.8±0.5ms          |    1    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'NetCDF')                                          |
|          | 1.55±0.01s           | 1.54±0.03s          |    1    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'PP')                                              |
|          | 3.99±0.06ms          | 4.02±0.1ms          |    1.01 | load.LoadAndRealise.time_load((50, 50, 2), False, 'FF')                                              |
|          | 21.2±0.5ms           | 21.2±0.5ms          |    1    | load.LoadAndRealise.time_load((50, 50, 2), False, 'NetCDF')                                          |
|          | 4.30±0.09ms          | 4.27±0.2ms          |    0.99 | load.LoadAndRealise.time_load((50, 50, 2), False, 'PP')                                              |
|          | 4.00±0.06ms          | 3.98±0.08ms         |    1    | load.LoadAndRealise.time_load((50, 50, 2), True, 'FF')                                               |
|          | 20.5±0.6ms           | 21.2±0.4ms          |    1.03 | load.LoadAndRealise.time_load((50, 50, 2), True, 'NetCDF')                                           |
|          | 4.26±0.06ms          | 4.32±0.08ms         |    1.01 | load.LoadAndRealise.time_load((50, 50, 2), True, 'PP')                                               |
|          | 34.2±1ms             | 34.3±2ms            |    1    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'FF')                                        |
|          | 20.3±0.7ms           | 20.2±0.9ms          |    1    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'NetCDF')                                    |
|          | 14.0±3ms             | 14.3±1ms            |    1.02 | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'PP')                                        |
|          | 26.4±2ms             | 26.8±3ms            |    1.02 | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'FF')                                         |
|          | 71.7±2ms             | 71.1±2ms            |    0.99 | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'NetCDF')                                     |
|          | 26.0±0.7ms           | 26.1±1ms            |    1    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'PP')                                         |
|          | 457±4ms              | 454±2ms             |    0.99 | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'FF')                                          |
|          | 3.11±0.1ms           | 3.13±0.1ms          |    1.01 | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'NetCDF')                                      |
|          | 461±2ms              | 462±2ms             |    1    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'PP')                                          |
|          | 458±7ms              | 462±4ms             |    1.01 | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'FF')                                           |
|          | 3.06±0.1ms           | 3.16±0.1ms          |    1.03 | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'NetCDF')                                       |
|          | 467±4ms              | 464±4ms             |    0.99 | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'PP')                                           |
|          | 1.52±0.1ms           | 1.58±0.2ms          |    1.05 | load.LoadAndRealise.time_realise((50, 50, 2), False, 'FF')                                           |
|          | 3.22±0.1ms           | 3.11±0.08ms         |    0.96 | load.LoadAndRealise.time_realise((50, 50, 2), False, 'NetCDF')                                       |
|          | 1.61±0.07ms          | 1.67±0.1ms          |    1.03 | load.LoadAndRealise.time_realise((50, 50, 2), False, 'PP')                                           |
|          | 1.65±0.1ms           | 1.68±0.1ms          |    1.02 | load.LoadAndRealise.time_realise((50, 50, 2), True, 'FF')                                            |
|          | 3.16±0.1ms           | 3.29±0.1ms          |    1.04 | load.LoadAndRealise.time_realise((50, 50, 2), True, 'NetCDF')                                        |
|          | 1.64±0.1ms           | 1.70±0.1ms          |    1.04 | load.LoadAndRealise.time_realise((50, 50, 2), True, 'PP')                                            |
|          | 361±5ms              | 358±3ms             |    0.99 | load.ManyVars.time_many_var_load                                                                     |
|          | 8.42±0.2ms           | 8.51±0.2ms          |    1.01 | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'FF')                                     |
|          | 9.29±0.1ms           | 9.40±0.3ms          |    1.01 | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'PP')                                     |
|          | 1.40±0.01s           | 1.41±0.02s          |    1.01 | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'FF')                                       |
|          | 1.59±0.02s           | 1.58±0.02s          |    1    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'PP')                                       |
|          | 4.12±0.09ms          | 4.03±0.1ms          |    0.98 | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'FF')                                          |
|          | 4.43±0.1ms           | 4.30±0.08ms         |    0.97 | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'PP')                                          |
|          | 8.38±0.1ms           | 8.40±0.2ms          |    1    | load.StructuredFF.time_structured_load((1280, 960, 5), False)                                        |
|          | 1.37±0.01s           | 1.36±0.02s          |    0.99 | load.StructuredFF.time_structured_load((2, 2, 1000), False)                                          |
|          | 382±5ms              | 406±5ms             |    1.06 | load.StructuredFF.time_structured_load((2, 2, 1000), True)                                           |
|          | 4.04±0.08ms          | 3.97±0.09ms         |    0.98 | load.StructuredFF.time_structured_load((2, 2, 2), False)                                             |
|          | 155±3ms              | 154±2ms             |    0.99 | load.TimeConstraint.time_time_constraint(20, 'FF')                                                   |
|          | 24.9±0.2ms           | 24.0±0.3ms          |    0.97 | load.TimeConstraint.time_time_constraint(20, 'NetCDF')                                               |
|          | 168±0.5ms            | 168±0.9ms           |    1    | load.TimeConstraint.time_time_constraint(20, 'PP')                                                   |
|          | 31.0±0.7ms           | 30.9±0.6ms          |    1    | load.TimeConstraint.time_time_constraint(3, 'FF')                                                    |
|          | 24.6±0.3ms           | 24.2±0.4ms          |    0.98 | load.TimeConstraint.time_time_constraint(3, 'NetCDF')                                                |
|          | 33.1±0.2ms           | 33.0±0.3ms          |    1    | load.TimeConstraint.time_time_constraint(3, 'PP')                                                    |
|          | 18.1±0.5ms           | 18.5±0.5ms          |    1.02 | load.ugrid.BasicLoading.time_load_file(1)                                                            |
|          | 43.3±0.5ms           | 43.5±0.6ms          |    1    | load.ugrid.BasicLoading.time_load_file(200000)                                                       |
|          | 15.1±0.4ms           | 15.0±0.3ms          |    0.99 | load.ugrid.BasicLoading.time_load_mesh(1)                                                            |
|          | 23.5±0.7ms           | 23.9±0.4ms          |    1.02 | load.ugrid.BasicLoading.time_load_mesh(200000)                                                       |
|          | 18.6±0.7ms           | 18.4±0.5ms          |    0.99 | load.ugrid.BasicLoadingTime.time_load_file(1)                                                        |
|          | 20.8±0.7ms           | 21.5±0.2ms          |    1.04 | load.ugrid.BasicLoadingTime.time_load_file(200000)                                                   |
|          | 15.0±0.4ms           | 14.6±0.5ms          |    0.98 | load.ugrid.BasicLoadingTime.time_load_mesh(1)                                                        |
|          | 17.8±0.8ms           | 18.2±0.4ms          |    1.02 | load.ugrid.BasicLoadingTime.time_load_mesh(200000)                                                   |
|          | 19.1±0.5ms           | 19.5±0.5ms          |    1.02 | load.ugrid.Callback.time_load_file_callback(1)                                                       |
|          | 52.3±0.6ms           | 52.2±0.5ms          |    1    | load.ugrid.Callback.time_load_file_callback(200000)                                                  |
|          | 19.5±0.3ms           | 19.5±0.3ms          |    1    | load.ugrid.CallbackTime.time_load_file_callback(1)                                                   |
|          | 23.6±0.8ms           | 23.4±0.4ms          |    0.99 | load.ugrid.CallbackTime.time_load_file_callback(200000)                                              |
|          | 3.16±0.1ms           | 3.09±0.2ms          |    0.98 | load.ugrid.DataRealisation.time_realise_data(10000)                                                  |
|          | 4.59±1ms             | 4.15±0.2ms          |    0.9  | load.ugrid.DataRealisation.time_realise_data(200000)                                                 |
|          | 42.6±2ms             | 43.4±2ms            |    1.02 | load.ugrid.DataRealisationTime.time_realise_data(10000)                                              |
|          | 845±9ms              | 842±9ms             |    1    | load.ugrid.DataRealisationTime.time_realise_data(200000)                                             |
|          | 49.5±2ms             | 50.0±2ms            |    1.01 | merge_concat.Merge.time_merge                                                                        |
|          | 6.78±0.1ms           | 6.87±0.1ms          |    1.01 | plot.AuxSort.time_aux_sort                                                                           |
|          | 82.0±3ms             | 80.9±2ms            |    0.99 | regridding.CurvilinearRegridding.time_regrid_pic                                                     |
|          | 99.8±1ms             | 99.9±0.7ms          |    1    | regridding.HorizontalChunkedRegridding.time_regrid_area_w                                            |
|          | 51.5±3ms             | 53.6±2ms            |    1.04 | regridding.HorizontalChunkedRegridding.time_regrid_area_w_new_grid                                   |
|          | 4.42±0.2ms           | 4.41±0.2ms          |    1    | save.NetcdfSave.time_netcdf_save_cube(50, False)                                                     |
|          | 77.2±1ms             | 76.6±0.9ms          |    0.99 | save.NetcdfSave.time_netcdf_save_cube(50, True)                                                      |
|          | 54.1±0.8ms           | 54.9±2ms            |    1.01 | save.NetcdfSave.time_netcdf_save_cube(600, False)                                                    |
|          | 581±3ms              | 585±6ms             |    1.01 | save.NetcdfSave.time_netcdf_save_cube(600, True)                                                     |
|          | 90.8±0.4ns           | 90.0±0.6ns          |    0.99 | save.NetcdfSave.time_netcdf_save_mesh(50, False)                                                     |
|          | 59.0±0.7ms           | 57.8±0.9ms          |    0.98 | save.NetcdfSave.time_netcdf_save_mesh(50, True)                                                      |
|          | 89.9±0.7ns           | 90.4±1ns            |    1.01 | save.NetcdfSave.time_netcdf_save_mesh(600, False)                                                    |
|          | 518±5ms              | 514±4ms             |    0.99 | save.NetcdfSave.time_netcdf_save_mesh(600, True)                                                     |
|          | 43.3±0.9ms           | 43.5±0.9ms          |    1.01 | stats.PearsonR.time_lazy                                                                             |
|          | 19.5±0.5ms           | 19.4±0.3ms          |    0.99 | stats.PearsonR.time_real                                                                             |
|          | 23.3±1ms             | 22.6±1ms            |    0.97 | trajectory.TrajectoryInterpolation.time_trajectory_linear                                            |
|          | 60.4±0.7ms           | 59.5±0.6ms          |    0.98 | trajectory.TrajectoryInterpolation.time_trajectory_nearest                                           |

Benchmarks that have got worse:

| Change   | Before [95b7ffe5]    | After [11b41997]    |   Ratio | Benchmark (Parameter)                                        |
|----------|----------------------|---------------------|---------|--------------------------------------------------------------|
| +        | 4.89±0.09ms          | 26.3±0.7ms          |    5.38 | load.StructuredFF.time_structured_load((1280, 960, 5), True) |
| +        | 3.69±0.04ms          | 25.1±0.4ms          |    6.81 | load.StructuredFF.time_structured_load((2, 2, 2), True)      |
| +        | 192±3ms              | 234±3ms             |    1.21 | merge_concat.Concatenate.time_concatenate                    |

Generated by GHA run 9112533915

@bouweandela
Copy link
Member Author

The benchmark report is a bit puzzling. I will look into it. Is there already a benchmark for concatenate?

@trexfeathers
Copy link
Contributor

The benchmark report is a bit puzzling. I will look into it. Is there already a benchmark for concatenate?

class Concatenate:
# TODO: Improve coverage.
cube_list: CubeList
def setup(self):
source_cube = realistic_4d_w_everything()
second_cube = source_cube.copy()
first_dim_coord = second_cube.coord(dimensions=0, dim_coords=True)
first_dim_coord.points = (
first_dim_coord.points + np.ptp(first_dim_coord.points) + 1
)
self.cube_list = CubeList([source_cube, second_cube])
def time_concatenate(self):
_ = self.cube_list.concatenate_cube()
@TrackAddedMemoryAllocation.decorator_repeating()
def track_mem_merge(self):
_ = self.cube_list.concatenate_cube()

@bouweandela bouweandela added benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts and removed benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts labels Jun 25, 2024
Copy link
Contributor

⏱️ Performance Benchmark Report: 060ea39

Performance shifts
| Change   | Before [788b6f99]    | After [060ea399]    |   Ratio | Benchmark (Parameter)                                        |
|----------|----------------------|---------------------|---------|--------------------------------------------------------------|
| +        | 4.69±0.04ms          | 14.5±0.2ms          |    3.09 | load.StructuredFF.time_structured_load((1280, 960, 5), True) |
| +        | 3.50±0.01ms          | 13.6±0.3ms          |    3.87 | load.StructuredFF.time_structured_load((2, 2, 2), True)      |
Full benchmark results

Benchmarks that have stayed the same:

| Change   | Before [788b6f99]    | After [060ea399]    | Ratio   | Benchmark (Parameter)                                                                                  |
|----------|----------------------|---------------------|---------|--------------------------------------------------------------------------------------------------------|
|          | 52.9±0.7ms           | 53.1±0.4ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(False)                                         |
|          | 54.0±1ms             | 53.3±0.5ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(True)                                          |
|          | 191±2ms              | 189±2ms             | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(False)                               |
|          | 192±2ms              | 190±2ms             | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(True)                                |
|          | 36.5±0.5ms           | 36.2±0.3ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(False)                                         |
|          | 37.6±0.6ms           | 37.2±0.4ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(True)                                          |
|          | 36.5±0.6ms           | 36.6±0.3ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(False)                                         |
|          | 37.3±0.4ms           | 37.2±0.4ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(True)                                          |
|          | 46.7±0.4ms           | 46.7±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(False)                                           |
|          | 47.4±0.5ms           | 47.2±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(True)                                            |
|          | 119±0.9ms            | 119±1ms             | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(False)                                       |
|          | 121±2ms              | 121±0.9ms           | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(True)                                        |
|          | 51.1±0.7ms           | 51.0±0.4ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(False)                                          |
|          | 51.5±0.6ms           | 51.7±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(True)                                           |
|          | 36.3±0.5ms           | 36.4±0.2ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(False)                                        |
|          | 37.2±0.5ms           | 37.2±0.3ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(True)                                         |
|          | 46.3±0.6ms           | 47.0±0.5ms          | 1.02    | aggregate_collapse.Aggregation.time_aggregated_by_MIN(False)                                           |
|          | 46.6±0.4ms           | 47.5±0.7ms          | 1.02    | aggregate_collapse.Aggregation.time_aggregated_by_MIN(True)                                            |
|          | 1.31±0.02s           | 1.31±0.01s          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(False)                                          |
|          | 1.31±0.02s           | 1.32±0.01s          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(True)                                           |
|          | 673±10ms             | 669±10ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(False)                                    |
|          | 683±10ms             | 679±10ms            | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(True)                                     |
|          | 34.6±0.3ms           | 34.9±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(False)                                    |
|          | 35.0±0.3ms           | 35.5±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(True)                                     |
|          | 61.7±0.9ms           | 61.7±0.9ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(False)                                           |
|          | 62.3±1ms             | 62.3±0.3ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(True)                                            |
|          | 65.5±0.6ms           | 66.1±0.6ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(False)                                       |
|          | 65.6±0.8ms           | 66.2±0.7ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(True)                                        |
|          | 60.5±0.5ms           | 61.3±0.6ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(False)                                      |
|          | 61.5±0.6ms           | 61.9±0.4ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(True)                                       |
|          | 19.6±0.6ms           | 19.6±0.2ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(False)                                          |
|          | 22.9±0.7ms           | 23.0±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(True)                                           |
|          | 129±2ms              | 129±0.6ms           | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(False)                                |
|          | 142±0.6ms            | 143±0.9ms           | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(True)                                 |
|          | 17.9±0.5ms           | 17.7±0.3ms          | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(False)                                          |
|          | 21.7±0.4ms           | 21.5±0.2ms          | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(True)                                           |
|          | 17.6±0.5ms           | 17.8±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(False)                                          |
|          | 21.6±0.5ms           | 21.6±0.2ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(True)                                           |
|          | 18.3±0.2ms           | 18.3±0.2ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_MAX(False)                                            |
|          | 21.9±0.5ms           | 22.1±0.2ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MAX(True)                                             |
|          | 34.4±0.5ms           | 34.6±0.8ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(False)                                        |
|          | 37.7±0.6ms           | 38.1±1ms            | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(True)                                         |
|          | 18.7±0.6ms           | 18.8±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(False)                                           |
|          | 22.3±0.2ms           | 22.4±0.4ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(True)                                            |
|          | 18.4±0.2ms           | 18.8±0.6ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(False)                                         |
|          | 22.1±0.4ms           | 22.3±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(True)                                          |
|          | 18.2±0.5ms           | 18.5±0.4ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(False)                                            |
|          | 21.7±0.2ms           | 22.1±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(True)                                             |
|          | 550±5ms              | 555±3ms             | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(False)                                           |
|          | 553±3ms              | 561±5ms             | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(True)                                            |
|          | 149±2ms              | 149±1ms             | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(False)                                     |
|          | 167±2ms              | 165±1ms             | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(True)                                      |
|          | 17.8±0.3ms           | 17.6±0.3ms          | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(False)                                     |
|          | 21.2±0.3ms           | 21.3±0.3ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(True)                                      |
|          | 21.0±0.4ms           | 20.9±0.6ms          | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_RMS(False)                                            |
|          | 24.3±0.5ms           | 24.4±0.2ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_RMS(True)                                             |
|          | 20.9±0.3ms           | 20.8±0.4ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(False)                                        |
|          | 24.5±0.3ms           | 24.6±0.4ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(True)                                         |
|          | 20.2±0.5ms           | 20.5±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(False)                                       |
|          | 23.9±0.7ms           | 23.9±0.2ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(True)                                        |
|          | 82.1±0.8ms           | 82.6±0.6ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(False)                                |
|          | 81.9±0.6ms           | 83.5±0.8ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(True)                                 |
|          | 93.4±1ms             | 95.2±1ms            | 1.02    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(False)                                 |
|          | 94.6±0.7ms           | 95.7±0.6ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(True)                                  |
|          | 57.4±0.7ms           | 58.1±0.7ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(False)                                 |
|          | 58.0±0.7ms           | 59.0±0.6ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(True)                                  |
|          | 28.8±0.4ms           | 28.7±0.6ms          | 1.00    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(False)                                 |
|          | 32.3±0.6ms           | 32.8±0.3ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(True)                                  |
|          | 31.0±0.4ms           | 31.2±0.5ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(False)                                  |
|          | 34.6±0.3ms           | 34.5±0.4ms          | 1.00    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(True)                                   |
|          | 25.4±0.1ms           | 25.6±0.5ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(False)                                  |
|          | 28.9±0.4ms           | 29.6±0.5ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(True)                                   |
|          | 321±4ms              | 325±4ms             | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(False)                          |
|          | 344±3ms              | 348±4ms             | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(True)                           |
|          | 1.09±0.01ms          | 1.12±0.02ms         | 1.02    | cube.CubeCreation.time_create(False, 'construct')                                                      |
|          | 394±5μs              | 395±7μs             | 1.00    | cube.CubeCreation.time_create(False, 'instantiate')                                                    |
|          | 920±4μs              | 939±8μs             | 1.02    | cube.CubeCreation.time_create(True, 'construct')                                                       |
|          | 561±4μs              | 573±7μs             | 1.02    | cube.CubeCreation.time_create(True, 'instantiate')                                                     |
|          | 223±3ms              | 224±3ms             | 1.01    | cube.CubeEquality.time_equality(False, False, 'all_equal')                                             |
|          | 112±1ms              | 112±0.9ms           | 1.00    | cube.CubeEquality.time_equality(False, False, 'coord_inequality')                                      |
|          | 231±4ms              | 235±3ms             | 1.01    | cube.CubeEquality.time_equality(False, False, 'data_inequality')                                       |
|          | 16.5±0.1μs           | 16.5±0.3μs          | 1.00    | cube.CubeEquality.time_equality(False, False, 'metadata_inequality')                                   |
|          | 306±2ms              | 306±6ms             | 1.00    | cube.CubeEquality.time_equality(False, True, 'all_equal')                                              |
|          | 196±2ms              | 197±4ms             | 1.00    | cube.CubeEquality.time_equality(False, True, 'coord_inequality')                                       |
|          | 315±4ms              | 314±4ms             | 1.00    | cube.CubeEquality.time_equality(False, True, 'data_inequality')                                        |
|          | 16.5±0.2μs           | 16.5±0.3μs          | 1.00    | cube.CubeEquality.time_equality(False, True, 'metadata_inequality')                                    |
|          | 220±3ms              | 223±4ms             | 1.01    | cube.CubeEquality.time_equality(True, False, 'all_equal')                                              |
|          | 111±1ms              | 112±2ms             | 1.01    | cube.CubeEquality.time_equality(True, False, 'coord_inequality')                                       |
|          | 231±3ms              | 233±3ms             | 1.01    | cube.CubeEquality.time_equality(True, False, 'data_inequality')                                        |
|          | 52.7±0.4μs           | 52.6±0.7μs          | 1.00    | cube.CubeEquality.time_equality(True, False, 'metadata_inequality')                                    |
|          | 305±3ms              | 308±5ms             | 1.01    | cube.CubeEquality.time_equality(True, True, 'all_equal')                                               |
|          | 197±2ms              | 198±3ms             | 1.01    | cube.CubeEquality.time_equality(True, True, 'coord_inequality')                                        |
|          | 313±3ms              | 320±5ms             | 1.02    | cube.CubeEquality.time_equality(True, True, 'data_inequality')                                         |
|          | 54.1±0.6μs           | 54.5±0.8μs          | 1.01    | cube.CubeEquality.time_equality(True, True, 'metadata_inequality')                                     |
|          | 400±2ns              | 401±8ns             | 1.00    | experimental.ugrid.regions_combine.CombineRegionsComputeRealData.time_compute_data(50)                 |
|          | 279±2ms              | 279±2ms             | 1.00    | experimental.ugrid.regions_combine.CombineRegionsComputeRealData.time_compute_data(500)                |
|          | 0.6                  | 0.6                 | 1.00    | experimental.ugrid.regions_combine.CombineRegionsComputeRealData.track_addedmem_compute_data(50)       |
|          | 57.3                 | 57.3                | 1.00    | experimental.ugrid.regions_combine.CombineRegionsComputeRealData.track_addedmem_compute_data(500)      |
|          | 14.2±0.2ms           | 14.3±0.2ms          | 1.00    | experimental.ugrid.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(50)              |
|          | 15.9±0.6ms           | 16.1±0.2ms          | 1.01    | experimental.ugrid.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(500)             |
|          | 0.5                  | 0.5                 | 1.00    | experimental.ugrid.regions_combine.CombineRegionsCreateCube.track_addedmem_create_combined_cube(50)    |
|          | 11.8                 | 11.8                | 1.00    | experimental.ugrid.regions_combine.CombineRegionsCreateCube.track_addedmem_create_combined_cube(500)   |
|          | 104±0.8ms            | 104±2ms             | 1.00    | experimental.ugrid.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(50)            |
|          | 720±6ms              | 720±10ms            | 1.00    | experimental.ugrid.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(500)           |
|          | 1.4                  | 1.4                 | 1.00    | experimental.ugrid.regions_combine.CombineRegionsFileStreamedCalc.track_addedmem_stream_file2file(50)  |
|          | 92.0                 | 92.0                | 1.00    | experimental.ugrid.regions_combine.CombineRegionsFileStreamedCalc.track_addedmem_stream_file2file(500) |
|          | 66.6±0.8ms           | 66.0±0.8ms          | 0.99    | experimental.ugrid.regions_combine.CombineRegionsSaveData.time_save(50)                                |
|          | 678±6ms              | 679±8ms             | 1.00    | experimental.ugrid.regions_combine.CombineRegionsSaveData.time_save(500)                               |
|          | 1.4                  | 1.3                 | 0.93    | experimental.ugrid.regions_combine.CombineRegionsSaveData.track_addedmem_save(50)                      |
|          | 92.0                 | 92.0                | 1.00    | experimental.ugrid.regions_combine.CombineRegionsSaveData.track_addedmem_save(500)                     |
|          | 2.1752849999999997   | 2.1752849999999997  | 1.00    | experimental.ugrid.regions_combine.CombineRegionsSaveData.track_filesize_saved(50)                     |
|          | 216.01528499999998   | 216.01528499999998  | 1.00    | experimental.ugrid.regions_combine.CombineRegionsSaveData.track_filesize_saved(500)                    |
|          | 657±4μs              | 770±6μs             | 1.17    | import_iris.Iris.time__concatenate                                                                     |
|          | 179±2μs              | 183±1μs             | 1.02    | import_iris.Iris.time__constraints                                                                     |
|          | 110±0.9μs            | 111±1μs             | 1.01    | import_iris.Iris.time__data_manager                                                                    |
|          | 94.3±1μs             | 94.7±0.8μs          | 1.00    | import_iris.Iris.time__deprecation                                                                     |
|          | 134±2μs              | 134±0.5μs           | 1.00    | import_iris.Iris.time__lazy_data                                                                       |
|          | 897±4μs              | 900±4μs             | 1.00    | import_iris.Iris.time__merge                                                                           |
|          | 77.4±0.6μs           | 77.3±0.5μs          | 1.00    | import_iris.Iris.time__representation                                                                  |
|          | 477±2μs              | 481±2μs             | 1.01    | import_iris.Iris.time_analysis                                                                         |
|          | 139±1μs              | 140±2μs             | 1.00    | import_iris.Iris.time_analysis__area_weighted                                                          |
|          | 108±0.6μs            | 109±1μs             | 1.01    | import_iris.Iris.time_analysis__grid_angles                                                            |
|          | 240±1μs              | 242±2μs             | 1.01    | import_iris.Iris.time_analysis__interpolation                                                          |
|          | 186±3μs              | 187±2μs             | 1.01    | import_iris.Iris.time_analysis__regrid                                                                 |
|          | 111±1μs              | 112±1μs             | 1.01    | import_iris.Iris.time_analysis__scipy_interpolate                                                      |
|          | 137±1μs              | 140±1μs             | 1.02    | import_iris.Iris.time_analysis_calculus                                                                |
|          | 320±2μs              | 329±5μs             | 1.03    | import_iris.Iris.time_analysis_cartography                                                             |
|          | 94.4±0.7μs           | 96.9±2μs            | 1.03    | import_iris.Iris.time_analysis_geomerty                                                                |
|          | 215±2μs              | 216±3μs             | 1.00    | import_iris.Iris.time_analysis_maths                                                                   |
|          | 97.4±0.5μs           | 98.0±0.9μs          | 1.01    | import_iris.Iris.time_analysis_stats                                                                   |
|          | 173±2μs              | 180±3μs             | 1.04    | import_iris.Iris.time_analysis_trajectory                                                              |
|          | 300±3μs              | 306±4μs             | 1.02    | import_iris.Iris.time_aux_factory                                                                      |
|          | 84.0±0.6μs           | 84.0±0.6μs          | 1.00    | import_iris.Iris.time_common                                                                           |
|          | 160±0.7μs            | 164±2μs             | 1.02    | import_iris.Iris.time_common_lenient                                                                   |
|          | 968±6μs              | 977±6μs             | 1.01    | import_iris.Iris.time_common_metadata                                                                  |
|          | 132±2μs              | 133±1μs             | 1.01    | import_iris.Iris.time_common_mixin                                                                     |
|          | 1.18±0.01ms          | 1.18±0.01ms         | 1.00    | import_iris.Iris.time_common_resolve                                                                   |
|          | 198±2μs              | 200±2μs             | 1.01    | import_iris.Iris.time_config                                                                           |
|          | 116±0.8μs            | 116±1μs             | 1.01    | import_iris.Iris.time_coord_categorisation                                                             |
|          | 353±3μs              | 360±3μs             | 1.02    | import_iris.Iris.time_coord_systems                                                                    |
|          | 734±3μs              | 743±6μs             | 1.01    | import_iris.Iris.time_coords                                                                           |
|          | 667±5μs              | 672±7μs             | 1.01    | import_iris.Iris.time_cube                                                                             |
|          | 225±3μs              | 229±4μs             | 1.02    | import_iris.Iris.time_exceptions                                                                       |
|          | 78.0±0.7μs           | 78.9±0.7μs          | 1.01    | import_iris.Iris.time_experimental                                                                     |
|          | 187±1μs              | 187±2μs             | 1.00    | import_iris.Iris.time_fileformats                                                                      |
|          | 250±3μs              | 253±4μs             | 1.01    | import_iris.Iris.time_fileformats__ff                                                                  |
|          | 2.66±0.02ms          | 2.67±0.02ms         | 1.00    | import_iris.Iris.time_fileformats__ff_cross_references                                                 |
|          | 79.2±0.2μs           | 80.0±0.6μs          | 1.01    | import_iris.Iris.time_fileformats__pp_lbproc_pairs                                                     |
|          | 114±0.3μs            | 115±1μs             | 1.01    | import_iris.Iris.time_fileformats_abf                                                                  |
|          | 349±2μs              | 356±3μs             | 1.02    | import_iris.Iris.time_fileformats_cf                                                                   |
|          | 5.32±0.04ms          | 5.35±0.07ms         | 1.01    | import_iris.Iris.time_fileformats_dot                                                                  |
|          | 74.9±2μs             | 76.5±0.4μs          | 1.02    | import_iris.Iris.time_fileformats_name                                                                 |
|          | 253±5μs              | 257±2μs             | 1.01    | import_iris.Iris.time_fileformats_name_loaders                                                         |
|          | 119±1μs              | 119±0.8μs           | 1.00    | import_iris.Iris.time_fileformats_netcdf                                                               |
|          | 122±1μs              | 125±2μs             | 1.03    | import_iris.Iris.time_fileformats_nimrod                                                               |
|          | 211±2μs              | 216±3μs             | 1.02    | import_iris.Iris.time_fileformats_nimrod_load_rules                                                    |
|          | 775±5μs              | 778±4μs             | 1.00    | import_iris.Iris.time_fileformats_pp                                                                   |
|          | 179±2μs              | 180±2μs             | 1.01    | import_iris.Iris.time_fileformats_pp_load_rules                                                        |
|          | 132±1μs              | 135±2μs             | 1.02    | import_iris.Iris.time_fileformats_pp_save_rules                                                        |
|          | 507±3μs              | 511±2μs             | 1.01    | import_iris.Iris.time_fileformats_rules                                                                |
|          | 218±1μs              | 219±3μs             | 1.01    | import_iris.Iris.time_fileformats_structured_array_identification                                      |
|          | 83.4±0.5μs           | 84.8±0.5μs          | 1.02    | import_iris.Iris.time_fileformats_um                                                                   |
|          | 159±1μs              | 161±2μs             | 1.01    | import_iris.Iris.time_fileformats_um__fast_load                                                        |
|          | 137±1μs              | 138±0.9μs           | 1.01    | import_iris.Iris.time_fileformats_um__fast_load_structured_fields                                      |
|          | 76.0±0.4μs           | 77.0±0.6μs          | 1.01    | import_iris.Iris.time_fileformats_um__ff_replacement                                                   |
|          | 82.4±0.6μs           | 82.1±0.4μs          | 1.00    | import_iris.Iris.time_fileformats_um__optimal_array_structuring                                        |
|          | 962±20μs             | 965±8μs             | 1.00    | import_iris.Iris.time_fileformats_um_cf_map                                                            |
|          | 135±0.7μs            | 139±2μs             | 1.03    | import_iris.Iris.time_io                                                                               |
|          | 170±2μs              | 173±2μs             | 1.02    | import_iris.Iris.time_io_format_picker                                                                 |
|          | 202±3μs              | 203±3μs             | 1.01    | import_iris.Iris.time_iris                                                                             |
|          | 126±0.9μs            | 130±2μs             | 1.03    | import_iris.Iris.time_iterate                                                                          |
|          | 8.39±0.04ms          | 8.46±0.07ms         | 1.01    | import_iris.Iris.time_palette                                                                          |
|          | 2.20±0.03ms          | 2.22±0.04ms         | 1.01    | import_iris.Iris.time_plot                                                                             |
|          | 104±0.4μs            | 104±0.9μs           | 1.00    | import_iris.Iris.time_quickplot                                                                        |
|          | 2.10±0.01ms          | 2.11±0.01ms         | 1.00    | import_iris.Iris.time_std_names                                                                        |
|          | 1.77±0.03ms          | 1.77±0.02ms         | 1.00    | import_iris.Iris.time_symbols                                                                          |
|          | 273±10ms             | 274±10ms            | 1.00    | import_iris.Iris.time_tests                                                                            |
|          | 227±2μs              | 228±2μs             | 1.01    | import_iris.Iris.time_third_party_cartopy                                                              |
|          | 4.82±0.05ms          | 4.82±0.03ms         | 1.00    | import_iris.Iris.time_third_party_cf_units                                                             |
|          | 107±0.7μs            | 107±0.9μs           | 1.00    | import_iris.Iris.time_third_party_cftime                                                               |
|          | 2.75±0.03ms          | 2.76±0.03ms         | 1.00    | import_iris.Iris.time_third_party_matplotlib                                                           |
|          | 1.06±0.01ms          | 1.07±0.01ms         | 1.01    | import_iris.Iris.time_third_party_numpy                                                                |
|          | 159±3μs              | 161±2μs             | 1.01    | import_iris.Iris.time_third_party_scipy                                                                |
|          | 99.4±1μs             | 99.9±1μs            | 1.01    | import_iris.Iris.time_time                                                                             |
|          | 318±5μs              | 321±3μs             | 1.01    | import_iris.Iris.time_util                                                                             |
|          | 72.9±1μs             | 72.5±0.5μs          | 0.99    | iterate.IZip.time_izip                                                                                 |
|          | 7.98±0.09ms          | 8.10±0.02ms         | 1.02    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'FF')                                             |
|          | 23.3±0.2ms           | 23.7±0.2ms          | 1.02    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'NetCDF')                                         |
|          | 8.69±0.01ms          | 8.98±0.09ms         | 1.03    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'PP')                                             |
|          | 7.91±0.08ms          | 8.11±0.1ms          | 1.03    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'FF')                                              |
|          | 21.0±0.1ms           | 21.1±0.5ms          | 1.00    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'NetCDF')                                          |
|          | 8.73±0.07ms          | 8.88±0.1ms          | 1.02    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'PP')                                              |
|          | 1.35±0.01s           | 1.34±0.01s          | 1.00    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'FF')                                               |
|          | 20.4±0.3ms           | 20.8±0.3ms          | 1.02    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'NetCDF')                                           |
|          | 1.49±0.01s           | 1.51±0.01s          | 1.01    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'PP')                                               |
|          | 1.34±0.01s           | 1.34±0.02s          | 1.00    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'FF')                                                |
|          | 20.3±0.3ms           | 21.0±0.1ms          | 1.04    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'NetCDF')                                            |
|          | 1.48±0.02s           | 1.51±0.02s          | 1.02    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'PP')                                                |
|          | 3.88±0.03ms          | 3.88±0.03ms         | 1.00    | load.LoadAndRealise.time_load((50, 50, 2), False, 'FF')                                                |
|          | 19.4±0.1ms           | 19.8±0.3ms          | 1.02    | load.LoadAndRealise.time_load((50, 50, 2), False, 'NetCDF')                                            |
|          | 4.18±0.02ms          | 4.17±0.02ms         | 1.00    | load.LoadAndRealise.time_load((50, 50, 2), False, 'PP')                                                |
|          | 3.84±0.06ms          | 3.88±0.02ms         | 1.01    | load.LoadAndRealise.time_load((50, 50, 2), True, 'FF')                                                 |
|          | 19.6±0.1ms           | 19.9±0.3ms          | 1.01    | load.LoadAndRealise.time_load((50, 50, 2), True, 'NetCDF')                                             |
|          | 4.14±0.02ms          | 4.21±0.05ms         | 1.02    | load.LoadAndRealise.time_load((50, 50, 2), True, 'PP')                                                 |
|          | 31.3±1ms             | 31.6±1ms            | 1.01    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'FF')                                          |
|          | 19.3±0.7ms           | 19.1±0.6ms          | 0.99    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'NetCDF')                                      |
|          | 13.8±2ms             | 13.6±1ms            | 0.98    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'PP')                                          |
|          | 26.1±2ms             | 25.6±1ms            | 0.98    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'FF')                                           |
|          | 70.7±2ms             | 70.6±2ms            | 1.00    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'NetCDF')                                       |
|          | 25.6±1ms             | 25.3±0.6ms          | 0.99    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'PP')                                           |
|          | 431±6ms              | 436±5ms             | 1.01    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'FF')                                            |
|          | 2.95±0.1ms           | 2.94±0.1ms          | 1.00    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'NetCDF')                                        |
|          | 437±7ms              | 448±5ms             | 1.03    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'PP')                                            |
|          | 437±9ms              | 449±5ms             | 1.03    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'FF')                                             |
|          | 2.89±0.09ms          | 2.97±0.05ms         | 1.03    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'NetCDF')                                         |
|          | 442±6ms              | 448±6ms             | 1.01    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'PP')                                             |
|          | 1.52±0.08ms          | 1.59±0.08ms         | 1.05    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'FF')                                             |
|          | 2.87±0.1ms           | 2.92±0.08ms         | 1.02    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'NetCDF')                                         |
|          | 1.55±0.09ms          | 1.58±0.07ms         | 1.02    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'PP')                                             |
|          | 1.56±0.08ms          | 1.54±0.1ms          | 0.99    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'FF')                                              |
|          | 2.94±0.09ms          | 2.96±0.1ms          | 1.01    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'NetCDF')                                          |
|          | 1.58±0.08ms          | 1.55±0.09ms         | 0.98    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'PP')                                              |
|          | 354±3ms              | 355±3ms             | 1.00    | load.ManyVars.time_many_var_load                                                                       |
|          | 8.13±0.05ms          | 8.19±0.04ms         | 1.01    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'FF')                                       |
|          | 8.90±0.05ms          | 9.07±0.08ms         | 1.02    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'PP')                                       |
|          | 1.34±0.01s           | 1.36±0.01s          | 1.02    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'FF')                                         |
|          | 1.53±0.02s           | 1.54±0.01s          | 1.01    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'PP')                                         |
|          | 3.91±0.03ms          | 3.92±0.03ms         | 1.00    | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'FF')                                            |
|          | 4.19±0.03ms          | 4.25±0.01ms         | 1.01    | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'PP')                                            |
|          | 7.95±0.03ms          | 8.03±0.08ms         | 1.01    | load.StructuredFF.time_structured_load((1280, 960, 5), False)                                          |
|          | 1.33±0.02s           | 1.34±0.02s          | 1.01    | load.StructuredFF.time_structured_load((2, 2, 1000), False)                                            |
|          | 360±8ms              | 381±3ms             | 1.06    | load.StructuredFF.time_structured_load((2, 2, 1000), True)                                             |
|          | 3.89±0.02ms          | 3.88±0.02ms         | 1.00    | load.StructuredFF.time_structured_load((2, 2, 2), False)                                               |
|          | 142±2ms              | 146±2ms             | 1.02    | load.TimeConstraint.time_time_constraint(20, 'FF')                                                     |
|          | 22.7±0.2ms           | 23.2±0.4ms          | 1.02    | load.TimeConstraint.time_time_constraint(20, 'NetCDF')                                                 |
|          | 161±2ms              | 161±1ms             | 1.00    | load.TimeConstraint.time_time_constraint(20, 'PP')                                                     |
|          | 28.4±0.2ms           | 28.5±0.2ms          | 1.01    | load.TimeConstraint.time_time_constraint(3, 'FF')                                                      |
|          | 22.6±0.2ms           | 23.0±0.3ms          | 1.02    | load.TimeConstraint.time_time_constraint(3, 'NetCDF')                                                  |
|          | 30.6±0.1ms           | 30.9±0.4ms          | 1.01    | load.TimeConstraint.time_time_constraint(3, 'PP')                                                      |
|          | 17.0±0.3ms           | 17.6±0.2ms          | 1.03    | load.ugrid.BasicLoading.time_load_file(1)                                                              |
|          | 40.0±0.4ms           | 41.3±0.4ms          | 1.03    | load.ugrid.BasicLoading.time_load_file(200000)                                                         |
|          | 14.0±0.2ms           | 14.1±0.2ms          | 1.01    | load.ugrid.BasicLoading.time_load_mesh(1)                                                              |
|          | 21.6±0.5ms           | 21.9±0.7ms          | 1.01    | load.ugrid.BasicLoading.time_load_mesh(200000)                                                         |
|          | 17.0±0.3ms           | 17.6±0.1ms          | 1.04    | load.ugrid.BasicLoadingTime.time_load_file(1)                                                          |
|          | 19.9±0.7ms           | 20.7±0.6ms          | 1.04    | load.ugrid.BasicLoadingTime.time_load_file(200000)                                                     |
|          | 13.7±0.1ms           | 14.0±0.3ms          | 1.02    | load.ugrid.BasicLoadingTime.time_load_mesh(1)                                                          |
|          | 16.7±0.6ms           | 16.8±0.4ms          | 1.01    | load.ugrid.BasicLoadingTime.time_load_mesh(200000)                                                     |
|          | 18.0±0.3ms           | 18.2±0.5ms          | 1.01    | load.ugrid.Callback.time_load_file_callback(1)                                                         |
|          | 49.4±0.7ms           | 50.4±0.9ms          | 1.02    | load.ugrid.Callback.time_load_file_callback(200000)                                                    |
|          | 18.3±0.3ms           | 18.4±0.5ms          | 1.00    | load.ugrid.CallbackTime.time_load_file_callback(1)                                                     |
|          | 21.5±0.5ms           | 22.4±0.6ms          | 1.04    | load.ugrid.CallbackTime.time_load_file_callback(200000)                                                |
|          | 2.70±0.07ms          | 2.79±0.1ms          | 1.03    | load.ugrid.DataRealisation.time_realise_data(10000)                                                    |
|          | 5.34±0.08ms          | 3.90±0.9ms          | ~0.73   | load.ugrid.DataRealisation.time_realise_data(200000)                                                   |
|          | 36.7±1ms             | 37.7±2ms            | 1.03    | load.ugrid.DataRealisationTime.time_realise_data(10000)                                                |
|          | 799±8ms              | 803±5ms             | 1.01    | load.ugrid.DataRealisationTime.time_realise_data(200000)                                               |
|          | 184±3ms              | 199±1ms             | 1.08    | merge_concat.Concatenate.time_concatenate                                                              |
|          | 226.9                | 227.1               | 1.00    | merge_concat.Concatenate.track_mem_merge                                                               |
|          | 47.4±1ms             | 47.9±1ms            | 1.01    | merge_concat.Merge.time_merge                                                                          |
|          | 10.9                 | 10.9                | 1.00    | merge_concat.Merge.track_mem_merge                                                                     |
|          | 6.55±0.08ms          | 6.60±0.1ms          | 1.01    | plot.AuxSort.time_aux_sort                                                                             |
|          | 74.4±5ms             | 75.7±4ms            | 1.02    | regridding.CurvilinearRegridding.time_regrid_pic                                                       |
|          | 144.8                | 144.8               | 1.00    | regridding.CurvilinearRegridding.track_mem_regrid_pic                                                  |
|          | 98.1±1ms             | 99.2±0.7ms          | 1.01    | regridding.HorizontalChunkedRegridding.time_regrid_area_w                                              |
|          | 49.6±2ms             | 51.5±2ms            | 1.04    | regridding.HorizontalChunkedRegridding.time_regrid_area_w_new_grid                                     |
|          | 111.5                | 111.5               | 1.00    | regridding.HorizontalChunkedRegridding.track_mem_regrid_area_w                                         |
|          | 150.6                | 150.6               | 1.00    | regridding.HorizontalChunkedRegridding.track_mem_regrid_area_w_new_grid                                |
|          | 4.00±0.03ms          | 4.13±0.1ms          | 1.03    | save.NetcdfSave.time_netcdf_save_cube(50, False)                                                       |
|          | 70.7±0.4ms           | 70.8±0.7ms          | 1.00    | save.NetcdfSave.time_netcdf_save_cube(50, True)                                                        |
|          | 52.3±0.8ms           | 52.4±1ms            | 1.00    | save.NetcdfSave.time_netcdf_save_cube(600, False)                                                      |
|          | 565±4ms              | 566±5ms             | 1.00    | save.NetcdfSave.time_netcdf_save_cube(600, True)                                                       |
|          | 88.7±1ns             | 89.8±1ns            | 1.01    | save.NetcdfSave.time_netcdf_save_mesh(50, False)                                                       |
|          | 54.3±0.3ms           | 54.4±0.9ms          | 1.00    | save.NetcdfSave.time_netcdf_save_mesh(50, True)                                                        |
|          | 89.8±0.4ns           | 90.3±1ns            | 1.01    | save.NetcdfSave.time_netcdf_save_mesh(600, False)                                                      |
|          | 496±3ms              | 497±5ms             | 1.00    | save.NetcdfSave.time_netcdf_save_mesh(600, True)                                                       |
|          | 0.3                  | 0.3                 | 1.00    | save.NetcdfSave.track_addedmem_netcdf_save(50, False)                                                  |
|          | 2.1                  | 2.0                 | 0.95    | save.NetcdfSave.track_addedmem_netcdf_save(50, True)                                                   |
|          | 0.3                  | 0.3                 | 1.00    | save.NetcdfSave.track_addedmem_netcdf_save(600, False)                                                 |
|          | 231.1                | 214.6               | 0.93    | save.NetcdfSave.track_addedmem_netcdf_save(600, True)                                                  |
|          | 41.9±1ms             | 41.7±0.8ms          | 1.00    | stats.PearsonR.time_lazy                                                                               |
|          | 18.8±0.3ms           | 19.0±0.2ms          | 1.01    | stats.PearsonR.time_real                                                                               |
|          | 19.5                 | 19.5                | 1.00    | stats.PearsonR.track_lazy                                                                              |
|          | 17.8                 | 17.8                | 1.00    | stats.PearsonR.track_real                                                                              |
|          | 24.2±0.8ms           | 24.3±1ms            | 1.01    | trajectory.TrajectoryInterpolation.time_trajectory_linear                                              |
|          | 57.2±0.4ms           | 57.5±0.5ms          | 1.01    | trajectory.TrajectoryInterpolation.time_trajectory_nearest                                             |
|          | 32.1                 | 32.1                | 1.00    | trajectory.TrajectoryInterpolation.track_trajectory_linear                                             |
|          | 21.6                 | 21.6                | 1.00    | trajectory.TrajectoryInterpolation.track_trajectory_nearest                                            |

Benchmarks that have got worse:

| Change   | Before [788b6f99]    | After [060ea399]    |   Ratio | Benchmark (Parameter)                                        |
|----------|----------------------|---------------------|---------|--------------------------------------------------------------|
| +        | 4.69±0.04ms          | 14.5±0.2ms          |    3.09 | load.StructuredFF.time_structured_load((1280, 960, 5), True) |
| +        | 3.50±0.01ms          | 13.6±0.3ms          |    3.87 | load.StructuredFF.time_structured_load((2, 2, 2), True)      |

Generated by GHA run 9665446425

@bouweandela bouweandela removed the benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts label Jun 26, 2024
@bouweandela
Copy link
Member Author

Thanks for the extensive review @trexfeathers! ✨

@bouweandela bouweandela added benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts and removed benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts labels Aug 15, 2024
Copy link
Contributor

⏱️ Performance Benchmark Report: 758d9be

Performance shifts
| Change   | Before [b8f554f7]    | After [758d9be6]    |   Ratio | Benchmark (Parameter)                                |
|----------|----------------------|---------------------|---------|------------------------------------------------------|
| -        | 2.75±0.02s           | 409±3ms             |    0.15 | merge_concat.Concatenate.time_concatenate(False)     |
| -        | 2.75±0.03s           | 409±5ms             |    0.15 | merge_concat.Concatenate.time_concatenate(True)      |
| -        | 1.9                  | 1.5                 |    0.79 | save.NetcdfSave.track_addedmem_netcdf_save(50, True) |
| Change   |   Before [b8f554f7]  |   After [758d9be6]  |   Ratio | Benchmark (Parameter)                           |
|----------|----------------------|---------------------|---------|-------------------------------------------------|
| +        |                 25.8 |               114.7 |    4.45 | merge_concat.Concatenate.track_mem_merge(False) |
| +        |                 25.8 |               114.7 |    4.45 | merge_concat.Concatenate.track_mem_merge(True)  |
Full benchmark results

Benchmarks that have improved:

| Change   | Before [b8f554f7]    | After [758d9be6]    |   Ratio | Benchmark (Parameter)                                |
|----------|----------------------|---------------------|---------|------------------------------------------------------|
| -        | 2.75±0.02s           | 409±3ms             |    0.15 | merge_concat.Concatenate.time_concatenate(False)     |
| -        | 2.75±0.03s           | 409±5ms             |    0.15 | merge_concat.Concatenate.time_concatenate(True)      |
| -        | 1.9                  | 1.5                 |    0.79 | save.NetcdfSave.track_addedmem_netcdf_save(50, True) |

Benchmarks that have stayed the same:

| Change   | Before [b8f554f7]    | After [758d9be6]    |   Ratio | Benchmark (Parameter)                                                                          |
|----------|----------------------|---------------------|---------|------------------------------------------------------------------------------------------------|
|          | 54.5±0.8ms           | 55.0±1ms            |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(False)                                 |
|          | 55.4±0.4ms           | 54.9±0.8ms          |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(True)                                  |
|          | 195±2ms              | 195±3ms             |    1    | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(False)                       |
|          | 196±2ms              | 194±2ms             |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(True)                        |
|          | 37.9±0.2ms           | 37.4±0.4ms          |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(False)                                 |
|          | 38.8±0.3ms           | 38.3±0.3ms          |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(True)                                  |
|          | 37.7±0.2ms           | 37.7±0.4ms          |    1    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(False)                                 |
|          | 38.4±0.3ms           | 38.3±0.2ms          |    1    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(True)                                  |
|          | 47.9±0.6ms           | 47.5±0.6ms          |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_MAX(False)                                   |
|          | 48.2±0.6ms           | 48.0±0.5ms          |    1    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(True)                                    |
|          | 121±0.8ms            | 121±0.8ms           |    1    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(False)                               |
|          | 123±2ms              | 122±1ms             |    1    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(True)                                |
|          | 52.5±0.4ms           | 51.6±0.6ms          |    0.98 | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(False)                                  |
|          | 52.8±0.6ms           | 52.7±0.4ms          |    1    | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(True)                                   |
|          | 37.7±0.6ms           | 37.3±0.4ms          |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(False)                                |
|          | 38.2±0.5ms           | 38.1±0.8ms          |    1    | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(True)                                 |
|          | 47.2±0.6ms           | 47.6±0.5ms          |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_MIN(False)                                   |
|          | 48.4±0.6ms           | 48.2±0.5ms          |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_MIN(True)                                    |
|          | 1.32±0.01s           | 1.32±0.01s          |    1    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(False)                                  |
|          | 1.32±0.02s           | 1.32±0.02s          |    1    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(True)                                   |
|          | 685±10ms             | 688±10ms            |    1    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(False)                            |
|          | 685±10ms             | 685±10ms            |    1    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(True)                             |
|          | 36.6±0.6ms           | 36.2±0.6ms          |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(False)                            |
|          | 36.9±0.7ms           | 37.1±0.9ms          |    1    | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(True)                             |
|          | 62.8±0.8ms           | 63.7±1ms            |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_RMS(False)                                   |
|          | 64.1±0.5ms           | 63.8±0.9ms          |    1    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(True)                                    |
|          | 67.3±1ms             | 67.4±1ms            |    1    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(False)                               |
|          | 67.8±0.8ms           | 67.7±1ms            |    1    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(True)                                |
|          | 63.1±0.9ms           | 62.4±0.5ms          |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(False)                              |
|          | 62.8±0.7ms           | 63.1±0.8ms          |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(True)                               |
|          | 20.7±0.5ms           | 20.7±0.3ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(False)                                  |
|          | 24.5±0.5ms           | 24.4±0.5ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(True)                                   |
|          | 137±2ms              | 137±1ms             |    1    | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(False)                        |
|          | 151±2ms              | 149±2ms             |    0.99 | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(True)                         |
|          | 19.1±0.2ms           | 18.9±0.2ms          |    0.99 | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(False)                                  |
|          | 22.7±0.3ms           | 22.7±0.1ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(True)                                   |
|          | 19.2±0.2ms           | 19.0±0.3ms          |    0.99 | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(False)                                  |
|          | 22.8±0.4ms           | 22.7±0.7ms          |    0.99 | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(True)                                   |
|          | 19.5±0.3ms           | 19.6±0.4ms          |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_MAX(False)                                    |
|          | 23.1±0.3ms           | 23.0±0.2ms          |    0.99 | aggregate_collapse.Aggregation.time_collapsed_by_MAX(True)                                     |
|          | 35.5±1ms             | 35.5±0.8ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(False)                                |
|          | 37.7±2ms             | 39.4±1ms            |    1.04 | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(True)                                 |
|          | 19.8±0.4ms           | 19.8±0.8ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(False)                                   |
|          | 23.4±0.2ms           | 23.5±0.3ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(True)                                    |
|          | 19.7±0.3ms           | 19.6±0.3ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(False)                                 |
|          | 23.2±0.3ms           | 23.4±0.3ms          |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(True)                                  |
|          | 19.3±0.4ms           | 19.3±0.2ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(False)                                    |
|          | 23.1±0.3ms           | 23.1±0.5ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(True)                                     |
|          | 552±3ms              | 561±4ms             |    1.02 | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(False)                                   |
|          | 558±5ms              | 556±5ms             |    1    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(True)                                    |
|          | 154±1ms              | 155±4ms             |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(False)                             |
|          | 172±2ms              | 172±3ms             |    1    | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(True)                              |
|          | 18.5±0.3ms           | 18.6±0.2ms          |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(False)                             |
|          | 22.3±0.5ms           | 22.3±0.4ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(True)                              |
|          | 22.1±0.4ms           | 21.9±0.3ms          |    0.99 | aggregate_collapse.Aggregation.time_collapsed_by_RMS(False)                                    |
|          | 25.6±0.4ms           | 25.7±0.3ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_RMS(True)                                     |
|          | 22.2±0.4ms           | 22.0±0.5ms          |    0.99 | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(False)                                |
|          | 25.6±0.2ms           | 25.7±0.3ms          |    1    | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(True)                                 |
|          | 21.3±0.5ms           | 21.6±0.3ms          |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(False)                               |
|          | 25.0±0.3ms           | 25.2±0.2ms          |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(True)                                |
|          | 84.4±0.5ms           | 83.8±0.9ms          |    0.99 | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(False)                        |
|          | 85.1±0.4ms           | 85.4±1ms            |    1    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(True)                         |
|          | 96.6±0.7ms           | 95.2±1ms            |    0.99 | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(False)                         |
|          | 96.9±0.5ms           | 96.9±1ms            |    1    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(True)                          |
|          | 59.2±0.7ms           | 58.9±0.8ms          |    1    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(False)                         |
|          | 60.5±0.7ms           | 59.6±0.6ms          |    0.98 | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(True)                          |
|          | 30.4±0.6ms           | 29.7±0.7ms          |    0.97 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(False)                         |
|          | 34.2±0.5ms           | 33.8±0.8ms          |    0.99 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(True)                          |
|          | 32.2±0.6ms           | 32.0±0.8ms          |    0.99 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(False)                          |
|          | 35.8±0.4ms           | 35.3±0.7ms          |    0.99 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(True)                           |
|          | 26.9±0.4ms           | 26.6±0.6ms          |    0.99 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(False)                          |
|          | 30.7±0.2ms           | 30.6±0.7ms          |    1    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(True)                           |
|          | 326±3ms              | 330±4ms             |    1.01 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(False)                  |
|          | 350±3ms              | 348±3ms             |    0.99 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(True)                   |
|          | 1.13±0.01ms          | 1.11±0.02ms         |    0.99 | cube.CubeCreation.time_create(False, 'construct')                                              |
|          | 399±2μs              | 396±4μs             |    0.99 | cube.CubeCreation.time_create(False, 'instantiate')                                            |
|          | 955±20μs             | 956±10μs            |    1    | cube.CubeCreation.time_create(True, 'construct')                                               |
|          | 582±4μs              | 578±10μs            |    0.99 | cube.CubeCreation.time_create(True, 'instantiate')                                             |
|          | 229±4ms              | 230±4ms             |    1    | cube.CubeEquality.time_equality(False, False, 'all_equal')                                     |
|          | 116±1ms              | 116±0.9ms           |    0.99 | cube.CubeEquality.time_equality(False, False, 'coord_inequality')                              |
|          | 242±4ms              | 238±4ms             |    0.99 | cube.CubeEquality.time_equality(False, False, 'data_inequality')                               |
|          | 16.8±0.2μs           | 16.5±0.2μs          |    0.99 | cube.CubeEquality.time_equality(False, False, 'metadata_inequality')                           |
|          | 316±3ms              | 318±5ms             |    1    | cube.CubeEquality.time_equality(False, True, 'all_equal')                                      |
|          | 208±2ms              | 204±5ms             |    0.98 | cube.CubeEquality.time_equality(False, True, 'coord_inequality')                               |
|          | 323±5ms              | 325±4ms             |    1.01 | cube.CubeEquality.time_equality(False, True, 'data_inequality')                                |
|          | 17.0±0.3μs           | 16.8±0.2μs          |    0.99 | cube.CubeEquality.time_equality(False, True, 'metadata_inequality')                            |
|          | 227±3ms              | 228±4ms             |    1    | cube.CubeEquality.time_equality(True, False, 'all_equal')                                      |
|          | 116±1ms              | 115±2ms             |    0.99 | cube.CubeEquality.time_equality(True, False, 'coord_inequality')                               |
|          | 239±2ms              | 239±3ms             |    1    | cube.CubeEquality.time_equality(True, False, 'data_inequality')                                |
|          | 53.4±0.5μs           | 52.8±0.6μs          |    0.99 | cube.CubeEquality.time_equality(True, False, 'metadata_inequality')                            |
|          | 320±3ms              | 314±5ms             |    0.98 | cube.CubeEquality.time_equality(True, True, 'all_equal')                                       |
|          | 205±2ms              | 204±3ms             |    0.99 | cube.CubeEquality.time_equality(True, True, 'coord_inequality')                                |
|          | 327±2ms              | 324±7ms             |    0.99 | cube.CubeEquality.time_equality(True, True, 'data_inequality')                                 |
|          | 54.4±1μs             | 54.4±0.6μs          |    1    | cube.CubeEquality.time_equality(True, True, 'metadata_inequality')                             |
|          | 659±4μs              | 783±8μs             |    1.19 | import_iris.Iris.time__concatenate                                                             |
|          | 181±2μs              | 187±3μs             |    1.04 | import_iris.Iris.time__constraints                                                             |
|          | 110±1μs              | 111±0.8μs           |    1.01 | import_iris.Iris.time__data_manager                                                            |
|          | 94.3±0.9μs           | 94.3±0.9μs          |    1    | import_iris.Iris.time__deprecation                                                             |
|          | 136±1μs              | 138±2μs             |    1.02 | import_iris.Iris.time__lazy_data                                                               |
|          | 898±9μs              | 902±10μs            |    1    | import_iris.Iris.time__merge                                                                   |
|          | 77.3±0.8μs           | 77.8±0.3μs          |    1.01 | import_iris.Iris.time__representation                                                          |
|          | 486±5μs              | 490±4μs             |    1.01 | import_iris.Iris.time_analysis                                                                 |
|          | 142±3μs              | 141±1μs             |    1    | import_iris.Iris.time_analysis__area_weighted                                                  |
|          | 110±1μs              | 111±0.7μs           |    1.01 | import_iris.Iris.time_analysis__grid_angles                                                    |
|          | 241±3μs              | 242±2μs             |    1    | import_iris.Iris.time_analysis__interpolation                                                  |
|          | 187±5μs              | 187±2μs             |    1    | import_iris.Iris.time_analysis__regrid                                                         |
|          | 111±0.5μs            | 113±1μs             |    1.02 | import_iris.Iris.time_analysis__scipy_interpolate                                              |
|          | 137±1μs              | 141±2μs             |    1.03 | import_iris.Iris.time_analysis_calculus                                                        |
|          | 324±3μs              | 326±1μs             |    1.01 | import_iris.Iris.time_analysis_cartography                                                     |
|          | 94.4±0.9μs           | 94.9±1μs            |    1.01 | import_iris.Iris.time_analysis_geomerty                                                        |
|          | 217±2μs              | 220±2μs             |    1.01 | import_iris.Iris.time_analysis_maths                                                           |
|          | 97.5±0.7μs           | 98.2±0.6μs          |    1.01 | import_iris.Iris.time_analysis_stats                                                           |
|          | 175±2μs              | 177±3μs             |    1.01 | import_iris.Iris.time_analysis_trajectory                                                      |
|          | 308±4μs              | 315±6μs             |    1.02 | import_iris.Iris.time_aux_factory                                                              |
|          | 84.3±0.5μs           | 84.4±0.4μs          |    1    | import_iris.Iris.time_common                                                                   |
|          | 163±2μs              | 164±1μs             |    1.01 | import_iris.Iris.time_common_lenient                                                           |
|          | 1.34±0.02ms          | 1.34±0.01ms         |    1    | import_iris.Iris.time_common_metadata                                                          |
|          | 134±2μs              | 133±0.9μs           |    0.99 | import_iris.Iris.time_common_mixin                                                             |
|          | 1.18±0.01ms          | 1.20±0.01ms         |    1.01 | import_iris.Iris.time_common_resolve                                                           |
|          | 199±1μs              | 200±2μs             |    1    | import_iris.Iris.time_config                                                                   |
|          | 116±2μs              | 116±0.7μs           |    1    | import_iris.Iris.time_coord_categorisation                                                     |
|          | 365±4μs              | 371±4μs             |    1.02 | import_iris.Iris.time_coord_systems                                                            |
|          | 761±4μs              | 753±5μs             |    0.99 | import_iris.Iris.time_coords                                                                   |
|          | 680±6μs              | 698±20μs            |    1.03 | import_iris.Iris.time_cube                                                                     |
|          | 225±2μs              | 227±2μs             |    1.01 | import_iris.Iris.time_exceptions                                                               |
|          | 77.6±0.4μs           | 78.1±0.8μs          |    1.01 | import_iris.Iris.time_experimental                                                             |
|          | 185±1μs              | 186±2μs             |    1.01 | import_iris.Iris.time_fileformats                                                              |
|          | 255±4μs              | 258±4μs             |    1.01 | import_iris.Iris.time_fileformats__ff                                                          |
|          | 2.72±0.08ms          | 2.69±0.02ms         |    0.99 | import_iris.Iris.time_fileformats__ff_cross_references                                         |
|          | 80.2±1μs             | 80.0±0.5μs          |    1    | import_iris.Iris.time_fileformats__pp_lbproc_pairs                                             |
|          | 115±1μs              | 116±0.9μs           |    1.01 | import_iris.Iris.time_fileformats_abf                                                          |
|          | 412±4μs              | 416±5μs             |    1.01 | import_iris.Iris.time_fileformats_cf                                                           |
|          | 5.44±0.07ms          | 5.39±0.05ms         |    0.99 | import_iris.Iris.time_fileformats_dot                                                          |
|          | 74.8±0.6μs           | 75.5±0.8μs          |    1.01 | import_iris.Iris.time_fileformats_name                                                         |
|          | 256±2μs              | 256±1μs             |    1    | import_iris.Iris.time_fileformats_name_loaders                                                 |
|          | 120±1μs              | 121±1μs             |    1.01 | import_iris.Iris.time_fileformats_netcdf                                                       |
|          | 123±1μs              | 124±0.7μs           |    1.01 | import_iris.Iris.time_fileformats_nimrod                                                       |
|          | 211±4μs              | 215±2μs             |    1.02 | import_iris.Iris.time_fileformats_nimrod_load_rules                                            |
|          | 787±8μs              | 793±9μs             |    1.01 | import_iris.Iris.time_fileformats_pp                                                           |
|          | 182±5μs              | 182±3μs             |    1    | import_iris.Iris.time_fileformats_pp_load_rules                                                |
|          | 135±2μs              | 134±1μs             |    0.99 | import_iris.Iris.time_fileformats_pp_save_rules                                                |
|          | 511±4μs              | 515±1μs             |    1.01 | import_iris.Iris.time_fileformats_rules                                                        |
|          | 221±3μs              | 221±2μs             |    1    | import_iris.Iris.time_fileformats_structured_array_identification                              |
|          | 84.3±0.6μs           | 84.3±0.5μs          |    1    | import_iris.Iris.time_fileformats_um                                                           |
|          | 161±1μs              | 162±2μs             |    1.01 | import_iris.Iris.time_fileformats_um__fast_load                                                |
|          | 138±1μs              | 140±1μs             |    1.01 | import_iris.Iris.time_fileformats_um__fast_load_structured_fields                              |
|          | 76.2±0.4μs           | 76.8±0.6μs          |    1.01 | import_iris.Iris.time_fileformats_um__ff_replacement                                           |
|          | 81.7±0.4μs           | 82.8±0.5μs          |    1.01 | import_iris.Iris.time_fileformats_um__optimal_array_structuring                                |
|          | 984±7μs              | 988±9μs             |    1    | import_iris.Iris.time_fileformats_um_cf_map                                                    |
|          | 136±1μs              | 137±0.8μs           |    1    | import_iris.Iris.time_io                                                                       |
|          | 174±4μs              | 175±3μs             |    1.01 | import_iris.Iris.time_io_format_picker                                                         |
|          | 229±2μs              | 231±3μs             |    1.01 | import_iris.Iris.time_iris                                                                     |
|          | 127±0.7μs            | 130±1μs             |    1.03 | import_iris.Iris.time_iterate                                                                  |
|          | 8.55±0.1ms           | 8.58±0.08ms         |    1    | import_iris.Iris.time_palette                                                                  |
|          | 2.22±0.04ms          | 2.22±0.04ms         |    1    | import_iris.Iris.time_plot                                                                     |
|          | 104±0.9μs            | 106±0.4μs           |    1.02 | import_iris.Iris.time_quickplot                                                                |
|          | 2.18±0.04ms          | 2.23±0.02ms         |    1.02 | import_iris.Iris.time_std_names                                                                |
|          | 1.76±0.02ms          | 1.77±0.01ms         |    1    | import_iris.Iris.time_symbols                                                                  |
|          | 104±8ms              | 107±9ms             |    1.03 | import_iris.Iris.time_tests                                                                    |
|          | 259±2μs              | 256±5μs             |    0.99 | import_iris.Iris.time_third_party_cartopy                                                      |
|          | 4.83±0.04ms          | 4.82±0.03ms         |    1    | import_iris.Iris.time_third_party_cf_units                                                     |
|          | 121±0.6μs            | 120±0.6μs           |    0.99 | import_iris.Iris.time_third_party_cftime                                                       |
|          | 2.78±0.02ms          | 2.79±0.01ms         |    1    | import_iris.Iris.time_third_party_matplotlib                                                   |
|          | 1.07±0.01ms          | 1.08±0ms            |    1    | import_iris.Iris.time_third_party_numpy                                                        |
|          | 171±0.7μs            | 173±1μs             |    1.01 | import_iris.Iris.time_third_party_scipy                                                        |
|          | 100±0.5μs            | 101±1μs             |    1.01 | import_iris.Iris.time_time                                                                     |
|          | 323±4μs              | 324±3μs             |    1    | import_iris.Iris.time_util                                                                     |
|          | 73.0±0.6μs           | 74.3±1μs            |    1.02 | iterate.IZip.time_izip                                                                         |
|          | 8.07±0.02ms          | 7.99±0.08ms         |    0.99 | load.LoadAndRealise.time_load((1280, 960, 5), False, 'FF')                                     |
|          | 25.0±0.5ms           | 25.0±0.5ms          |    1    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'NetCDF')                                 |
|          | 8.80±0.09ms          | 8.99±0.2ms          |    1.02 | load.LoadAndRealise.time_load((1280, 960, 5), False, 'PP')                                     |
|          | 8.16±0.1ms           | 8.04±0.1ms          |    0.99 | load.LoadAndRealise.time_load((1280, 960, 5), True, 'FF')                                      |
|          | 22.1±0.4ms           | 21.8±0.3ms          |    0.99 | load.LoadAndRealise.time_load((1280, 960, 5), True, 'NetCDF')                                  |
|          | 8.79±0.09ms          | 8.84±0.07ms         |    1.01 | load.LoadAndRealise.time_load((1280, 960, 5), True, 'PP')                                      |
|          | 1.36±0.01s           | 1.35±0.01s          |    0.99 | load.LoadAndRealise.time_load((2, 2, 1000), False, 'FF')                                       |
|          | 21.6±0.4ms           | 21.4±0.1ms          |    0.99 | load.LoadAndRealise.time_load((2, 2, 1000), False, 'NetCDF')                                   |
|          | 1.53±0.01s           | 1.51±0.01s          |    0.98 | load.LoadAndRealise.time_load((2, 2, 1000), False, 'PP')                                       |
|          | 1.37±0.01s           | 1.35±0.02s          |    0.99 | load.LoadAndRealise.time_load((2, 2, 1000), True, 'FF')                                        |
|          | 21.3±0.2ms           | 21.5±0.1ms          |    1.01 | load.LoadAndRealise.time_load((2, 2, 1000), True, 'NetCDF')                                    |
|          | 1.53±0.01s           | 1.51±0.01s          |    0.98 | load.LoadAndRealise.time_load((2, 2, 1000), True, 'PP')                                        |
|          | 3.90±0.05ms          | 3.91±0.05ms         |    1    | load.LoadAndRealise.time_load((50, 50, 2), False, 'FF')                                        |
|          | 21.0±0.4ms           | 20.3±0.2ms          |    0.97 | load.LoadAndRealise.time_load((50, 50, 2), False, 'NetCDF')                                    |
|          | 4.16±0.02ms          | 4.15±0.04ms         |    1    | load.LoadAndRealise.time_load((50, 50, 2), False, 'PP')                                        |
|          | 3.90±0.04ms          | 3.93±0.06ms         |    1.01 | load.LoadAndRealise.time_load((50, 50, 2), True, 'FF')                                         |
|          | 20.6±0.2ms           | 20.3±0.4ms          |    0.99 | load.LoadAndRealise.time_load((50, 50, 2), True, 'NetCDF')                                     |
|          | 4.20±0.04ms          | 4.19±0.06ms         |    1    | load.LoadAndRealise.time_load((50, 50, 2), True, 'PP')                                         |
|          | 32.4±2ms             | 34.4±3ms            |    1.06 | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'FF')                                  |
|          | 20.2±0.4ms           | 20.3±0.7ms          |    1    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'NetCDF')                              |
|          | 13.6±2ms             | 13.8±1ms            |    1.01 | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'PP')                                  |
|          | 25.6±0.7ms           | 25.8±0.6ms          |    1.01 | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'FF')                                   |
|          | 71.2±2ms             | 70.9±2ms            |    0.99 | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'NetCDF')                               |
|          | 26.1±0.9ms           | 25.7±2ms            |    0.99 | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'PP')                                   |
|          | 444±3ms              | 446±8ms             |    1.01 | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'FF')                                    |
|          | 3.11±0.07ms          | 2.96±0.1ms          |    0.95 | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'NetCDF')                                |
|          | 452±3ms              | 450±4ms             |    0.99 | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'PP')                                    |
|          | 453±2ms              | 450±3ms             |    1    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'FF')                                     |
|          | 3.02±0.08ms          | 3.12±0.1ms          |    1.04 | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'NetCDF')                                 |
|          | 457±3ms              | 456±3ms             |    1    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'PP')                                     |
|          | 1.61±0.07ms          | 1.58±0.05ms         |    0.98 | load.LoadAndRealise.time_realise((50, 50, 2), False, 'FF')                                     |
|          | 3.00±0.1ms           | 2.89±0.1ms          |    0.96 | load.LoadAndRealise.time_realise((50, 50, 2), False, 'NetCDF')                                 |
|          | 1.57±0.06ms          | 1.62±0.1ms          |    1.03 | load.LoadAndRealise.time_realise((50, 50, 2), False, 'PP')                                     |
|          | 1.56±0.1ms           | 1.58±0.09ms         |    1.01 | load.LoadAndRealise.time_realise((50, 50, 2), True, 'FF')                                      |
|          | 2.98±0.09ms          | 3.01±0.1ms          |    1.01 | load.LoadAndRealise.time_realise((50, 50, 2), True, 'NetCDF')                                  |
|          | 1.61±0.05ms          | 1.58±0.08ms         |    0.98 | load.LoadAndRealise.time_realise((50, 50, 2), True, 'PP')                                      |
|          | 370±3ms              | 367±2ms             |    0.99 | load.ManyVars.time_many_var_load                                                               |
|          | 8.23±0.06ms          | 8.16±0.05ms         |    0.99 | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'FF')                               |
|          | 9.07±0.06ms          | 9.09±0.05ms         |    1    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'PP')                               |
|          | 1.38±0.01s           | 1.37±0.01s          |    0.99 | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'FF')                                 |
|          | 1.54±0.01s           | 1.54±0.01s          |    1    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'PP')                                 |
|          | 3.99±0.06ms          | 3.96±0.02ms         |    0.99 | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'FF')                                    |
|          | 4.28±0.02ms          | 4.27±0.08ms         |    1    | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'PP')                                    |
|          | 8.14±0.1ms           | 8.07±0.1ms          |    0.99 | load.StructuredFF.time_structured_load((1280, 960, 5), False)                                  |
|          | 4.73±0.03ms          | 5.03±0.05ms         |    1.06 | load.StructuredFF.time_structured_load((1280, 960, 5), True)                                   |
|          | 1.35±0.01s           | 1.34±0.02s          |    1    | load.StructuredFF.time_structured_load((2, 2, 1000), False)                                    |
|          | 372±4ms              | 373±8ms             |    1    | load.StructuredFF.time_structured_load((2, 2, 1000), True)                                     |
|          | 3.89±0.01ms          | 3.89±0.05ms         |    1    | load.StructuredFF.time_structured_load((2, 2, 2), False)                                       |
|          | 3.57±0.04ms          | 3.86±0.02ms         |    1.08 | load.StructuredFF.time_structured_load((2, 2, 2), True)                                        |
|          | 149±1ms              | 149±2ms             |    1    | load.TimeConstraint.time_time_constraint(20, 'FF')                                             |
|          | 24.3±0.2ms           | 23.7±0.3ms          |    0.98 | load.TimeConstraint.time_time_constraint(20, 'NetCDF')                                         |
|          | 166±2ms              | 165±1ms             |    0.99 | load.TimeConstraint.time_time_constraint(20, 'PP')                                             |
|          | 29.7±0.5ms           | 29.9±0.5ms          |    1    | load.TimeConstraint.time_time_constraint(3, 'FF')                                              |
|          | 24.2±0.5ms           | 23.7±0.3ms          |    0.98 | load.TimeConstraint.time_time_constraint(3, 'NetCDF')                                          |
|          | 31.7±0.4ms           | 31.9±0.3ms          |    1.01 | load.TimeConstraint.time_time_constraint(3, 'PP')                                              |
|          | 17.9±0.2ms           | 18.2±0.4ms          |    1.01 | load.ugrid.BasicLoading.time_load_file(1)                                                      |
|          | 41.9±0.2ms           | 42.1±0.5ms          |    1    | load.ugrid.BasicLoading.time_load_file(200000)                                                 |
|          | 14.8±0.4ms           | 14.8±0.4ms          |    1    | load.ugrid.BasicLoading.time_load_mesh(1)                                                      |
|          | 23.4±0.3ms           | 23.3±0.2ms          |    0.99 | load.ugrid.BasicLoading.time_load_mesh(200000)                                                 |
|          | 17.9±0.4ms           | 18.0±0.3ms          |    1.01 | load.ugrid.BasicLoadingTime.time_load_file(1)                                                  |
|          | 21.2±0.3ms           | 21.1±0.5ms          |    0.99 | load.ugrid.BasicLoadingTime.time_load_file(200000)                                             |
|          | 14.9±0.4ms           | 14.7±0.3ms          |    0.99 | load.ugrid.BasicLoadingTime.time_load_mesh(1)                                                  |
|          | 17.8±0.2ms           | 17.6±0.3ms          |    0.99 | load.ugrid.BasicLoadingTime.time_load_mesh(200000)                                             |
|          | 19.1±0.6ms           | 18.8±0.2ms          |    0.98 | load.ugrid.Callback.time_load_file_callback(1)                                                 |
|          | 51.4±0.7ms           | 50.9±0.7ms          |    0.99 | load.ugrid.Callback.time_load_file_callback(200000)                                            |
|          | 19.6±0.2ms           | 18.8±0.4ms          |    0.96 | load.ugrid.CallbackTime.time_load_file_callback(1)                                             |
|          | 23.3±0.3ms           | 22.9±0.3ms          |    0.98 | load.ugrid.CallbackTime.time_load_file_callback(200000)                                        |
|          | 2.97±0.1ms           | 2.86±0.2ms          |    0.96 | load.ugrid.DataRealisation.time_realise_data(10000)                                            |
|          | 4.32±0.8ms           | 4.03±0.9ms          |    0.93 | load.ugrid.DataRealisation.time_realise_data(200000)                                           |
|          | 41.4±1ms             | 39.9±1ms            |    0.96 | load.ugrid.DataRealisationTime.time_realise_data(10000)                                        |
|          | 826±4ms              | 818±3ms             |    0.99 | load.ugrid.DataRealisationTime.time_realise_data(200000)                                       |
|          | 50.8±0.5ms           | 48.5±1ms            |    0.96 | merge_concat.Merge.time_merge                                                                  |
|          | 11.0                 | 10.9                |    0.99 | merge_concat.Merge.track_mem_merge                                                             |
|          | 396±3ns              | 391±4ns             |    0.99 | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(50)                 |
|          | 259±2ms              | 259±2ms             |    1    | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(500)                |
|          | 0.6                  | 0.6                 |    1    | mesh.utils.regions_combine.CombineRegionsComputeRealData.track_addedmem_compute_data(50)       |
|          | 57.3                 | 57.3                |    1    | mesh.utils.regions_combine.CombineRegionsComputeRealData.track_addedmem_compute_data(500)      |
|          | 14.5±0.2ms           | 14.5±0.2ms          |    1    | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(50)              |
|          | 16.2±0.2ms           | 16.5±0.2ms          |    1.02 | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(500)             |
|          | 0.5                  | 0.5                 |    1    | mesh.utils.regions_combine.CombineRegionsCreateCube.track_addedmem_create_combined_cube(50)    |
|          | 11.8                 | 11.8                |    1    | mesh.utils.regions_combine.CombineRegionsCreateCube.track_addedmem_create_combined_cube(500)   |
|          | 109±2ms              | 108±1ms             |    0.99 | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(50)            |
|          | 720±5ms              | 714±4ms             |    0.99 | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(500)           |
|          | 1.3                  | 1.4                 |    1.08 | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.track_addedmem_stream_file2file(50)  |
|          | 92.0                 | 92.0                |    1    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.track_addedmem_stream_file2file(500) |
|          | 67.5±0.9ms           | 67.8±1ms            |    1.01 | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(50)                                |
|          | 667±2ms              | 666±3ms             |    1    | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(500)                               |
|          | 1.3                  | 1.3                 |    1    | mesh.utils.regions_combine.CombineRegionsSaveData.track_addedmem_save(50)                      |
|          | 92.0                 | 92.0                |    1    | mesh.utils.regions_combine.CombineRegionsSaveData.track_addedmem_save(500)                     |
|          | 2.1752849999999997   | 2.1752849999999997  |    1    | mesh.utils.regions_combine.CombineRegionsSaveData.track_filesize_saved(50)                     |
|          | 216.01528499999998   | 216.01528499999998  |    1    | mesh.utils.regions_combine.CombineRegionsSaveData.track_filesize_saved(500)                    |
|          | 6.64±0.06ms          | 6.58±0.04ms         |    0.99 | plot.AuxSort.time_aux_sort                                                                     |
|          | 75.6±5ms             | 78.1±4ms            |    1.03 | regridding.CurvilinearRegridding.time_regrid_pic                                               |
|          | 144.9                | 144.9               |    1    | regridding.CurvilinearRegridding.track_mem_regrid_pic                                          |
|          | 101±1ms              | 100±0.7ms           |    1    | regridding.HorizontalChunkedRegridding.time_regrid_area_w                                      |
|          | 51.5±3ms             | 50.1±2ms            |    0.97 | regridding.HorizontalChunkedRegridding.time_regrid_area_w_new_grid                             |
|          | 111.6                | 111.6               |    1    | regridding.HorizontalChunkedRegridding.track_mem_regrid_area_w                                 |
|          | 150.6                | 150.6               |    1    | regridding.HorizontalChunkedRegridding.track_mem_regrid_area_w_new_grid                        |
|          | 4.17±0.07ms          | 4.12±0.02ms         |    0.99 | save.NetcdfSave.time_netcdf_save_cube(50, False)                                               |
|          | 75.3±0.9ms           | 72.9±0.9ms          |    0.97 | save.NetcdfSave.time_netcdf_save_cube(50, True)                                                |
|          | 53.1±0.5ms           | 52.3±0.9ms          |    0.99 | save.NetcdfSave.time_netcdf_save_cube(600, False)                                              |
|          | 576±3ms              | 571±3ms             |    0.99 | save.NetcdfSave.time_netcdf_save_cube(600, True)                                               |
|          | 90.1±2ns             | 90.1±0.5ns          |    1    | save.NetcdfSave.time_netcdf_save_mesh(50, False)                                               |
|          | 57.3±0.5ms           | 56.5±1ms            |    0.99 | save.NetcdfSave.time_netcdf_save_mesh(50, True)                                                |
|          | 91.4±1ns             | 90.7±0.5ns          |    0.99 | save.NetcdfSave.time_netcdf_save_mesh(600, False)                                              |
|          | 510±3ms              | 502±3ms             |    0.98 | save.NetcdfSave.time_netcdf_save_mesh(600, True)                                               |
|          | 0.3                  | 0.3                 |    1    | save.NetcdfSave.track_addedmem_netcdf_save(50, False)                                          |
|          | 0.3                  | 0.3                 |    1    | save.NetcdfSave.track_addedmem_netcdf_save(600, False)                                         |
|          | 214.6                | 181.6               |    0.85 | save.NetcdfSave.track_addedmem_netcdf_save(600, True)                                          |
|          | 42.7±1ms             | 42.5±1ms            |    1    | stats.PearsonR.time_lazy                                                                       |
|          | 19.3±0.4ms           | 19.4±0.2ms          |    1.01 | stats.PearsonR.time_real                                                                       |
|          | 19.5                 | 19.6                |    1.01 | stats.PearsonR.track_lazy                                                                      |
|          | 17.8                 | 17.8                |    1    | stats.PearsonR.track_real                                                                      |
|          | 24.4±1ms             | 23.1±0.9ms          |    0.95 | trajectory.TrajectoryInterpolation.time_trajectory_linear                                      |
|          | 62.1±0.6ms           | 61.3±0.6ms          |    0.99 | trajectory.TrajectoryInterpolation.time_trajectory_nearest                                     |
|          | 32.2                 | 32.2                |    1    | trajectory.TrajectoryInterpolation.track_trajectory_linear                                     |
|          | 21.6                 | 21.6                |    1    | trajectory.TrajectoryInterpolation.track_trajectory_nearest                                    |

Benchmarks that have got worse:

| Change   |   Before [b8f554f7]  |   After [758d9be6]  |   Ratio | Benchmark (Parameter)                           |
|----------|----------------------|---------------------|---------|-------------------------------------------------|
| +        |                 25.8 |               114.7 |    4.45 | merge_concat.Concatenate.track_mem_merge(False) |
| +        |                 25.8 |               114.7 |    4.45 | merge_concat.Concatenate.track_mem_merge(True)  |

Generated by GHA run 10409534602

Copy link
Contributor

@trexfeathers trexfeathers left a comment

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

@bouweandela I thoroughly approve of the changes you have made - nice job, and thanks very much for the comments/docstrings 💐

I have also decided - with some help - that the performance changes are a good trade-off 👍

I still haven't finished looking at the tests, but we're getting there...

lib/iris/_concatenate.py Show resolved Hide resolved
docs/src/whatsnew/latest.rst Outdated Show resolved Hide resolved
lib/iris/_concatenate.py Show resolved Hide resolved
lib/iris/_concatenate.py Outdated Show resolved Hide resolved
lib/iris/_concatenate.py Outdated Show resolved Hide resolved
lib/iris/_concatenate.py Outdated Show resolved Hide resolved
Copy link
Contributor

@trexfeathers trexfeathers left a comment

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

OK I think I'm done with the review now. You have done an epic job - it was hard enough to review this, I can't imagine how difficult it was to write it!

lib/iris/tests/unit/concatenate/test_hashing.py Outdated Show resolved Hide resolved
@trexfeathers
Copy link
Contributor

You might already be aware, but here is the final remaining action: #5926 (comment)

@bouweandela
Copy link
Member Author

You might already be aware, but here is the final remaining action: #5926 (comment)

Thanks, I was working on it 😉 Thanks a lot for the really extensive review! I think I have addressed all comments now. Should I run the benchmarks again?

@trexfeathers trexfeathers added benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts and removed benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts labels Sep 3, 2024
Copy link
Contributor

github-actions bot commented Sep 3, 2024

⏱️ Performance Benchmark Report: 6ee351f

Performance shifts
| Change   | Before [13017e3f]    | After [6ee351f9]    |   Ratio | Benchmark (Parameter)                            |
|----------|----------------------|---------------------|---------|--------------------------------------------------|
| -        | 2.68±0s              | 391±2ms             |    0.15 | merge_concat.Concatenate.time_concatenate(False) |
| -        | 2.69±0.02s           | 392±3ms             |    0.15 | merge_concat.Concatenate.time_concatenate(True)  |
| Change   | Before [13017e3f]    | After [6ee351f9]    |   Ratio | Benchmark (Parameter)                                   |
|----------|----------------------|---------------------|---------|---------------------------------------------------------|
| +        | 26.6±6M              | 109±0.5M            |    4.09 | merge_concat.Concatenate.tracemalloc_concatenate(False) |
| +        | 26.6±6M              | 109±0.5M            |    4.09 | merge_concat.Concatenate.tracemalloc_concatenate(True)  |
Full benchmark results

Benchmarks that have improved:

| Change   | Before [13017e3f]    | After [6ee351f9]    |   Ratio | Benchmark (Parameter)                            |
|----------|----------------------|---------------------|---------|--------------------------------------------------|
| -        | 2.68±0s              | 391±2ms             |    0.15 | merge_concat.Concatenate.time_concatenate(False) |
| -        | 2.69±0.02s           | 392±3ms             |    0.15 | merge_concat.Concatenate.time_concatenate(True)  |

Benchmarks that have stayed the same:

| Change   | Before [13017e3f]    | After [6ee351f9]    | Ratio   | Benchmark (Parameter)                                                                       |
|----------|----------------------|---------------------|---------|---------------------------------------------------------------------------------------------|
|          | 53.6±0.5ms           | 53.6±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(False)                              |
|          | 54.4±0.6ms           | 54.5±0.8ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(True)                               |
|          | 193±2ms              | 190±1ms             | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(False)                    |
|          | 191±2ms              | 190±0.9ms           | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(True)                     |
|          | 36.8±0.3ms           | 36.6±0.2ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(False)                              |
|          | 37.2±0.4ms           | 37.4±0.5ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(True)                               |
|          | 36.6±0.3ms           | 36.9±0.2ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(False)                              |
|          | 37.4±0.4ms           | 37.8±0.6ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(True)                               |
|          | 46.5±0.5ms           | 46.7±0.4ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(False)                                |
|          | 47.4±0.6ms           | 47.2±0.5ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(True)                                 |
|          | 120±1ms              | 120±1ms             | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(False)                            |
|          | 121±0.8ms            | 122±2ms             | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(True)                             |
|          | 50.9±0.6ms           | 51.2±0.7ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(False)                               |
|          | 52.1±0.4ms           | 52.0±0.9ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(True)                                |
|          | 36.8±0.6ms           | 36.5±0.6ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(False)                             |
|          | 37.7±0.3ms           | 37.2±0.2ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(True)                              |
|          | 46.7±0.6ms           | 46.3±0.4ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_MIN(False)                                |
|          | 47.4±0.3ms           | 47.4±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MIN(True)                                 |
|          | 1.32±0.01s           | 1.32±0.01s          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(False)                               |
|          | 1.31±0.01s           | 1.32±0.01s          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(True)                                |
|          | 671±7ms              | 673±10ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(False)                         |
|          | 673±9ms              | 674±20ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(True)                          |
|          | 35.2±0.5ms           | 35.0±0.3ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(False)                         |
|          | 35.7±0.2ms           | 35.9±0.3ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(True)                          |
|          | 62.1±0.5ms           | 61.9±0.9ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(False)                                |
|          | 62.7±0.8ms           | 62.5±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(True)                                 |
|          | 66.1±0.5ms           | 65.7±0.7ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(False)                            |
|          | 66.5±0.7ms           | 66.4±1ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(True)                             |
|          | 61.2±0.6ms           | 61.0±0.8ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(False)                           |
|          | 61.9±0.8ms           | 61.7±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(True)                            |
|          | 19.6±0.3ms           | 19.8±0.2ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(False)                               |
|          | 23.4±0.3ms           | 23.4±0.2ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(True)                                |
|          | 131±0.6ms            | 132±1ms             | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(False)                     |
|          | 145±0.7ms            | 146±1ms             | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(True)                      |
|          | 17.9±0.2ms           | 18.4±0.2ms          | 1.03    | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(False)                               |
|          | 21.8±0.2ms           | 21.8±0.2ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(True)                                |
|          | 17.8±0.3ms           | 18.4±0.4ms          | 1.03    | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(False)                               |
|          | 21.7±0.2ms           | 21.9±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(True)                                |
|          | 18.5±0.4ms           | 18.6±0.3ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_MAX(False)                                 |
|          | 22.2±0.3ms           | 22.4±0.4ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MAX(True)                                  |
|          | 34.3±0.9ms           | 34.5±1ms            | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(False)                             |
|          | 38.3±0.9ms           | 38.5±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(True)                              |
|          | 19.2±0.2ms           | 18.9±0.3ms          | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(False)                                |
|          | 22.5±0.3ms           | 22.8±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(True)                                 |
|          | 18.6±0.1ms           | 18.8±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(False)                              |
|          | 22.1±0.4ms           | 22.3±0.2ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(True)                               |
|          | 18.4±0.2ms           | 18.5±0.2ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(False)                                 |
|          | 22.4±0.2ms           | 22.1±0.4ms          | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(True)                                  |
|          | 555±5ms              | 550±5ms             | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(False)                                |
|          | 556±5ms              | 554±4ms             | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(True)                                 |
|          | 151±0.6ms            | 150±0.9ms           | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(False)                          |
|          | 168±2ms              | 167±2ms             | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(True)                           |
|          | 17.9±0.2ms           | 18.0±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(False)                          |
|          | 21.5±0.4ms           | 21.6±0.3ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(True)                           |
|          | 21.2±0.3ms           | 21.1±0.3ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_RMS(False)                                 |
|          | 24.8±0.3ms           | 25.0±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_RMS(True)                                  |
|          | 21.2±0.4ms           | 21.3±0.2ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(False)                             |
|          | 24.9±0.4ms           | 25.0±0.4ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(True)                              |
|          | 20.5±0.3ms           | 20.8±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(False)                            |
|          | 24.4±0.4ms           | 24.7±0.2ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(True)                             |
|          | 82.9±1ms             | 83.6±0.6ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(False)                     |
|          | 83.7±0.6ms           | 83.5±0.7ms          | 1.00    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(True)                      |
|          | 95.1±0.6ms           | 95.9±2ms            | 1.01    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(False)                      |
|          | 95.2±0.6ms           | 95.6±1ms            | 1.00    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(True)                       |
|          | 58.5±0.7ms           | 58.5±0.5ms          | 1.00    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(False)                      |
|          | 58.8±0.5ms           | 58.8±0.7ms          | 1.00    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(True)                       |
|          | 29.5±0.4ms           | 29.3±0.5ms          | 0.99    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(False)                      |
|          | 32.5±0.5ms           | 32.9±0.3ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(True)                       |
|          | 31.3±0.5ms           | 30.9±0.5ms          | 0.99    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(False)                       |
|          | 34.8±0.6ms           | 34.6±0.4ms          | 0.99    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(True)                        |
|          | 25.9±0.3ms           | 26.0±0.2ms          | 1.00    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(False)                       |
|          | 29.3±0.2ms           | 29.7±0.3ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(True)                        |
|          | 321±1ms              | 320±3ms             | 1.00    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(False)               |
|          | 345±4ms              | 343±2ms             | 0.99    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(True)                |
|          | 1.12±0.01ms          | 1.14±0.02ms         | 1.01    | cube.CubeCreation.time_create(False, 'construct')                                           |
|          | 397±3μs              | 399±5μs             | 1.00    | cube.CubeCreation.time_create(False, 'instantiate')                                         |
|          | 947±10μs             | 960±20μs            | 1.01    | cube.CubeCreation.time_create(True, 'construct')                                            |
|          | 582±5μs              | 577±9μs             | 0.99    | cube.CubeCreation.time_create(True, 'instantiate')                                          |
|          | 224±3ms              | 223±2ms             | 1.00    | cube.CubeEquality.time_equality(False, False, 'all_equal')                                  |
|          | 114±1ms              | 113±1ms             | 1.00    | cube.CubeEquality.time_equality(False, False, 'coord_inequality')                           |
|          | 232±4ms              | 234±2ms             | 1.01    | cube.CubeEquality.time_equality(False, False, 'data_inequality')                            |
|          | 16.6±0.2μs           | 16.9±0.2μs          | 1.01    | cube.CubeEquality.time_equality(False, False, 'metadata_inequality')                        |
|          | 306±2ms              | 308±4ms             | 1.00    | cube.CubeEquality.time_equality(False, True, 'all_equal')                                   |
|          | 201±2ms              | 199±2ms             | 0.99    | cube.CubeEquality.time_equality(False, True, 'coord_inequality')                            |
|          | 316±3ms              | 319±3ms             | 1.01    | cube.CubeEquality.time_equality(False, True, 'data_inequality')                             |
|          | 16.9±0.1μs           | 16.9±0.2μs          | 1.00    | cube.CubeEquality.time_equality(False, True, 'metadata_inequality')                         |
|          | 224±3ms              | 222±3ms             | 0.99    | cube.CubeEquality.time_equality(True, False, 'all_equal')                                   |
|          | 113±1ms              | 113±1ms             | 1.00    | cube.CubeEquality.time_equality(True, False, 'coord_inequality')                            |
|          | 233±1ms              | 232±1ms             | 0.99    | cube.CubeEquality.time_equality(True, False, 'data_inequality')                             |
|          | 52.8±0.5μs           | 52.9±0.7μs          | 1.00    | cube.CubeEquality.time_equality(True, False, 'metadata_inequality')                         |
|          | 307±3ms              | 308±2ms             | 1.00    | cube.CubeEquality.time_equality(True, True, 'all_equal')                                    |
|          | 199±2ms              | 199±1ms             | 1.00    | cube.CubeEquality.time_equality(True, True, 'coord_inequality')                             |
|          | 321±5ms              | 318±2ms             | 0.99    | cube.CubeEquality.time_equality(True, True, 'data_inequality')                              |
|          | 54.5±0.6μs           | 54.2±0.3μs          | 0.99    | cube.CubeEquality.time_equality(True, True, 'metadata_inequality')                          |
|          | 674±10μs             | 774±4μs             | 1.15    | import_iris.Iris.time__concatenate                                                          |
|          | 180±0.9μs            | 181±3μs             | 1.00    | import_iris.Iris.time__constraints                                                          |
|          | 110±2μs              | 109±0.5μs           | 1.00    | import_iris.Iris.time__data_manager                                                         |
|          | 93.5±0.5μs           | 93.8±0.7μs          | 1.00    | import_iris.Iris.time__deprecation                                                          |
|          | 137±0.7μs            | 137±0.8μs           | 1.00    | import_iris.Iris.time__lazy_data                                                            |
|          | 893±3μs              | 896±4μs             | 1.00    | import_iris.Iris.time__merge                                                                |
|          | 77.8±0.8μs           | 76.3±0.5μs          | 0.98    | import_iris.Iris.time__representation                                                       |
|          | 484±4μs              | 482±3μs             | 1.00    | import_iris.Iris.time_analysis                                                              |
|          | 140±1μs              | 141±1μs             | 1.00    | import_iris.Iris.time_analysis__area_weighted                                               |
|          | 108±1μs              | 108±1μs             | 1.01    | import_iris.Iris.time_analysis__grid_angles                                                 |
|          | 241±3μs              | 240±2μs             | 1.00    | import_iris.Iris.time_analysis__interpolation                                               |
|          | 188±3μs              | 188±2μs             | 1.00    | import_iris.Iris.time_analysis__regrid                                                      |
|          | 111±0.6μs            | 111±0.7μs           | 1.00    | import_iris.Iris.time_analysis__scipy_interpolate                                           |
|          | 138±1μs              | 140±1μs             | 1.01    | import_iris.Iris.time_analysis_calculus                                                     |
|          | 325±3μs              | 328±4μs             | 1.01    | import_iris.Iris.time_analysis_cartography                                                  |
|          | 94.6±0.6μs           | 94.5±1μs            | 1.00    | import_iris.Iris.time_analysis_geomerty                                                     |
|          | 217±3μs              | 216±3μs             | 1.00    | import_iris.Iris.time_analysis_maths                                                        |
|          | 97.3±0.5μs           | 97.3±1μs            | 1.00    | import_iris.Iris.time_analysis_stats                                                        |
|          | 175±2μs              | 173±2μs             | 0.99    | import_iris.Iris.time_analysis_trajectory                                                   |
|          | 306±3μs              | 305±2μs             | 1.00    | import_iris.Iris.time_aux_factory                                                           |
|          | 84.0±0.5μs           | 85.1±1μs            | 1.01    | import_iris.Iris.time_common                                                                |
|          | 163±2μs              | 162±2μs             | 0.99    | import_iris.Iris.time_common_lenient                                                        |
|          | 1.35±0.02ms          | 1.32±0.01ms         | 0.98    | import_iris.Iris.time_common_metadata                                                       |
|          | 133±1μs              | 133±2μs             | 1.00    | import_iris.Iris.time_common_mixin                                                          |
|          | 1.19±0ms             | 1.18±0.01ms         | 1.00    | import_iris.Iris.time_common_resolve                                                        |
|          | 197±2μs              | 198±4μs             | 1.00    | import_iris.Iris.time_config                                                                |
|          | 123±1μs              | 124±1μs             | 1.01    | import_iris.Iris.time_coord_categorisation                                                  |
|          | 362±2μs              | 361±3μs             | 1.00    | import_iris.Iris.time_coord_systems                                                         |
|          | 751±7μs              | 755±9μs             | 1.01    | import_iris.Iris.time_coords                                                                |
|          | 678±4μs              | 676±5μs             | 1.00    | import_iris.Iris.time_cube                                                                  |
|          | 227±2μs              | 226±1μs             | 0.99    | import_iris.Iris.time_exceptions                                                            |
|          | 77.4±0.3μs           | 76.8±0.6μs          | 0.99    | import_iris.Iris.time_experimental                                                          |
|          | 186±2μs              | 184±3μs             | 0.99    | import_iris.Iris.time_fileformats                                                           |
|          | 251±1μs              | 248±2μs             | 0.99    | import_iris.Iris.time_fileformats__ff                                                       |
|          | 2.69±0.03ms          | 2.73±0.04ms         | 1.01    | import_iris.Iris.time_fileformats__ff_cross_references                                      |
|          | 79.2±0.4μs           | 79.5±0.9μs          | 1.00    | import_iris.Iris.time_fileformats__pp_lbproc_pairs                                          |
|          | 114±1μs              | 114±1μs             | 1.00    | import_iris.Iris.time_fileformats_abf                                                       |
|          | 409±2μs              | 411±3μs             | 1.00    | import_iris.Iris.time_fileformats_cf                                                        |
|          | 5.42±0.05ms          | 5.37±0.08ms         | 0.99    | import_iris.Iris.time_fileformats_dot                                                       |
|          | 74.7±0.7μs           | 74.6±0.5μs          | 1.00    | import_iris.Iris.time_fileformats_name                                                      |
|          | 256±4μs              | 261±4μs             | 1.02    | import_iris.Iris.time_fileformats_name_loaders                                              |
|          | 119±1μs              | 119±1μs             | 1.00    | import_iris.Iris.time_fileformats_netcdf                                                    |
|          | 122±0.7μs            | 124±2μs             | 1.02    | import_iris.Iris.time_fileformats_nimrod                                                    |
|          | 210±4μs              | 218±5μs             | 1.04    | import_iris.Iris.time_fileformats_nimrod_load_rules                                         |
|          | 787±3μs              | 784±4μs             | 1.00    | import_iris.Iris.time_fileformats_pp                                                        |
|          | 180±2μs              | 184±2μs             | 1.02    | import_iris.Iris.time_fileformats_pp_load_rules                                             |
|          | 133±2μs              | 134±2μs             | 1.01    | import_iris.Iris.time_fileformats_pp_save_rules                                             |
|          | 524±8μs              | 508±8μs             | 0.97    | import_iris.Iris.time_fileformats_rules                                                     |
|          | 221±2μs              | 217±2μs             | 0.98    | import_iris.Iris.time_fileformats_structured_array_identification                           |
|          | 82.9±0.5μs           | 83.6±0.5μs          | 1.01    | import_iris.Iris.time_fileformats_um                                                        |
|          | 162±3μs              | 160±2μs             | 0.99    | import_iris.Iris.time_fileformats_um__fast_load                                             |
|          | 139±1μs              | 138±2μs             | 1.00    | import_iris.Iris.time_fileformats_um__fast_load_structured_fields                           |
|          | 75.2±0.6μs           | 75.4±0.3μs          | 1.00    | import_iris.Iris.time_fileformats_um__ff_replacement                                        |
|          | 81.6±1μs             | 81.8±0.6μs          | 1.00    | import_iris.Iris.time_fileformats_um__optimal_array_structuring                             |
|          | 984±7μs              | 983±5μs             | 1.00    | import_iris.Iris.time_fileformats_um_cf_map                                                 |
|          | 137±1μs              | 138±0.8μs           | 1.01    | import_iris.Iris.time_io                                                                    |
|          | 173±1μs              | 176±3μs             | 1.02    | import_iris.Iris.time_io_format_picker                                                      |
|          | 228±3μs              | 228±2μs             | 1.00    | import_iris.Iris.time_iris                                                                  |
|          | 127±1μs              | 127±1μs             | 1.00    | import_iris.Iris.time_iterate                                                               |
|          | 8.49±0.1ms           | 8.48±0.07ms         | 1.00    | import_iris.Iris.time_palette                                                               |
|          | 2.20±0.04ms          | 2.20±0.04ms         | 1.00    | import_iris.Iris.time_plot                                                                  |
|          | 103±0.9μs            | 104±1μs             | 1.01    | import_iris.Iris.time_quickplot                                                             |
|          | 2.19±0.03ms          | 2.20±0.01ms         | 1.01    | import_iris.Iris.time_std_names                                                             |
|          | 1.78±0.02ms          | 1.79±0.03ms         | 1.00    | import_iris.Iris.time_symbols                                                               |
|          | 104±5ms              | 101±10ms            | 0.97    | import_iris.Iris.time_tests                                                                 |
|          | 254±1μs              | 255±3μs             | 1.00    | import_iris.Iris.time_third_party_cartopy                                                   |
|          | 4.80±0.03ms          | 4.81±0.02ms         | 1.00    | import_iris.Iris.time_third_party_cf_units                                                  |
|          | 119±1μs              | 119±0.6μs           | 1.00    | import_iris.Iris.time_third_party_cftime                                                    |
|          | 2.79±0.02ms          | 2.78±0.01ms         | 1.00    | import_iris.Iris.time_third_party_matplotlib                                                |
|          | 1.07±0.01ms          | 1.07±0ms            | 1.00    | import_iris.Iris.time_third_party_numpy                                                     |
|          | 173±2μs              | 171±0.6μs           | 0.99    | import_iris.Iris.time_third_party_scipy                                                     |
|          | 99.2±0.9μs           | 100±0.6μs           | 1.01    | import_iris.Iris.time_time                                                                  |
|          | 318±4μs              | 320±6μs             | 1.01    | import_iris.Iris.time_util                                                                  |
|          | 73.5±0.6μs           | 72.9±0.7μs          | 0.99    | iterate.IZip.time_izip                                                                      |
|          | 8.18±0.06ms          | 8.08±0.05ms         | 0.99    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'FF')                                  |
|          | 24.7±0.3ms           | 24.7±0.3ms          | 1.00    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'NetCDF')                              |
|          | 8.94±0.1ms           | 8.80±0.1ms          | 0.99    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'PP')                                  |
|          | 8.24±0.09ms          | 8.05±0.05ms         | 0.98    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'FF')                                   |
|          | 21.9±0.4ms           | 21.5±0.1ms          | 0.98    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'NetCDF')                               |
|          | 8.80±0.07ms          | 8.84±0.05ms         | 1.00    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'PP')                                   |
|          | 1.35±0.01s           | 1.36±0.02s          | 1.01    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'FF')                                    |
|          | 21.4±0.2ms           | 21.3±0.2ms          | 0.99    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'NetCDF')                                |
|          | 1.52±0.01s           | 1.53±0.01s          | 1.01    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'PP')                                    |
|          | 1.36±0.01s           | 1.36±0.01s          | 1.00    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'FF')                                     |
|          | 21.1±0.1ms           | 21.4±0.2ms          | 1.01    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'NetCDF')                                 |
|          | 1.54±0.01s           | 1.50±0.01s          | 0.98    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'PP')                                     |
|          | 3.92±0.07ms          | 3.91±0.03ms         | 1.00    | load.LoadAndRealise.time_load((50, 50, 2), False, 'FF')                                     |
|          | 20.3±0.2ms           | 20.2±0.1ms          | 0.99    | load.LoadAndRealise.time_load((50, 50, 2), False, 'NetCDF')                                 |
|          | 4.25±0.07ms          | 4.17±0.03ms         | 0.98    | load.LoadAndRealise.time_load((50, 50, 2), False, 'PP')                                     |
|          | 3.90±0.03ms          | 3.88±0.04ms         | 1.00    | load.LoadAndRealise.time_load((50, 50, 2), True, 'FF')                                      |
|          | 20.1±0.2ms           | 20.1±0.1ms          | 1.00    | load.LoadAndRealise.time_load((50, 50, 2), True, 'NetCDF')                                  |
|          | 4.21±0.07ms          | 4.17±0.04ms         | 0.99    | load.LoadAndRealise.time_load((50, 50, 2), True, 'PP')                                      |
|          | 31.8±2ms             | 31.2±3ms            | 0.98    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'FF')                               |
|          | 19.4±0.3ms           | 18.9±0.5ms          | 0.98    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'NetCDF')                           |
|          | 13.4±2ms             | 12.9±0.9ms          | 0.96    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'PP')                               |
|          | 25.4±2ms             | 25.7±2ms            | 1.01    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'FF')                                |
|          | 70.1±2ms             | 70.1±2ms            | 1.00    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'NetCDF')                            |
|          | 25.4±1ms             | 25.2±0.8ms          | 0.99    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'PP')                                |
|          | 443±2ms              | 442±4ms             | 1.00    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'FF')                                 |
|          | 2.88±0.08ms          | 2.85±0.08ms         | 0.99    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'NetCDF')                             |
|          | 447±2ms              | 447±2ms             | 1.00    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'PP')                                 |
|          | 448±2ms              | 446±2ms             | 1.00    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'FF')                                  |
|          | 2.83±0.08ms          | 2.87±0.04ms         | 1.01    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'NetCDF')                              |
|          | 453±0.9ms            | 451±2ms             | 0.99    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'PP')                                  |
|          | 1.55±0.09ms          | 1.51±0.06ms         | 0.97    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'FF')                                  |
|          | 2.78±0.03ms          | 2.83±0.06ms         | 1.02    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'NetCDF')                              |
|          | 1.57±0.1ms           | 1.59±0.07ms         | 1.02    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'PP')                                  |
|          | 1.57±0.1ms           | 1.59±0.06ms         | 1.01    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'FF')                                   |
|          | 2.93±0.07ms          | 2.85±0.09ms         | 0.97    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'NetCDF')                               |
|          | 1.55±0.07ms          | 1.60±0.1ms          | 1.03    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'PP')                                   |
|          | 370±5ms              | 373±5ms             | 1.01    | load.ManyVars.time_many_var_load                                                            |
|          | 8.30±0.07ms          | 8.28±0.1ms          | 1.00    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'FF')                            |
|          | 9.03±0.07ms          | 9.17±0.1ms          | 1.02    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'PP')                            |
|          | 1.37±0.01s           | 1.36±0.01s          | 1.00    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'FF')                              |
|          | 1.54±0.01s           | 1.53±0.01s          | 1.00    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'PP')                              |
|          | 4.00±0.05ms          | 4.01±0.04ms         | 1.00    | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'FF')                                 |
|          | 4.33±0.04ms          | 4.25±0.05ms         | 0.98    | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'PP')                                 |
|          | 8.15±0.1ms           | 8.17±0.07ms         | 1.00    | load.StructuredFF.time_structured_load((1280, 960, 5), False)                               |
|          | 4.74±0.04ms          | 5.02±0.04ms         | 1.06    | load.StructuredFF.time_structured_load((1280, 960, 5), True)                                |
|          | 1.35±0.01s           | 1.35±0.01s          | 1.00    | load.StructuredFF.time_structured_load((2, 2, 1000), False)                                 |
|          | 371±3ms              | 369±5ms             | 0.99    | load.StructuredFF.time_structured_load((2, 2, 1000), True)                                  |
|          | 3.90±0.03ms          | 3.90±0.02ms         | 1.00    | load.StructuredFF.time_structured_load((2, 2, 2), False)                                    |
|          | 3.56±0.05ms          | 3.83±0.02ms         | 1.07    | load.StructuredFF.time_structured_load((2, 2, 2), True)                                     |
|          | 150±4ms              | 149±1ms             | 0.99    | load.TimeConstraint.time_time_constraint(20, 'FF')                                          |
|          | 24.0±0.6ms           | 23.7±0.4ms          | 0.99    | load.TimeConstraint.time_time_constraint(20, 'NetCDF')                                      |
|          | 165±1ms              | 164±0.8ms           | 1.00    | load.TimeConstraint.time_time_constraint(20, 'PP')                                          |
|          | 29.3±0.6ms           | 29.2±0.2ms          | 1.00    | load.TimeConstraint.time_time_constraint(3, 'FF')                                           |
|          | 23.6±0.3ms           | 23.5±0.3ms          | 1.00    | load.TimeConstraint.time_time_constraint(3, 'NetCDF')                                       |
|          | 32.0±0.3ms           | 31.5±0.2ms          | 0.98    | load.TimeConstraint.time_time_constraint(3, 'PP')                                           |
|          | 17.7±0.2ms           | 17.9±0.3ms          | 1.01    | load.ugrid.BasicLoading.time_load_file(1)                                                   |
|          | 41.8±0.4ms           | 41.6±0.6ms          | 1.00    | load.ugrid.BasicLoading.time_load_file(200000)                                              |
|          | 14.7±0.5ms           | 14.3±0.09ms         | 0.97    | load.ugrid.BasicLoading.time_load_mesh(1)                                                   |
|          | 23.0±0.4ms           | 22.4±0.3ms          | 0.98    | load.ugrid.BasicLoading.time_load_mesh(200000)                                              |
|          | 18.1±0.3ms           | 17.8±0.3ms          | 0.98    | load.ugrid.BasicLoadingTime.time_load_file(1)                                               |
|          | 21.1±0.4ms           | 20.7±0.2ms          | 0.98    | load.ugrid.BasicLoadingTime.time_load_file(200000)                                          |
|          | 14.3±0.2ms           | 14.4±0.2ms          | 1.00    | load.ugrid.BasicLoadingTime.time_load_mesh(1)                                               |
|          | 17.6±0.3ms           | 17.2±0.2ms          | 0.98    | load.ugrid.BasicLoadingTime.time_load_mesh(200000)                                          |
|          | 18.9±0.3ms           | 18.9±0.5ms          | 1.00    | load.ugrid.Callback.time_load_file_callback(1)                                              |
|          | 50.9±0.4ms           | 50.1±0.9ms          | 0.98    | load.ugrid.Callback.time_load_file_callback(200000)                                         |
|          | 18.7±0.2ms           | 18.8±0.3ms          | 1.01    | load.ugrid.CallbackTime.time_load_file_callback(1)                                          |
|          | 22.4±0.3ms           | 22.5±0.4ms          | 1.01    | load.ugrid.CallbackTime.time_load_file_callback(200000)                                     |
|          | 2.80±0.1ms           | 2.72±0.06ms         | 0.97    | load.ugrid.DataRealisation.time_realise_data(10000)                                         |
|          | 4.93±0.9ms           | 3.83±0.9ms          | ~0.78   | load.ugrid.DataRealisation.time_realise_data(200000)                                        |
|          | 37.4±0.7ms           | 37.9±0.8ms          | 1.01    | load.ugrid.DataRealisationTime.time_realise_data(10000)                                     |
|          | 795±6ms              | 792±2ms             | 1.00    | load.ugrid.DataRealisationTime.time_realise_data(200000)                                    |
|          | 48.2±0.4ms           | 48.0±0.5ms          | 0.99    | merge_concat.Merge.time_merge                                                               |
|          | 1±0.3M               | 1.2±0.3M            | 1.20    | merge_concat.Merge.tracemalloc_merge                                                        |
|          | 431±5ns              | 431±4ns             | 1.00    | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(50)              |
|          | 260±2ms              | 256±1ms             | 0.99    | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(500)             |
|          | 647±2k               | 647±2k              | 1.00    | mesh.utils.regions_combine.CombineRegionsComputeRealData.tracemalloc_compute_data(50)       |
|          | 60±0M                | 60±0M               | 1.00    | mesh.utils.regions_combine.CombineRegionsComputeRealData.tracemalloc_compute_data(500)      |
|          | 14.7±0.09ms          | 14.4±0.1ms          | 0.98    | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(50)           |
|          | 16.2±0.2ms           | 16.0±0.2ms          | 0.99    | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(500)          |
|          | 507±90k              | 529±90k             | 1.04    | mesh.utils.regions_combine.CombineRegionsCreateCube.tracemalloc_create_combined_cube(50)    |
|          | 12.4±0.09M           | 12.4±0.09M          | 1.00    | mesh.utils.regions_combine.CombineRegionsCreateCube.tracemalloc_create_combined_cube(500)   |
|          | 106±0.8ms            | 106±0.8ms           | 1.00    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(50)         |
|          | 701±6ms              | 697±4ms             | 0.99    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(500)        |
|          | 1.2±0.06M            | 1.22±0.04M          | 1.02    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.tracemalloc_stream_file2file(50)  |
|          | 96.3±0.04M           | 96.3±0.04M          | 1.00    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.tracemalloc_stream_file2file(500) |
|          | 66.5±0.7ms           | 65.9±0.6ms          | 0.99    | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(50)                             |
|          | 653±4ms              | 653±3ms             | 1.00    | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(500)                            |
|          | 1.16±0.01M           | 1.15±0.02M          | 1.00    | mesh.utils.regions_combine.CombineRegionsSaveData.tracemalloc_save(50)                      |
|          | 96.2±0.01M           | 96.2±0.02M          | 1.00    | mesh.utils.regions_combine.CombineRegionsSaveData.tracemalloc_save(500)                     |
|          | 2.1752849999999997   | 2.1752849999999997  | 1.00    | mesh.utils.regions_combine.CombineRegionsSaveData.track_filesize_saved(50)                  |
|          | 216.01528499999998   | 216.01528499999998  | 1.00    | mesh.utils.regions_combine.CombineRegionsSaveData.track_filesize_saved(500)                 |
|          | 6.54±0.02ms          | 6.53±0.05ms         | 1.00    | plot.AuxSort.time_aux_sort                                                                  |
|          | 73.5±6ms             | 73.0±6ms            | 0.99    | regridding.CurvilinearRegridding.time_regrid_pic                                            |
|          | 136±3M               | 136±3M              | 1.00    | regridding.CurvilinearRegridding.tracemalloc_regrid_pic                                     |
|          | 98.1±0.7ms           | 98.5±0.6ms          | 1.00    | regridding.HorizontalChunkedRegridding.time_regrid_area_w                                   |
|          | 48.6±2ms             | 47.4±1ms            | 0.98    | regridding.HorizontalChunkedRegridding.time_regrid_area_w_new_grid                          |
|          | 106±0.06M            | 106±0.06M           | 1.00    | regridding.HorizontalChunkedRegridding.tracemalloc_regrid_area_w                            |
|          | 147±0.6M             | 147±0.6M            | 1.00    | regridding.HorizontalChunkedRegridding.tracemalloc_regrid_area_w_new_grid                   |
|          | 4.10±0.02ms          | 4.10±0.04ms         | 1.00    | save.NetcdfSave.time_netcdf_save_cube(50, False)                                            |
|          | 71.9±0.5ms           | 72.4±0.7ms          | 1.01    | save.NetcdfSave.time_netcdf_save_cube(50, True)                                             |
|          | 51.5±1ms             | 51.7±0.7ms          | 1.00    | save.NetcdfSave.time_netcdf_save_cube(600, False)                                           |
|          | 560±3ms              | 562±5ms             | 1.00    | save.NetcdfSave.time_netcdf_save_cube(600, True)                                            |
|          | 88.8±0.4ns           | 89.6±1ns            | 1.01    | save.NetcdfSave.time_netcdf_save_mesh(50, False)                                            |
|          | 55.5±0.3ms           | 55.2±0.4ms          | 0.99    | save.NetcdfSave.time_netcdf_save_mesh(50, True)                                             |
|          | 89.9±0.7ns           | 89.8±1ns            | 1.00    | save.NetcdfSave.time_netcdf_save_mesh(600, False)                                           |
|          | 494±4ms              | 490±4ms             | 0.99    | save.NetcdfSave.time_netcdf_save_mesh(600, True)                                            |
|          | 27.2±0.1k            | 27.2±0.1k           | 1.00    | save.NetcdfSave.tracemalloc_netcdf_save(50, False)                                          |
|          | 1.7±0.1M             | 1.73±0.2M           | 1.02    | save.NetcdfSave.tracemalloc_netcdf_save(50, True)                                           |
|          | 27.2±0.1k            | 27.2±0.1k           | 1.00    | save.NetcdfSave.tracemalloc_netcdf_save(600, False)                                         |
|          | 225±10M              | 216±20M             | 0.96    | save.NetcdfSave.tracemalloc_netcdf_save(600, True)                                          |
|          | 42.6±1ms             | 44.1±1ms            | 1.03    | stats.PearsonR.time_lazy                                                                    |
|          | 18.9±0.2ms           | 19.1±0.3ms          | 1.01    | stats.PearsonR.time_real                                                                    |
|          | 20±0.1M              | 20±0.1M             | 1.00    | stats.PearsonR.tracemalloc_lazy                                                             |
|          | 18.4±0.01M           | 18.4±0.01M          | 1.00    | stats.PearsonR.tracemalloc_real                                                             |
|          | 23.1±0.7ms           | 23.9±0.9ms          | 1.03    | trajectory.TrajectoryInterpolation.time_trajectory_linear                                   |
|          | 61.1±0.5ms           | 61.1±0.5ms          | 1.00    | trajectory.TrajectoryInterpolation.time_trajectory_nearest                                  |
|          | 23.3±0.01M           | 23.3±0.01M          | 1.00    | trajectory.TrajectoryInterpolation.tracemalloc_trajectory_linear                            |
|          | 12.1±0.05M           | 12.1±0.05M          | 1.00    | trajectory.TrajectoryInterpolation.tracemalloc_trajectory_nearest                           |

Benchmarks that have got worse:

| Change   | Before [13017e3f]    | After [6ee351f9]    |   Ratio | Benchmark (Parameter)                                   |
|----------|----------------------|---------------------|---------|---------------------------------------------------------|
| +        | 26.6±6M              | 109±0.5M            |    4.09 | merge_concat.Concatenate.tracemalloc_concatenate(False) |
| +        | 26.6±6M              | 109±0.5M            |    4.09 | merge_concat.Concatenate.tracemalloc_concatenate(True)  |

Generated by GHA run 10682203888

@trexfeathers trexfeathers merged commit a045c81 into SciTools:main Sep 3, 2024
23 checks passed
@bouweandela bouweandela deleted the parallel-concatenate branch September 3, 2024 13:36
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts Experience: High
Projects
Status: Done
Development

Successfully merging this pull request may close these issues.

Parallelising cubes concatenation
4 participants