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Cache Dask arrays created from NetCDFDataProxys to speed up loading files with multiple variables #6252

Merged
merged 8 commits into from
Feb 14, 2025
Merged

Cache Dask arrays created from NetCDFDataProxys to speed up loading files with multiple variables #6252

merged 8 commits into from
Feb 14, 2025

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bouweandela
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🚀 Pull Request

Description

Another idea to speed up loading NetCDF files with many variables. This caches the last 100 Dask arrays created from NetCDFDataProxys so shared coordinates can be re-used. Since copying a Dask array is much faster than creating a new one, this gives a speedup.

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

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.88%. Comparing base (ba9a6e2) to head (a79562c).
Report is 2 commits behind head on main.

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@@            Coverage Diff             @@
##             main    #6252      +/-   ##
==========================================
+ Coverage   89.85%   89.88%   +0.02%     
==========================================
  Files          88       88              
  Lines       23401    23430      +29     
  Branches     4357     4361       +4     
==========================================
+ Hits        21028    21059      +31     
+ Misses       1646     1644       -2     
  Partials      727      727

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@bouweandela bouweandela added the benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts label Dec 11, 2024
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⏱️ Performance Benchmark Report: 953e8f9

Performance shifts 
| Change   | Before [0fdedb46]    | After [953e8f91]    |   Ratio | Benchmark (Parameter)                                           |
|----------|----------------------|---------------------|---------|-----------------------------------------------------------------|
| -        | 3.19±0.1ms           | 2.62±0.06ms         |    0.82 | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'NetCDF') |
| -        | 3.13±0.07ms          | 2.56±0.09ms         |    0.82 | load.LoadAndRealise.time_realise((50, 50, 2), False, 'NetCDF')  |
| -        | 3.02±0.2ms           | 2.49±0.04ms         |    0.83 | load.ugrid.DataRealisation.time_realise_data(10000)             |
| Change   | Before [0fdedb46]    | After [953e8f91]    |   Ratio | Benchmark (Parameter)                                                                    |
|----------|----------------------|---------------------|---------|------------------------------------------------------------------------------------------|
| +        | 808±0.6k             | 1.14±0M             |     1.4 | mesh.utils.regions_combine.CombineRegionsCreateCube.tracemalloc_create_combined_cube(50) |
Full benchmark results 

Benchmarks that have improved:

| Change   | Before [0fdedb46]    | After [953e8f91]    |   Ratio | Benchmark (Parameter)                                           |
|----------|----------------------|---------------------|---------|-----------------------------------------------------------------|
| -        | 3.19±0.1ms           | 2.62±0.06ms         |    0.82 | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'NetCDF') |
| -        | 3.13±0.07ms          | 2.56±0.09ms         |    0.82 | load.LoadAndRealise.time_realise((50, 50, 2), False, 'NetCDF')  |
| -        | 3.02±0.2ms           | 2.49±0.04ms         |    0.83 | load.ugrid.DataRealisation.time_realise_data(10000)             |

Benchmarks that have stayed the same:

| Change   | Before [0fdedb46]    | After [953e8f91]    | Ratio   | Benchmark (Parameter)                                                                       |
|----------|----------------------|---------------------|---------|---------------------------------------------------------------------------------------------|
|          | 61.2±1ms             | 61.0±2ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(False)                              |
|          | 61.9±1ms             | 61.5±1ms            | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(True)                               |
|          | 220±3ms              | 217±2ms             | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(False)                    |
|          | 218±4ms              | 218±3ms             | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(True)                     |
|          | 38.5±0.9ms           | 38.4±0.5ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(False)                              |
|          | 39.8±0.7ms           | 39.7±0.5ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(True)                               |
|          | 39.3±0.8ms           | 39.2±0.4ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(False)                              |
|          | 39.2±0.7ms           | 39.6±0.6ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(True)                               |
|          | 52.1±1ms             | 51.3±0.7ms          | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(False)                                |
|          | 53.0±0.9ms           | 52.2±0.7ms          | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(True)                                 |
|          | 137±1ms              | 137±2ms             | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(False)                            |
|          | 138±3ms              | 138±1ms             | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(True)                             |
|          | 56.9±0.6ms           | 57.0±1ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(False)                               |
|          | 58.2±1ms             | 57.8±0.4ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(True)                                |
|          | 40.2±1ms             | 38.7±0.2ms          | 0.96    | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(False)                             |
|          | 40.1±0.9ms           | 39.5±0.6ms          | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(True)                              |
|          | 52.5±1ms             | 50.9±1ms            | 0.97    | aggregate_collapse.Aggregation.time_aggregated_by_MIN(False)                                |
|          | 52.7±1ms             | 52.2±0.5ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_MIN(True)                                 |
|          | 1.08±0s              | 1.08±0s             | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(False)                               |
|          | 1.08±0.01s           | 1.09±0.01s          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(True)                                |
|          | 493±20ms             | 513±20ms            | 1.04    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(False)                         |
|          | 509±10ms             | 511±10ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(True)                          |
|          | 37.6±0.6ms           | 36.7±0.5ms          | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(False)                         |
|          | 38.2±1ms             | 37.5±0.5ms          | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(True)                          |
|          | 69.5±0.6ms           | 68.3±1ms            | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(False)                                |
|          | 71.1±2ms             | 69.5±0.8ms          | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(True)                                 |
|          | 72.8±1ms             | 70.1±0.7ms          | 0.96    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(False)                            |
|          | 72.8±2ms             | 71.2±0.9ms          | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(True)                             |
|          | 67.7±1ms             | 66.3±0.9ms          | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(False)                           |
|          | 67.8±0.6ms           | 66.4±1ms            | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(True)                            |
|          | 26.4±1ms             | 25.4±0.4ms          | 0.96    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(False)                               |
|          | 30.6±0.9ms           | 29.6±0.3ms          | 0.97    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(True)                                |
|          | 153±2ms              | 147±1ms             | 0.96    | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(False)                     |
|          | 168±4ms              | 164±0.5ms           | 0.98    | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(True)                      |
|          | 24.3±0.5ms           | 23.0±0.2ms          | 0.95    | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(False)                               |
|          | 28.5±0.5ms           | 27.9±0.2ms          | 0.98    | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(True)                                |
|          | 24.1±0.6ms           | 23.4±0.2ms          | 0.97    | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(False)                               |
|          | 28.6±0.7ms           | 27.7±0.3ms          | 0.97    | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(True)                                |
|          | 24.8±0.6ms           | 24.1±0.2ms          | 0.97    | aggregate_collapse.Aggregation.time_collapsed_by_MAX(False)                                 |
|          | 29.1±0.7ms           | 28.5±0.5ms          | 0.98    | aggregate_collapse.Aggregation.time_collapsed_by_MAX(True)                                  |
|          | 38.6±0.7ms           | 37.7±1ms            | 0.98    | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(False)                             |
|          | 42.8±1ms             | 41.8±0.8ms          | 0.97    | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(True)                              |
|          | 25.4±0.5ms           | 24.6±0.4ms          | 0.97    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(False)                                |
|          | 29.6±0.8ms           | 28.9±0.3ms          | 0.98    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(True)                                 |
|          | 25.6±0.6ms           | 24.7±0.4ms          | 0.97    | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(False)                              |
|          | 29.9±0.9ms           | 29.2±0.4ms          | 0.97    | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(True)                               |
|          | 25.4±0.8ms           | 24.1±0.4ms          | 0.95    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(False)                                 |
|          | 28.7±0.8ms           | 28.4±0.5ms          | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(True)                                  |
|          | 544±4ms              | 540±0.7ms           | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(False)                                |
|          | 546±0.9ms            | 546±5ms             | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(True)                                 |
|          | 166±1ms              | 163±0.7ms           | 0.98    | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(False)                          |
|          | 186±3ms              | 183±1ms             | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(True)                           |
|          | 24.3±0.6ms           | 23.8±0.5ms          | 0.98    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(False)                          |
|          | 27.9±0.7ms           | 27.4±0.4ms          | 0.98    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(True)                           |
|          | 27.2±0.9ms           | 27.1±0.5ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_RMS(False)                                 |
|          | 32.3±1ms             | 31.1±0.3ms          | 0.96    | aggregate_collapse.Aggregation.time_collapsed_by_RMS(True)                                  |
|          | 28.0±1ms             | 26.5±0.2ms          | 0.95    | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(False)                             |
|          | 31.6±1ms             | 30.7±0.3ms          | 0.97    | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(True)                              |
|          | 26.5±1ms             | 25.7±0.4ms          | 0.97    | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(False)                            |
|          | 30.2±1ms             | 30.4±0.4ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(True)                             |
|          | 95.5±1ms             | 93.6±1ms            | 0.98    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(False)                     |
|          | 95.3±1ms             | 94.8±0.5ms          | 0.99    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(True)                      |
|          | 107±2ms              | 107±2ms             | 1.00    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(False)                      |
|          | 109±2ms              | 108±2ms             | 0.99    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(True)                       |
|          | 64.6±1ms             | 64.2±0.6ms          | 0.99    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(False)                      |
|          | 64.9±2ms             | 65.1±1ms            | 1.00    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(True)                       |
|          | 30.5±1ms             | 31.1±0.7ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(False)                      |
|          | 36.4±0.9ms           | 35.0±1ms            | 0.96    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(True)                       |
|          | 33.1±1ms             | 33.3±0.6ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(False)                       |
|          | 37.1±0.7ms           | 36.8±0.6ms          | 0.99    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(True)                        |
|          | 27.2±0.6ms           | 26.4±0.3ms          | 0.97    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(False)                       |
|          | 31.6±0.6ms           | 30.8±0.5ms          | 0.98    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(True)                        |
|          | 332±5ms              | 334±3ms             | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(False)               |
|          | 352±9ms              | 350±5ms             | 0.99    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(True)                |
|          | 1.11±0.02ms          | 1.13±0.02ms         | 1.01    | cube.CubeCreation.time_create(False, 'construct')                                           |
|          | 402±5μs              | 398±5μs             | 0.99    | cube.CubeCreation.time_create(False, 'instantiate')                                         |
|          | 947±20μs             | 951±20μs            | 1.00    | cube.CubeCreation.time_create(True, 'construct')                                            |
|          | 579±8μs              | 581±5μs             | 1.00    | cube.CubeCreation.time_create(True, 'instantiate')                                          |
|          | 237±3ms              | 238±4ms             | 1.00    | cube.CubeEquality.time_equality(False, False, 'all_equal')                                  |
|          | 131±2ms              | 128±1ms             | 0.98    | cube.CubeEquality.time_equality(False, False, 'coord_inequality')                           |
|          | 263±4ms              | 262±2ms             | 1.00    | cube.CubeEquality.time_equality(False, False, 'data_inequality')                            |
|          | 16.4±0.2μs           | 16.5±0.1μs          | 1.00    | cube.CubeEquality.time_equality(False, False, 'metadata_inequality')                        |
|          | 339±3ms              | 340±4ms             | 1.00    | cube.CubeEquality.time_equality(False, True, 'all_equal')                                   |
|          | 232±7ms              | 229±3ms             | 0.99    | cube.CubeEquality.time_equality(False, True, 'coord_inequality')                            |
|          | 370±5ms              | 366±3ms             | 0.99    | cube.CubeEquality.time_equality(False, True, 'data_inequality')                             |
|          | 17.0±0.4μs           | 16.6±0.3μs          | 0.98    | cube.CubeEquality.time_equality(False, True, 'metadata_inequality')                         |
|          | 241±4ms              | 239±2ms             | 0.99    | cube.CubeEquality.time_equality(True, False, 'all_equal')                                   |
|          | 128±4ms              | 129±1ms             | 1.01    | cube.CubeEquality.time_equality(True, False, 'coord_inequality')                            |
|          | 266±3ms              | 267±3ms             | 1.00    | cube.CubeEquality.time_equality(True, False, 'data_inequality')                             |
|          | 52.3±0.6μs           | 52.2±0.4μs          | 1.00    | cube.CubeEquality.time_equality(True, False, 'metadata_inequality')                         |
|          | 343±8ms              | 340±3ms             | 0.99    | cube.CubeEquality.time_equality(True, True, 'all_equal')                                    |
|          | 237±8ms              | 231±0.9ms           | 0.97    | cube.CubeEquality.time_equality(True, True, 'coord_inequality')                             |
|          | 369±10ms             | 367±5ms             | 1.00    | cube.CubeEquality.time_equality(True, True, 'data_inequality')                              |
|          | 54.7±1μs             | 54.0±1μs            | 0.99    | cube.CubeEquality.time_equality(True, True, 'metadata_inequality')                          |
|          | 811±9μs              | 794±3μs             | 0.98    | import_iris.Iris.time__concatenate                                                          |
|          | 180±6μs              | 181±2μs             | 1.01    | import_iris.Iris.time__constraints                                                          |
|          | 110±1μs              | 109±1μs             | 0.99    | import_iris.Iris.time__data_manager                                                         |
|          | 93.8±0.6μs           | 93.4±0.4μs          | 1.00    | import_iris.Iris.time__deprecation                                                          |
|          | 137±1μs              | 157±2μs             | 1.15    | import_iris.Iris.time__lazy_data                                                            |
|          | 916±10μs             | 913±5μs             | 1.00    | import_iris.Iris.time__merge                                                                |
|          | 77.1±0.5μs           | 76.5±0.5μs          | 0.99    | import_iris.Iris.time__representation                                                       |
|          | 594±10μs             | 594±5μs             | 1.00    | import_iris.Iris.time_analysis                                                              |
|          | 142±2μs              | 142±0.9μs           | 0.99    | import_iris.Iris.time_analysis__area_weighted                                               |
|          | 110±0.6μs            | 109±1μs             | 0.99    | import_iris.Iris.time_analysis__grid_angles                                                 |
|          | 241±3μs              | 242±3μs             | 1.01    | import_iris.Iris.time_analysis__interpolation                                               |
|          | 194±4μs              | 189±2μs             | 0.98    | import_iris.Iris.time_analysis__regrid                                                      |
|          | 112±1μs              | 111±0.7μs           | 0.99    | import_iris.Iris.time_analysis__scipy_interpolate                                           |
|          | 141±1μs              | 140±1μs             | 1.00    | import_iris.Iris.time_analysis_calculus                                                     |
|          | 333±2μs              | 334±4μs             | 1.00    | import_iris.Iris.time_analysis_cartography                                                  |
|          | 95.1±0.4μs           | 94.5±1μs            | 0.99    | import_iris.Iris.time_analysis_geomerty                                                     |
|          | 218±1μs              | 217±2μs             | 1.00    | import_iris.Iris.time_analysis_maths                                                        |
|          | 98.4±0.4μs           | 97.9±3μs            | 0.99    | import_iris.Iris.time_analysis_stats                                                        |
|          | 173±4μs              | 175±1μs             | 1.01    | import_iris.Iris.time_analysis_trajectory                                                   |
|          | 308±5μs              | 302±2μs             | 0.98    | import_iris.Iris.time_aux_factory                                                           |
|          | 83.3±0.6μs           | 85.0±1μs            | 1.02    | import_iris.Iris.time_common                                                                |
|          | 165±10μs             | 163±1μs             | 0.99    | import_iris.Iris.time_common_lenient                                                        |
|          | 1.33±0.01ms          | 1.34±0.01ms         | 1.01    | import_iris.Iris.time_common_metadata                                                       |
|          | 138±0.5μs            | 139±1μs             | 1.01    | import_iris.Iris.time_common_mixin                                                          |
|          | 1.18±0.01ms          | 1.19±0.01ms         | 1.01    | import_iris.Iris.time_common_resolve                                                        |
|          | 197±1μs              | 199±2μs             | 1.01    | import_iris.Iris.time_config                                                                |
|          | 123±1μs              | 123±1μs             | 1.00    | import_iris.Iris.time_coord_categorisation                                                  |
|          | 364±9μs              | 363±8μs             | 1.00    | import_iris.Iris.time_coord_systems                                                         |
|          | 747±4μs              | 748±5μs             | 1.00    | import_iris.Iris.time_coords                                                                |
|          | 657±10μs             | 653±6μs             | 0.99    | import_iris.Iris.time_cube                                                                  |
|          | 224±4μs              | 226±2μs             | 1.00    | import_iris.Iris.time_exceptions                                                            |
|          | 77.5±1μs             | 77.0±0.3μs          | 0.99    | import_iris.Iris.time_experimental                                                          |
|          | 183±1μs              | 183±1μs             | 1.00    | import_iris.Iris.time_fileformats                                                           |
|          | 251±4μs              | 254±3μs             | 1.01    | import_iris.Iris.time_fileformats__ff                                                       |
|          | 2.73±0.02ms          | 2.74±0.01ms         | 1.01    | import_iris.Iris.time_fileformats__ff_cross_references                                      |
|          | 79.4±1μs             | 80.6±1μs            | 1.02    | import_iris.Iris.time_fileformats__pp_lbproc_pairs                                          |
|          | 115±1μs              | 115±2μs             | 1.00    | import_iris.Iris.time_fileformats_abf                                                       |
|          | 410±2μs              | 409±3μs             | 1.00    | import_iris.Iris.time_fileformats_cf                                                        |
|          | 5.31±0.03ms          | 5.34±0.05ms         | 1.01    | import_iris.Iris.time_fileformats_dot                                                       |
|          | 75.6±0.7μs           | 75.7±0.5μs          | 1.00    | import_iris.Iris.time_fileformats_name                                                      |
|          | 257±5μs              | 261±2μs             | 1.01    | import_iris.Iris.time_fileformats_name_loaders                                              |
|          | 119±0.6μs            | 120±3μs             | 1.01    | import_iris.Iris.time_fileformats_netcdf                                                    |
|          | 124±1μs              | 128±3μs             | 1.03    | import_iris.Iris.time_fileformats_nimrod                                                    |
|          | 208±2μs              | 216±3μs             | 1.04    | import_iris.Iris.time_fileformats_nimrod_load_rules                                         |
|          | 784±9μs              | 786±8μs             | 1.00    | import_iris.Iris.time_fileformats_pp                                                        |
|          | 181±1μs              | 181±3μs             | 1.00    | import_iris.Iris.time_fileformats_pp_load_rules                                             |
|          | 138±2μs              | 136±1μs             | 0.99    | import_iris.Iris.time_fileformats_pp_save_rules                                             |
|          | 549±5μs              | 546±5μs             | 1.00    | import_iris.Iris.time_fileformats_rules                                                     |
|          | 217±2μs              | 220±0.9μs           | 1.01    | import_iris.Iris.time_fileformats_structured_array_identification                           |
|          | 83.4±0.2μs           | 83.5±0.6μs          | 1.00    | import_iris.Iris.time_fileformats_um                                                        |
|          | 162±2μs              | 160±1μs             | 0.98    | import_iris.Iris.time_fileformats_um__fast_load                                             |
|          | 140±1μs              | 141±2μs             | 1.01    | import_iris.Iris.time_fileformats_um__fast_load_structured_fields                           |
|          | 76.5±2μs             | 75.7±0.5μs          | 0.99    | import_iris.Iris.time_fileformats_um__ff_replacement                                        |
|          | 81.3±0.6μs           | 81.1±2μs            | 1.00    | import_iris.Iris.time_fileformats_um__optimal_array_structuring                             |
|          | 993±20μs             | 1.02±0.02ms         | 1.02    | import_iris.Iris.time_fileformats_um_cf_map                                                 |
|          | 135±0.6μs            | 137±2μs             | 1.01    | import_iris.Iris.time_io                                                                    |
|          | 174±1μs              | 173±2μs             | 1.00    | import_iris.Iris.time_io_format_picker                                                      |
|          | 284±3μs              | 287±1μs             | 1.01    | import_iris.Iris.time_iris                                                                  |
|          | 129±3μs              | 128±0.7μs           | 0.99    | import_iris.Iris.time_iterate                                                               |
|          | 8.12±0.2ms           | 8.29±0.1ms          | 1.02    | import_iris.Iris.time_palette                                                               |
|          | 1.89±0.02ms          | 1.91±0.01ms         | 1.01    | import_iris.Iris.time_plot                                                                  |
|          | 106±2μs              | 105±0.4μs           | 0.99    | import_iris.Iris.time_quickplot                                                             |
|          | 2.17±0.09ms          | 2.24±0.03ms         | 1.03    | import_iris.Iris.time_std_names                                                             |
|          | 1.76±0.01ms          | 1.77±0.01ms         | 1.01    | import_iris.Iris.time_symbols                                                               |
|          | 87.5±1ms             | 87.5±1ms            | 1.00    | import_iris.Iris.time_tests                                                                 |
|          | 256±4μs              | 251±4μs             | 0.98    | import_iris.Iris.time_third_party_cartopy                                                   |
|          | 4.78±0.05ms          | 4.77±0.06ms         | 1.00    | import_iris.Iris.time_third_party_cf_units                                                  |
|          | 120±1μs              | 118±0.7μs           | 0.98    | import_iris.Iris.time_third_party_cftime                                                    |
|          | 2.82±0.04ms          | 2.82±0.02ms         | 1.00    | import_iris.Iris.time_third_party_matplotlib                                                |
|          | 1.55±0.01ms          | 1.54±0.01ms         | 0.99    | import_iris.Iris.time_third_party_numpy                                                     |
|          | 171±3μs              | 169±1μs             | 0.99    | import_iris.Iris.time_third_party_scipy                                                     |
|          | 102±1μs              | 99.6±0.6μs          | 0.97    | import_iris.Iris.time_time                                                                  |
|          | 331±5μs              | 326±4μs             | 0.98    | import_iris.Iris.time_util                                                                  |
|          | 73.4±0.7μs           | 71.9±0.8μs          | 0.98    | iterate.IZip.time_izip                                                                      |
|          | 9.95±0.2ms           | 9.76±0.05ms         | 0.98    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'FF')                                  |
|          | 27.6±1ms             | 26.3±0.7ms          | 0.95    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'NetCDF')                              |
|          | 10.0±0.2ms           | 9.86±0.2ms          | 0.98    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'PP')                                  |
|          | 10.00±0.09ms         | 9.85±0.2ms          | 0.99    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'FF')                                   |
|          | 22.8±0.2ms           | 21.9±0.1ms          | 0.96    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'NetCDF')                               |
|          | 10.0±0.08ms          | 9.86±0.1ms          | 0.98    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'PP')                                   |
|          | 1.56±0.02s           | 1.54±0.01s          | 0.99    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'FF')                                    |
|          | 23.2±0.5ms           | 20.7±0.1ms          | 0.89    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'NetCDF')                                |
|          | 1.57±0.02s           | 1.57±0.01s          | 1.00    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'PP')                                    |
|          | 1.56±0.03s           | 1.55±0.01s          | 0.99    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'FF')                                     |
|          | 23.5±0.2ms           | 20.8±0.4ms          | 0.89    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'NetCDF')                                 |
|          | 1.58±0.02s           | 1.56±0.02s          | 0.99    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'PP')                                     |
|          | 5.05±0.04ms          | 4.97±0.04ms         | 0.98    | load.LoadAndRealise.time_load((50, 50, 2), False, 'FF')                                     |
|          | 21.0±0.6ms           | 20.4±0.2ms          | 0.97    | load.LoadAndRealise.time_load((50, 50, 2), False, 'NetCDF')                                 |
|          | 4.97±0.1ms           | 5.02±0.1ms          | 1.01    | load.LoadAndRealise.time_load((50, 50, 2), False, 'PP')                                     |
|          | 4.98±0.1ms           | 5.00±0.02ms         | 1.00    | load.LoadAndRealise.time_load((50, 50, 2), True, 'FF')                                      |
|          | 21.5±0.4ms           | 20.7±0.2ms          | 0.96    | load.LoadAndRealise.time_load((50, 50, 2), True, 'NetCDF')                                  |
|          | 5.10±0.1ms           | 5.03±0.01ms         | 0.99    | load.LoadAndRealise.time_load((50, 50, 2), True, 'PP')                                      |
|          | 25.8±3ms             | 25.3±3ms            | 0.98    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'FF')                               |
|          | 21.2±2ms             | 20.2±0.5ms          | 0.95    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'NetCDF')                           |
|          | 13.5±2ms             | 14.1±1ms            | 1.04    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'PP')                               |
|          | 27.9±2ms             | 26.7±2ms            | 0.96    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'FF')                                |
|          | 81.9±1ms             | 79.8±0.3ms          | 0.97    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'NetCDF')                            |
|          | 26.2±2ms             | 26.0±0.6ms          | 0.99    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'PP')                                |
|          | 504±7ms              | 485±5ms             | 0.96    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'FF')                                 |
|          | 505±5ms              | 496±8ms             | 0.98    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'PP')                                 |
|          | 513±5ms              | 497±8ms             | 0.97    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'FF')                                  |
|          | 3.15±0.2ms           | 2.88±0.2ms          | 0.91    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'NetCDF')                              |
|          | 507±8ms              | 495±10ms            | 0.98    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'PP')                                  |
|          | 1.75±0.09ms          | 1.81±0.1ms          | 1.03    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'FF')                                  |
|          | 1.78±0.1ms           | 1.72±0.05ms         | 0.97    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'PP')                                  |
|          | 1.75±0.1ms           | 1.72±0.1ms          | 0.98    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'FF')                                   |
|          | 3.26±0.06ms          | 2.74±0.09ms         | 0.84    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'NetCDF')                               |
|          | 1.79±0.07ms          | 1.71±0.09ms         | 0.95    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'PP')                                   |
|          | 367±2ms              | 362±3ms             | 0.99    | load.ManyVars.time_many_var_load                                                            |
|          | 9.94±0.1ms           | 9.96±0.1ms          | 1.00    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'FF')                            |
|          | 10.0±0.1ms           | 10.1±0.1ms          | 1.01    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'PP')                            |
|          | 1.56±0.01s           | 1.58±0.01s          | 1.01    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'FF')                              |
|          | 1.58±0.01s           | 1.59±0.03s          | 1.01    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'PP')                              |
|          | 5.08±0.02ms          | 5.17±0.04ms         | 1.02    | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'FF')                                 |
|          | 5.12±0.09ms          | 5.09±0.03ms         | 0.99    | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'PP')                                 |
|          | 9.07±0.07ms          | 9.21±0.1ms          | 1.02    | load.StructuredFF.time_structured_load((1280, 960, 5), False)                               |
|          | 5.81±0.03ms          | 5.90±0.1ms          | 1.02    | load.StructuredFF.time_structured_load((1280, 960, 5), True)                                |
|          | 1.54±0.01s           | 1.55±0.01s          | 1.00    | load.StructuredFF.time_structured_load((2, 2, 1000), False)                                 |
|          | 540±6ms              | 538±4ms             | 1.00    | load.StructuredFF.time_structured_load((2, 2, 1000), True)                                  |
|          | 4.36±0.04ms          | 4.25±0.04ms         | 0.98    | load.StructuredFF.time_structured_load((2, 2, 2), False)                                    |
|          | 4.10±0.05ms          | 4.10±0.06ms         | 1.00    | load.StructuredFF.time_structured_load((2, 2, 2), True)                                     |
|          | 162±3ms              | 163±4ms             | 1.00    | load.TimeConstraint.time_time_constraint(20, 'FF')                                          |
|          | 23.9±1ms             | 23.9±0.5ms          | 1.00    | load.TimeConstraint.time_time_constraint(20, 'NetCDF')                                      |
|          | 165±3ms              | 165±4ms             | 1.00    | load.TimeConstraint.time_time_constraint(20, 'PP')                                          |
|          | 33.2±0.3ms           | 33.1±0.4ms          | 1.00    | load.TimeConstraint.time_time_constraint(3, 'FF')                                           |
|          | 24.4±0.6ms           | 23.9±0.3ms          | 0.98    | load.TimeConstraint.time_time_constraint(3, 'NetCDF')                                       |
|          | 32.6±0.4ms           | 32.6±0.4ms          | 1.00    | load.TimeConstraint.time_time_constraint(3, 'PP')                                           |
|          | 19.9±0.4ms           | 19.2±0.2ms          | 0.96    | load.ugrid.BasicLoading.time_load_file(1)                                                   |
|          | 55.0±2ms             | 54.3±1ms            | 0.99    | load.ugrid.BasicLoading.time_load_file(200000)                                              |
|          | 15.4±0.4ms           | 15.1±0.3ms          | 0.98    | load.ugrid.BasicLoading.time_load_mesh(1)                                                   |
|          | 26.7±0.8ms           | 24.6±0.8ms          | 0.92    | load.ugrid.BasicLoading.time_load_mesh(200000)                                              |
|          | 19.5±0.5ms           | 19.4±0.4ms          | 0.99    | load.ugrid.BasicLoadingTime.time_load_file(1)                                               |
|          | 25.2±1ms             | 23.1±0.3ms          | 0.92    | load.ugrid.BasicLoadingTime.time_load_file(200000)                                          |
|          | 15.2±0.3ms           | 14.7±0.1ms          | 0.97    | load.ugrid.BasicLoadingTime.time_load_mesh(1)                                               |
|          | 19.7±0.4ms           | 19.6±0.7ms          | 1.00    | load.ugrid.BasicLoadingTime.time_load_mesh(200000)                                          |
|          | 20.7±0.4ms           | 20.1±0.2ms          | 0.97    | load.ugrid.Callback.time_load_file_callback(1)                                              |
|          | 64.6±1ms             | 63.8±0.7ms          | 0.99    | load.ugrid.Callback.time_load_file_callback(200000)                                         |
|          | 20.8±0.7ms           | 20.1±0.2ms          | 0.97    | load.ugrid.CallbackTime.time_load_file_callback(1)                                          |
|          | 25.4±0.8ms           | 24.3±0.3ms          | 0.96    | load.ugrid.CallbackTime.time_load_file_callback(200000)                                     |
|          | 4.56±0.7ms           | 3.62±0.4ms          | ~0.79   | load.ugrid.DataRealisation.time_realise_data(200000)                                        |
|          | 37.1±2ms             | 35.1±0.9ms          | 0.95    | load.ugrid.DataRealisationTime.time_realise_data(10000)                                     |
|          | 794±10ms             | 782±9ms             | 0.99    | load.ugrid.DataRealisationTime.time_realise_data(200000)                                    |
|          | 431±3ms              | 428±5ms             | 0.99    | merge_concat.Concatenate.time_concatenate(False)                                            |
|          | 433±5ms              | 432±3ms             | 1.00    | merge_concat.Concatenate.time_concatenate(True)                                             |
|          | 109±0.3M             | 109±0.3M            | 1.00    | merge_concat.Concatenate.tracemalloc_concatenate(False)                                     |
|          | 109±0.3M             | 109±0.3M            | 1.00    | merge_concat.Concatenate.tracemalloc_concatenate(True)                                      |
|          | 59.3±1ms             | 56.8±2ms            | 0.96    | merge_concat.Merge.time_merge                                                               |
|          | 1.62±0.2M            | 1.62±0.2M           | 1.00    | merge_concat.Merge.tracemalloc_merge                                                        |
|          | 461±4ns              | 464±4ns             | 1.01    | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(50)              |
|          | 213±1ms              | 215±1ms             | 1.01    | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(500)             |
|          | 659±0.8k             | 659±0.8k            | 1.00    | mesh.utils.regions_combine.CombineRegionsComputeRealData.tracemalloc_compute_data(50)       |
|          | 60.1±0M              | 60.1±0M             | 1.00    | mesh.utils.regions_combine.CombineRegionsComputeRealData.tracemalloc_compute_data(500)      |
|          | 16.9±0.4ms           | 17.2±0.2ms          | 1.02    | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(50)           |
|          | 19.0±0.9ms           | 18.9±0.3ms          | 1.00    | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(500)          |
|          | 12.7±0M              | 13±0M               | 1.03    | mesh.utils.regions_combine.CombineRegionsCreateCube.tracemalloc_create_combined_cube(500)   |
|          | 119±2ms              | 119±3ms             | 1.00    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(50)         |
|          | 685±10ms             | 684±7ms             | 1.00    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(500)        |
|          | 1.19±0.02M           | 1.24±0.04M          | 1.04    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.tracemalloc_stream_file2file(50)  |
|          | 96.2±0.01M           | 96.3±0.02M          | 1.00    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.tracemalloc_stream_file2file(500) |
|          | 78.3±2ms             | 77.8±3ms            | 0.99    | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(50)                             |
|          | 636±9ms              | 626±20ms            | 0.98    | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(500)                            |
|          | 1.17±0.01M           | 1.16±0.01M          | 0.99    | mesh.utils.regions_combine.CombineRegionsSaveData.tracemalloc_save(50)                      |
|          | 96.2±0.01M           | 96.2±0.01M          | 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)                 |
|          | 6.42±0.02ms          | 6.44±0.03ms         | 1.00    | plot.AuxSort.time_aux_sort                                                                  |
|          | 83.1±6ms             | 79.9±3ms            | 0.96    | regridding.CurvilinearRegridding.time_regrid_pic                                            |
|          | 136±3M               | 136±3M              | 1.00    | regridding.CurvilinearRegridding.tracemalloc_regrid_pic                                     |
|          | 100±1ms              | 101±0.9ms           | 1.01    | regridding.HorizontalChunkedRegridding.time_regrid_area_w                                   |
|          | 51.4±6ms             | 50.6±1ms            | 0.98    | regridding.HorizontalChunkedRegridding.time_regrid_area_w_new_grid                          |
|          | 106±0.04M            | 106±0.04M           | 1.00    | regridding.HorizontalChunkedRegridding.tracemalloc_regrid_area_w                            |
|          | 147±0.02M            | 147±0.02M           | 1.00    | regridding.HorizontalChunkedRegridding.tracemalloc_regrid_area_w_new_grid                   |
|          | 4.50±0.02ms          | 4.53±0.05ms         | 1.01    | save.NetcdfSave.time_netcdf_save_cube(50, False)                                            |
|          | 81.7±0.6ms           | 79.8±0.8ms          | 0.98    | save.NetcdfSave.time_netcdf_save_cube(50, True)                                             |
|          | 52.0±1ms             | 52.6±0.6ms          | 1.01    | save.NetcdfSave.time_netcdf_save_cube(600, False)                                           |
|          | 595±4ms              | 589±4ms             | 0.99    | save.NetcdfSave.time_netcdf_save_cube(600, True)                                            |
|          | 90.4±1ns             | 91.4±1ns            | 1.01    | save.NetcdfSave.time_netcdf_save_mesh(50, False)                                            |
|          | 64.2±1ms             | 62.0±1ms            | 0.97    | save.NetcdfSave.time_netcdf_save_mesh(50, True)                                             |
|          | 88.8±1ns             | 89.2±2ns            | 1.00    | save.NetcdfSave.time_netcdf_save_mesh(600, False)                                           |
|          | 522±7ms              | 520±3ms             | 1.00    | save.NetcdfSave.time_netcdf_save_mesh(600, True)                                            |
|          | 28.9±0.2k            | 28.9±0.06k          | 1.00    | save.NetcdfSave.tracemalloc_netcdf_save(50, False)                                          |
|          | 1.71±0.2M            | 1.67±0.1M           | 0.98    | save.NetcdfSave.tracemalloc_netcdf_save(50, True)                                           |
|          | 28.9±0.2k            | 28.9±0.08k          | 1.00    | save.NetcdfSave.tracemalloc_netcdf_save(600, False)                                         |
|          | 208±20M              | 207±30M             | 1.00    | save.NetcdfSave.tracemalloc_netcdf_save(600, True)                                          |
|          | 42.3±0.8ms           | 42.1±0.5ms          | 1.00    | stats.PearsonR.time_lazy                                                                    |
|          | 9.11±0.2ms           | 9.21±0.2ms          | 1.01    | stats.PearsonR.time_real                                                                    |
|          | 24.4±1M              | 22.3±2M             | 0.92    | stats.PearsonR.tracemalloc_lazy                                                             |
|          | 18.4±0.01M           | 18.4±0.01M          | 1.00    | stats.PearsonR.tracemalloc_real                                                             |
|          | 23.6±0.5ms           | 23.1±1ms            | 0.98    | trajectory.TrajectoryInterpolation.time_trajectory_linear                                   |
|          | 60.9±0.5ms           | 59.8±0.6ms          | 0.98    | trajectory.TrajectoryInterpolation.time_trajectory_nearest                                  |
|          | 23.3±0.01M           | 23.3±0.01M          | 1.00    | trajectory.TrajectoryInterpolation.tracemalloc_trajectory_linear                            |
|          | 12.1±0.04M           | 12.1±0.04M          | 1.00    | trajectory.TrajectoryInterpolation.tracemalloc_trajectory_nearest                           |

Benchmarks that have got worse:

| Change   | Before [0fdedb46]    | After [953e8f91]    |   Ratio | Benchmark (Parameter)                                                                    |
|----------|----------------------|---------------------|---------|------------------------------------------------------------------------------------------|
| +        | 808±0.6k             | 1.14±0M             |     1.4 | mesh.utils.regions_combine.CombineRegionsCreateCube.tracemalloc_create_combined_cube(50) |

Generated by GHA run 12273946343

@pp-mo
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pp-mo commented Dec 11, 2024

The benchmarks showing changes aren't really the ones I'd expect.
I'm going to re-spin that ...

@pp-mo pp-mo 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 Dec 11, 2024
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⏱️ Performance Benchmark Report: 953e8f9

Performance shifts 
| Change   | Before [0fdedb46]    | After [953e8f91]    |   Ratio | Benchmark (Parameter)                                                                    |
|----------|----------------------|---------------------|---------|------------------------------------------------------------------------------------------|
| +        | 808±0.8k             | 1.14±0M             |     1.4 | mesh.utils.regions_combine.CombineRegionsCreateCube.tracemalloc_create_combined_cube(50) |
Full benchmark results 

Benchmarks that have stayed the same:

| Change   | Before [0fdedb46]    | After [953e8f91]    | Ratio   | Benchmark (Parameter)                                                                       |
|----------|----------------------|---------------------|---------|---------------------------------------------------------------------------------------------|
|          | 60.8±1ms             | 61.1±1ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(False)                              |
|          | 61.4±1ms             | 61.5±0.9ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(True)                               |
|          | 216±3ms              | 218±4ms             | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(False)                    |
|          | 218±3ms              | 221±4ms             | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(True)                     |
|          | 38.7±0.3ms           | 39.1±0.7ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(False)                              |
|          | 39.6±0.2ms           | 40.0±0.5ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(True)                               |
|          | 39.3±0.5ms           | 39.0±0.7ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(False)                              |
|          | 39.5±0.6ms           | 40.8±0.8ms          | 1.03    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(True)                               |
|          | 51.9±0.8ms           | 51.9±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(False)                                |
|          | 52.3±1ms             | 53.9±0.6ms          | 1.03    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(True)                                 |
|          | 138±1ms              | 137±1ms             | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(False)                            |
|          | 137±2ms              | 139±1ms             | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(True)                             |
|          | 57.2±0.9ms           | 56.9±1ms            | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(False)                               |
|          | 58.0±0.7ms           | 58.5±0.9ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(True)                                |
|          | 39.0±0.3ms           | 39.3±0.6ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(False)                             |
|          | 39.4±0.5ms           | 40.4±0.4ms          | 1.02    | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(True)                              |
|          | 52.2±1ms             | 51.6±1ms            | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_MIN(False)                                |
|          | 52.2±0.5ms           | 53.0±1ms            | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_MIN(True)                                 |
|          | 1.09±0.02s           | 1.11±0.02s          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(False)                               |
|          | 1.11±0.03s           | 1.11±0.02s          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(True)                                |
|          | 513±10ms             | 512±30ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(False)                         |
|          | 499±20ms             | 499±20ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(True)                          |
|          | 37.4±0.5ms           | 37.5±0.8ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(False)                         |
|          | 38.3±0.4ms           | 38.1±0.4ms          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(True)                          |
|          | 69.2±0.7ms           | 69.4±0.5ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(False)                                |
|          | 69.6±1ms             | 70.3±1ms            | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(True)                                 |
|          | 71.6±1ms             | 71.7±0.5ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(False)                            |
|          | 71.4±0.7ms           | 72.0±0.7ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(True)                             |
|          | 66.6±0.5ms           | 67.0±0.8ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(False)                           |
|          | 67.6±1ms             | 67.8±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(True)                            |
|          | 26.2±0.4ms           | 26.2±0.3ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(False)                               |
|          | 30.3±0.5ms           | 30.6±0.7ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(True)                                |
|          | 150±1ms              | 150±2ms             | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(False)                     |
|          | 166±0.8ms            | 166±1ms             | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(True)                      |
|          | 23.9±0.3ms           | 24.8±0.5ms          | 1.04    | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(False)                               |
|          | 28.3±0.3ms           | 28.7±0.4ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(True)                                |
|          | 23.4±0.2ms           | 23.7±0.5ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(False)                               |
|          | 28.4±0.5ms           | 28.2±0.4ms          | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(True)                                |
|          | 24.5±0.2ms           | 25.0±0.4ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_MAX(False)                                 |
|          | 28.7±0.3ms           | 29.6±0.4ms          | 1.03    | aggregate_collapse.Aggregation.time_collapsed_by_MAX(True)                                  |
|          | 38.0±0.6ms           | 38.7±0.5ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(False)                             |
|          | 41.6±0.8ms           | 42.9±0.7ms          | 1.03    | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(True)                              |
|          | 25.1±0.4ms           | 25.3±0.5ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(False)                                |
|          | 29.5±0.6ms           | 29.6±0.4ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(True)                                 |
|          | 25.2±0.6ms           | 25.3±0.5ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(False)                              |
|          | 29.6±0.4ms           | 29.8±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(True)                               |
|          | 24.9±0.4ms           | 25.2±0.7ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(False)                                 |
|          | 28.6±0.3ms           | 29.1±0.5ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(True)                                  |
|          | 543±4ms              | 550±5ms             | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(False)                                |
|          | 546±2ms              | 553±5ms             | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(True)                                 |
|          | 170±3ms              | 167±2ms             | 0.98    | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(False)                          |
|          | 185±3ms              | 187±2ms             | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(True)                           |
|          | 23.8±0.4ms           | 23.7±0.5ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(False)                          |
|          | 28.0±0.4ms           | 28.3±0.2ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(True)                           |
|          | 27.3±0.5ms           | 27.9±0.3ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_RMS(False)                                 |
|          | 31.1±0.4ms           | 31.5±0.6ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_RMS(True)                                  |
|          | 27.2±0.6ms           | 27.3±0.5ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(False)                             |
|          | 31.0±0.4ms           | 31.0±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(True)                              |
|          | 26.2±0.5ms           | 26.3±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(False)                            |
|          | 30.3±0.5ms           | 31.2±0.8ms          | 1.03    | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(True)                             |
|          | 94.2±0.8ms           | 95.9±1ms            | 1.02    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(False)                     |
|          | 94.4±0.9ms           | 96.1±0.8ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(True)                      |
|          | 108±1ms              | 109±1ms             | 1.00    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(False)                      |
|          | 109±1ms              | 109±1ms             | 1.01    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(True)                       |
|          | 64.7±0.2ms           | 65.0±0.6ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(False)                      |
|          | 64.9±0.9ms           | 66.4±0.9ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(True)                       |
|          | 31.1±0.4ms           | 31.7±1ms            | 1.02    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(False)                      |
|          | 35.2±0.4ms           | 35.9±0.4ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(True)                       |
|          | 33.0±0.8ms           | 33.4±0.5ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(False)                       |
|          | 37.3±0.6ms           | 37.3±0.4ms          | 1.00    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(True)                        |
|          | 27.5±0.8ms           | 27.0±0.4ms          | 0.98    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(False)                       |
|          | 31.0±0.5ms           | 31.4±0.5ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(True)                        |
|          | 340±3ms              | 342±4ms             | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(False)               |
|          | 356±4ms              | 354±5ms             | 0.99    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(True)                |
|          | 1.11±0.01ms          | 1.12±0.01ms         | 1.01    | cube.CubeCreation.time_create(False, 'construct')                                           |
|          | 401±5μs              | 394±3μs             | 0.98    | cube.CubeCreation.time_create(False, 'instantiate')                                         |
|          | 938±10μs             | 958±9μs             | 1.02    | cube.CubeCreation.time_create(True, 'construct')                                            |
|          | 573±4μs              | 580±8μs             | 1.01    | cube.CubeCreation.time_create(True, 'instantiate')                                          |
|          | 240±4ms              | 239±2ms             | 1.00    | cube.CubeEquality.time_equality(False, False, 'all_equal')                                  |
|          | 128±2ms              | 129±2ms             | 1.01    | cube.CubeEquality.time_equality(False, False, 'coord_inequality')                           |
|          | 267±2ms              | 267±3ms             | 1.00    | cube.CubeEquality.time_equality(False, False, 'data_inequality')                            |
|          | 16.5±0.2μs           | 16.7±0.2μs          | 1.01    | cube.CubeEquality.time_equality(False, False, 'metadata_inequality')                        |
|          | 341±4ms              | 344±3ms             | 1.01    | cube.CubeEquality.time_equality(False, True, 'all_equal')                                   |
|          | 233±2ms              | 232±3ms             | 1.00    | cube.CubeEquality.time_equality(False, True, 'coord_inequality')                            |
|          | 371±4ms              | 369±4ms             | 0.99    | cube.CubeEquality.time_equality(False, True, 'data_inequality')                             |
|          | 17.0±0.2μs           | 17.0±0.08μs         | 1.00    | cube.CubeEquality.time_equality(False, True, 'metadata_inequality')                         |
|          | 242±4ms              | 243±3ms             | 1.00    | cube.CubeEquality.time_equality(True, False, 'all_equal')                                   |
|          | 128±2ms              | 131±2ms             | 1.02    | cube.CubeEquality.time_equality(True, False, 'coord_inequality')                            |
|          | 267±3ms              | 267±1ms             | 1.00    | cube.CubeEquality.time_equality(True, False, 'data_inequality')                             |
|          | 52.8±0.6μs           | 52.4±0.9μs          | 0.99    | cube.CubeEquality.time_equality(True, False, 'metadata_inequality')                         |
|          | 343±3ms              | 344±3ms             | 1.00    | cube.CubeEquality.time_equality(True, True, 'all_equal')                                    |
|          | 235±4ms              | 228±7ms             | 0.97    | cube.CubeEquality.time_equality(True, True, 'coord_inequality')                             |
|          | 370±2ms              | 370±6ms             | 1.00    | cube.CubeEquality.time_equality(True, True, 'data_inequality')                              |
|          | 54.9±0.3μs           | 55.4±0.9μs          | 1.01    | cube.CubeEquality.time_equality(True, True, 'metadata_inequality')                          |
|          | 797±9μs              | 790±4μs             | 0.99    | import_iris.Iris.time__concatenate                                                          |
|          | 180±1μs              | 181±2μs             | 1.01    | import_iris.Iris.time__constraints                                                          |
|          | 108±0.6μs            | 109±2μs             | 1.01    | import_iris.Iris.time__data_manager                                                         |
|          | 95.1±1μs             | 93.3±0.6μs          | 0.98    | import_iris.Iris.time__deprecation                                                          |
|          | 136±1μs              | 155±3μs             | 1.15    | import_iris.Iris.time__lazy_data                                                            |
|          | 903±5μs              | 921±6μs             | 1.02    | import_iris.Iris.time__merge                                                                |
|          | 77.0±0.5μs           | 77.0±0.6μs          | 1.00    | import_iris.Iris.time__representation                                                       |
|          | 585±4μs              | 591±4μs             | 1.01    | import_iris.Iris.time_analysis                                                              |
|          | 140±2μs              | 140±2μs             | 1.00    | import_iris.Iris.time_analysis__area_weighted                                               |
|          | 110±5μs              | 112±1μs             | 1.01    | import_iris.Iris.time_analysis__grid_angles                                                 |
|          | 243±6μs              | 244±2μs             | 1.00    | import_iris.Iris.time_analysis__interpolation                                               |
|          | 191±1μs              | 189±1μs             | 0.99    | import_iris.Iris.time_analysis__regrid                                                      |
|          | 110±0.3μs            | 112±0.8μs           | 1.02    | import_iris.Iris.time_analysis__scipy_interpolate                                           |
|          | 140±3μs              | 141±2μs             | 1.01    | import_iris.Iris.time_analysis_calculus                                                     |
|          | 334±4μs              | 335±3μs             | 1.00    | import_iris.Iris.time_analysis_cartography                                                  |
|          | 95.7±0.2μs           | 93.4±0.5μs          | 0.98    | import_iris.Iris.time_analysis_geomerty                                                     |
|          | 219±5μs              | 215±1μs             | 0.98    | import_iris.Iris.time_analysis_maths                                                        |
|          | 97.8±0.7μs           | 100.0±1μs           | 1.02    | import_iris.Iris.time_analysis_stats                                                        |
|          | 175±2μs              | 176±1μs             | 1.00    | import_iris.Iris.time_analysis_trajectory                                                   |
|          | 304±5μs              | 306±9μs             | 1.01    | import_iris.Iris.time_aux_factory                                                           |
|          | 84.3±0.5μs           | 84.9±1μs            | 1.01    | import_iris.Iris.time_common                                                                |
|          | 162±2μs              | 161±0.9μs           | 1.00    | import_iris.Iris.time_common_lenient                                                        |
|          | 1.33±0.01ms          | 1.35±0.01ms         | 1.01    | import_iris.Iris.time_common_metadata                                                       |
|          | 137±0.8μs            | 141±2μs             | 1.03    | import_iris.Iris.time_common_mixin                                                          |
|          | 1.19±0.01ms          | 1.20±0ms            | 1.01    | import_iris.Iris.time_common_resolve                                                        |
|          | 198±1μs              | 199±1μs             | 1.00    | import_iris.Iris.time_config                                                                |
|          | 124±1μs              | 124±2μs             | 1.00    | import_iris.Iris.time_coord_categorisation                                                  |
|          | 363±4μs              | 362±2μs             | 1.00    | import_iris.Iris.time_coord_systems                                                         |
|          | 746±4μs              | 751±2μs             | 1.01    | import_iris.Iris.time_coords                                                                |
|          | 656±4μs              | 659±10μs            | 1.00    | import_iris.Iris.time_cube                                                                  |
|          | 225±1μs              | 224±0.9μs           | 1.00    | import_iris.Iris.time_exceptions                                                            |
|          | 77.7±0.6μs           | 78.9±0.9μs          | 1.02    | import_iris.Iris.time_experimental                                                          |
|          | 184±2μs              | 186±4μs             | 1.01    | import_iris.Iris.time_fileformats                                                           |
|          | 252±6μs              | 253±6μs             | 1.01    | import_iris.Iris.time_fileformats__ff                                                       |
|          | 2.76±0.02ms          | 2.78±0.03ms         | 1.01    | import_iris.Iris.time_fileformats__ff_cross_references                                      |
|          | 80.5±1μs             | 78.9±0.3μs          | 0.98    | import_iris.Iris.time_fileformats__pp_lbproc_pairs                                          |
|          | 115±1μs              | 114±2μs             | 0.99    | import_iris.Iris.time_fileformats_abf                                                       |
|          | 410±5μs              | 408±4μs             | 0.99    | import_iris.Iris.time_fileformats_cf                                                        |
|          | 5.31±0.04ms          | 5.44±0.06ms         | 1.02    | import_iris.Iris.time_fileformats_dot                                                       |
|          | 74.7±0.6μs           | 74.9±0.2μs          | 1.00    | import_iris.Iris.time_fileformats_name                                                      |
|          | 260±0.7μs            | 262±4μs             | 1.01    | import_iris.Iris.time_fileformats_name_loaders                                              |
|          | 120±1μs              | 119±1μs             | 0.99    | import_iris.Iris.time_fileformats_netcdf                                                    |
|          | 125±0.7μs            | 122±0.9μs           | 0.98    | import_iris.Iris.time_fileformats_nimrod                                                    |
|          | 214±3μs              | 208±4μs             | 0.97    | import_iris.Iris.time_fileformats_nimrod_load_rules                                         |
|          | 789±10μs             | 787±7μs             | 1.00    | import_iris.Iris.time_fileformats_pp                                                        |
|          | 185±3μs              | 180±1μs             | 0.97    | import_iris.Iris.time_fileformats_pp_load_rules                                             |
|          | 136±3μs              | 135±3μs             | 1.00    | import_iris.Iris.time_fileformats_pp_save_rules                                             |
|          | 554±5μs              | 548±3μs             | 0.99    | import_iris.Iris.time_fileformats_rules                                                     |
|          | 220±0.9μs            | 219±0.8μs           | 0.99    | import_iris.Iris.time_fileformats_structured_array_identification                           |
|          | 84.2±1μs             | 83.0±1μs            | 0.99    | import_iris.Iris.time_fileformats_um                                                        |
|          | 162±1μs              | 161±2μs             | 0.99    | import_iris.Iris.time_fileformats_um__fast_load                                             |
|          | 140±2μs              | 138±0.4μs           | 0.98    | import_iris.Iris.time_fileformats_um__fast_load_structured_fields                           |
|          | 76.5±1μs             | 75.8±0.6μs          | 0.99    | import_iris.Iris.time_fileformats_um__ff_replacement                                        |
|          | 82.7±0.9μs           | 82.8±0.7μs          | 1.00    | import_iris.Iris.time_fileformats_um__optimal_array_structuring                             |
|          | 998±8μs              | 1.01±0.01ms         | 1.01    | import_iris.Iris.time_fileformats_um_cf_map                                                 |
|          | 138±2μs              | 137±2μs             | 0.99    | import_iris.Iris.time_io                                                                    |
|          | 175±4μs              | 174±1μs             | 0.99    | import_iris.Iris.time_io_format_picker                                                      |
|          | 290±4μs              | 294±3μs             | 1.01    | import_iris.Iris.time_iris                                                                  |
|          | 129±2μs              | 128±1μs             | 1.00    | import_iris.Iris.time_iterate                                                               |
|          | 8.21±0.1ms           | 8.31±0.02ms         | 1.01    | import_iris.Iris.time_palette                                                               |
|          | 1.92±0.01ms          | 1.90±0.01ms         | 0.99    | import_iris.Iris.time_plot                                                                  |
|          | 107±3μs              | 105±1μs             | 0.98    | import_iris.Iris.time_quickplot                                                             |
|          | 2.17±0.04ms          | 2.24±0.04ms         | 1.03    | import_iris.Iris.time_std_names                                                             |
|          | 1.80±0.05ms          | 1.82±0.04ms         | 1.01    | import_iris.Iris.time_symbols                                                               |
|          | 100±1ms              | 100±1ms             | 1.00    | import_iris.Iris.time_tests                                                                 |
|          | 255±2μs              | 254±2μs             | 0.99    | import_iris.Iris.time_third_party_cartopy                                                   |
|          | 4.74±0.03ms          | 4.72±0.02ms         | 1.00    | import_iris.Iris.time_third_party_cf_units                                                  |
|          | 119±2μs              | 119±0.4μs           | 1.00    | import_iris.Iris.time_third_party_cftime                                                    |
|          | 2.84±0.01ms          | 2.83±0.01ms         | 1.00    | import_iris.Iris.time_third_party_matplotlib                                                |
|          | 1.55±0ms             | 1.55±0.01ms         | 1.00    | import_iris.Iris.time_third_party_numpy                                                     |
|          | 177±2μs              | 171±1μs             | 0.97    | import_iris.Iris.time_third_party_scipy                                                     |
|          | 98.4±2μs             | 99.6±1μs            | 1.01    | import_iris.Iris.time_time                                                                  |
|          | 331±3μs              | 329±4μs             | 0.99    | import_iris.Iris.time_util                                                                  |
|          | 72.6±0.8μs           | 73.0±1μs            | 1.01    | iterate.IZip.time_izip                                                                      |
|          | 9.71±0.07ms          | 9.91±0.09ms         | 1.02    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'FF')                                  |
|          | 26.8±0.2ms           | 26.3±0.2ms          | 0.98    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'NetCDF')                              |
|          | 9.78±0.2ms           | 9.86±0.07ms         | 1.01    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'PP')                                  |
|          | 9.80±0.09ms          | 9.96±0.09ms         | 1.02    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'FF')                                   |
|          | 22.4±0.2ms           | 22.2±0.3ms          | 0.99    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'NetCDF')                               |
|          | 9.85±0.2ms           | 9.89±0.1ms          | 1.00    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'PP')                                   |
|          | 1.54±0.02s           | 1.54±0.01s          | 1.00    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'FF')                                    |
|          | 22.4±0.4ms           | 21.0±0.3ms          | 0.94    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'NetCDF')                                |
|          | 1.58±0.01s           | 1.58±0.01s          | 1.00    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'PP')                                    |
|          | 1.55±0.02s           | 1.57±0.01s          | 1.01    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'FF')                                     |
|          | 22.6±0.2ms           | 21.2±0.3ms          | 0.94    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'NetCDF')                                 |
|          | 1.55±0.02s           | 1.60±0.01s          | 1.03    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'PP')                                     |
|          | 5.11±0.1ms           | 5.15±0.05ms         | 1.01    | load.LoadAndRealise.time_load((50, 50, 2), False, 'FF')                                     |
|          | 20.8±0.2ms           | 20.6±0.09ms         | 0.99    | load.LoadAndRealise.time_load((50, 50, 2), False, 'NetCDF')                                 |
|          | 4.96±0.1ms           | 5.06±0.06ms         | 1.02    | load.LoadAndRealise.time_load((50, 50, 2), False, 'PP')                                     |
|          | 4.97±0.1ms           | 5.09±0.1ms          | 1.02    | load.LoadAndRealise.time_load((50, 50, 2), True, 'FF')                                      |
|          | 21.3±0.4ms           | 20.6±0.5ms          | 0.97    | load.LoadAndRealise.time_load((50, 50, 2), True, 'NetCDF')                                  |
|          | 5.02±0.09ms          | 5.00±0.02ms         | 1.00    | load.LoadAndRealise.time_load((50, 50, 2), True, 'PP')                                      |
|          | 25.5±2ms             | 26.1±3ms            | 1.02    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'FF')                               |
|          | 21.0±0.7ms           | 20.4±0.4ms          | 0.97    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'NetCDF')                           |
|          | 13.8±1ms             | 13.5±2ms            | 0.98    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'PP')                               |
|          | 26.7±2ms             | 26.7±0.9ms          | 1.00    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'FF')                                |
|          | 80.4±1ms             | 80.2±0.8ms          | 1.00    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'NetCDF')                            |
|          | 26.1±0.8ms           | 26.0±0.6ms          | 1.00    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'PP')                                |
|          | 485±2ms              | 487±4ms             | 1.01    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'FF')                                 |
|          | 2.93±0.1ms           | 2.75±0.09ms         | 0.94    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'NetCDF')                             |
|          | 488±3ms              | 494±7ms             | 1.01    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'PP')                                 |
|          | 500±4ms              | 502±6ms             | 1.00    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'FF')                                  |
|          | 2.93±0.1ms           | 2.85±0.1ms          | 0.97    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'NetCDF')                              |
|          | 497±7ms              | 502±5ms             | 1.01    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'PP')                                  |
|          | 1.69±0.08ms          | 1.70±0.08ms         | 1.00    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'FF')                                  |
|          | 2.95±0.08ms          | 2.80±0.07ms         | 0.95    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'NetCDF')                              |
|          | 1.74±0.09ms          | 1.73±0.09ms         | 1.00    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'PP')                                  |
|          | 1.74±0.09ms          | 1.81±0.08ms         | 1.04    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'FF')                                   |
|          | 2.94±0.1ms           | 2.75±0.1ms          | 0.93    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'NetCDF')                               |
|          | 1.71±0.07ms          | 1.75±0.09ms         | 1.02    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'PP')                                   |
|          | 364±2ms              | 364±2ms             | 1.00    | load.ManyVars.time_many_var_load                                                            |
|          | 9.86±0.1ms           | 10.1±0.1ms          | 1.02    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'FF')                            |
|          | 10.1±0.3ms           | 10.1±0.4ms          | 1.01    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'PP')                            |
|          | 1.56±0.02s           | 1.58±0.02s          | 1.01    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'FF')                              |
|          | 1.58±0.01s           | 1.58±0.01s          | 1.00    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'PP')                              |
|          | 5.03±0.09ms          | 5.24±0.06ms         | 1.04    | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'FF')                                 |
|          | 5.07±0.07ms          | 5.17±0.09ms         | 1.02    | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'PP')                                 |
|          | 9.07±0.06ms          | 9.21±0.1ms          | 1.02    | load.StructuredFF.time_structured_load((1280, 960, 5), False)                               |
|          | 5.85±0.08ms          | 6.06±0.3ms          | 1.04    | load.StructuredFF.time_structured_load((1280, 960, 5), True)                                |
|          | 1.53±0.01s           | 1.55±0.02s          | 1.01    | load.StructuredFF.time_structured_load((2, 2, 1000), False)                                 |
|          | 530±5ms              | 542±8ms             | 1.02    | load.StructuredFF.time_structured_load((2, 2, 1000), True)                                  |
|          | 4.32±0.04ms          | 4.33±0.1ms          | 1.00    | load.StructuredFF.time_structured_load((2, 2, 2), False)                                    |
|          | 4.10±0.06ms          | 4.18±0.03ms         | 1.02    | load.StructuredFF.time_structured_load((2, 2, 2), True)                                     |
|          | 164±2ms              | 166±4ms             | 1.01    | load.TimeConstraint.time_time_constraint(20, 'FF')                                          |
|          | 24.3±0.2ms           | 23.7±1ms            | 0.97    | load.TimeConstraint.time_time_constraint(20, 'NetCDF')                                      |
|          | 165±2ms              | 167±1ms             | 1.02    | load.TimeConstraint.time_time_constraint(20, 'PP')                                          |
|          | 32.3±0.4ms           | 33.0±0.2ms          | 1.02    | load.TimeConstraint.time_time_constraint(3, 'FF')                                           |
|          | 24.0±0.4ms           | 23.8±0.6ms          | 0.99    | load.TimeConstraint.time_time_constraint(3, 'NetCDF')                                       |
|          | 32.7±0.4ms           | 33.1±0.3ms          | 1.01    | load.TimeConstraint.time_time_constraint(3, 'PP')                                           |
|          | 19.3±0.4ms           | 19.7±0.2ms          | 1.02    | load.ugrid.BasicLoading.time_load_file(1)                                                   |
|          | 57.0±0.8ms           | 53.8±0.5ms          | 0.94    | load.ugrid.BasicLoading.time_load_file(200000)                                              |
|          | 14.8±0.3ms           | 15.0±0.1ms          | 1.01    | load.ugrid.BasicLoading.time_load_mesh(1)                                                   |
|          | 26.1±0.6ms           | 24.8±0.7ms          | 0.95    | load.ugrid.BasicLoading.time_load_mesh(200000)                                              |
|          | 19.6±0.4ms           | 19.7±0.2ms          | 1.01    | load.ugrid.BasicLoadingTime.time_load_file(1)                                               |
|          | 23.9±0.3ms           | 22.7±0.6ms          | 0.95    | load.ugrid.BasicLoadingTime.time_load_file(200000)                                          |
|          | 15.0±0.3ms           | 14.8±0.3ms          | 0.99    | load.ugrid.BasicLoadingTime.time_load_mesh(1)                                               |
|          | 19.9±0.7ms           | 19.2±0.4ms          | 0.97    | load.ugrid.BasicLoadingTime.time_load_mesh(200000)                                          |
|          | 20.1±0.3ms           | 20.4±0.4ms          | 1.01    | load.ugrid.Callback.time_load_file_callback(1)                                              |
|          | 65.8±0.6ms           | 65.1±0.8ms          | 0.99    | load.ugrid.Callback.time_load_file_callback(200000)                                         |
|          | 20.7±0.3ms           | 20.3±0.5ms          | 0.98    | load.ugrid.CallbackTime.time_load_file_callback(1)                                          |
|          | 25.3±0.3ms           | 24.7±0.6ms          | 0.98    | load.ugrid.CallbackTime.time_load_file_callback(200000)                                     |
|          | 2.98±0.2ms           | 2.64±0.2ms          | 0.89    | load.ugrid.DataRealisation.time_realise_data(10000)                                         |
|          | 5.01±0.2ms           | 4.06±0.5ms          | ~0.81   | load.ugrid.DataRealisation.time_realise_data(200000)                                        |
|          | 36.9±0.9ms           | 37.8±2ms            | 1.03    | load.ugrid.DataRealisationTime.time_realise_data(10000)                                     |
|          | 808±5ms              | 789±10ms            | 0.98    | load.ugrid.DataRealisationTime.time_realise_data(200000)                                    |
|          | 434±2ms              | 430±2ms             | 0.99    | merge_concat.Concatenate.time_concatenate(False)                                            |
|          | 427±4ms              | 431±4ms             | 1.01    | merge_concat.Concatenate.time_concatenate(True)                                             |
|          | 109±0.3M             | 109±0.2M            | 1.00    | merge_concat.Concatenate.tracemalloc_concatenate(False)                                     |
|          | 109±0.3M             | 109±0.2M            | 1.00    | merge_concat.Concatenate.tracemalloc_concatenate(True)                                      |
|          | 57.0±0.3ms           | 57.8±0.6ms          | 1.01    | merge_concat.Merge.time_merge                                                               |
|          | 1.61±0.2M            | 1.62±0.2M           | 1.00    | merge_concat.Merge.tracemalloc_merge                                                        |
|          | 477±6ns              | 456±3ns             | 0.96    | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(50)              |
|          | 216±1ms              | 217±2ms             | 1.00    | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(500)             |
|          | 658±0.8k             | 658±0.6k            | 1.00    | mesh.utils.regions_combine.CombineRegionsComputeRealData.tracemalloc_compute_data(50)       |
|          | 60.1±0M              | 60.1±0M             | 1.00    | mesh.utils.regions_combine.CombineRegionsComputeRealData.tracemalloc_compute_data(500)      |
|          | 16.7±0.2ms           | 17.0±0.2ms          | 1.01    | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(50)           |
|          | 18.8±0.2ms           | 18.9±0.3ms          | 1.00    | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(500)          |
|          | 12.7±0M              | 13±0M               | 1.03    | mesh.utils.regions_combine.CombineRegionsCreateCube.tracemalloc_create_combined_cube(500)   |
|          | 120±2ms              | 119±3ms             | 0.99    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(50)         |
|          | 688±5ms              | 685±9ms             | 1.00    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(500)        |
|          | 1.2±0.01M            | 1.24±0.01M          | 1.04    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.tracemalloc_stream_file2file(50)  |
|          | 96.2±0.02M           | 96.3±0.03M          | 1.00    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.tracemalloc_stream_file2file(500) |
|          | 78.4±0.8ms           | 78.0±2ms            | 0.99    | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(50)                             |
|          | 636±7ms              | 624±10ms            | 0.98    | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(500)                            |
|          | 1.17±0.01M           | 1.17±0.01M          | 1.00    | mesh.utils.regions_combine.CombineRegionsSaveData.tracemalloc_save(50)                      |
|          | 96.2±0.01M           | 96.2±0.01M          | 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)                 |
|          | 6.44±0.03ms          | 6.45±0.02ms         | 1.00    | plot.AuxSort.time_aux_sort                                                                  |
|          | 68.6±2ms             | 76.8±4ms            | 1.12    | regridding.CurvilinearRegridding.time_regrid_pic                                            |
|          | 136±3M               | 136±3M              | 1.00    | regridding.CurvilinearRegridding.tracemalloc_regrid_pic                                     |
|          | 101±0.8ms            | 100±0.9ms           | 0.99    | regridding.HorizontalChunkedRegridding.time_regrid_area_w                                   |
|          | 49.4±0.4ms           | 48.7±0.6ms          | 0.99    | regridding.HorizontalChunkedRegridding.time_regrid_area_w_new_grid                          |
|          | 106±0.04M            | 106±0.04M           | 1.00    | regridding.HorizontalChunkedRegridding.tracemalloc_regrid_area_w                            |
|          | 147±0.02M            | 147±0.02M           | 1.00    | regridding.HorizontalChunkedRegridding.tracemalloc_regrid_area_w_new_grid                   |
|          | 4.51±0.1ms           | 4.53±0.03ms         | 1.01    | save.NetcdfSave.time_netcdf_save_cube(50, False)                                            |
|          | 81.2±0.9ms           | 80.0±0.5ms          | 0.99    | save.NetcdfSave.time_netcdf_save_cube(50, True)                                             |
|          | 52.0±0.4ms           | 52.3±1ms            | 1.01    | save.NetcdfSave.time_netcdf_save_cube(600, False)                                           |
|          | 592±5ms              | 586±4ms             | 0.99    | save.NetcdfSave.time_netcdf_save_cube(600, True)                                            |
|          | 91.5±2ns             | 88.1±1ns            | 0.96    | save.NetcdfSave.time_netcdf_save_mesh(50, False)                                            |
|          | 63.2±0.5ms           | 62.6±0.9ms          | 0.99    | save.NetcdfSave.time_netcdf_save_mesh(50, True)                                             |
|          | 89.2±2ns             | 87.8±1ns            | 0.98    | save.NetcdfSave.time_netcdf_save_mesh(600, False)                                           |
|          | 518±4ms              | 512±3ms             | 0.99    | save.NetcdfSave.time_netcdf_save_mesh(600, True)                                            |
|          | 28.9±0.2k            | 28.9±0.2k           | 1.00    | save.NetcdfSave.tracemalloc_netcdf_save(50, False)                                          |
|          | 1.67±0.2M            | 1.46±0.08M          | 0.87    | save.NetcdfSave.tracemalloc_netcdf_save(50, True)                                           |
|          | 28.9±0.2k            | 28.9±0.1k           | 1.00    | save.NetcdfSave.tracemalloc_netcdf_save(600, False)                                         |
|          | 225±10M              | 225±9M              | 1.00    | save.NetcdfSave.tracemalloc_netcdf_save(600, True)                                          |
|          | 42.0±0.4ms           | 42.4±0.7ms          | 1.01    | stats.PearsonR.time_lazy                                                                    |
|          | 9.08±0.3ms           | 8.92±0.2ms          | 0.98    | stats.PearsonR.time_real                                                                    |
|          | 24.4±0.4M            | 24.4±1M             | 1.00    | stats.PearsonR.tracemalloc_lazy                                                             |
|          | 18.4±0.01M           | 18.4±0.01M          | 1.00    | stats.PearsonR.tracemalloc_real                                                             |
|          | 22.5±1ms             | 23.1±0.7ms          | 1.02    | trajectory.TrajectoryInterpolation.time_trajectory_linear                                   |
|          | 60.2±0.6ms           | 60.4±0.8ms          | 1.00    | trajectory.TrajectoryInterpolation.time_trajectory_nearest                                  |
|          | 23.3±0.01M           | 23.3±0.01M          | 1.00    | trajectory.TrajectoryInterpolation.tracemalloc_trajectory_linear                            |
|          | 12.1±0.04M           | 12.1±0.04M          | 1.00    | trajectory.TrajectoryInterpolation.tracemalloc_trajectory_nearest                           |

Benchmarks that have got worse:

| Change   | Before [0fdedb46]    | After [953e8f91]    |   Ratio | Benchmark (Parameter)                                                                    |
|----------|----------------------|---------------------|---------|------------------------------------------------------------------------------------------|
| +        | 808±0.8k             | 1.14±0M             |     1.4 | mesh.utils.regions_combine.CombineRegionsCreateCube.tracemalloc_create_combined_cube(50) |

Generated by GHA run 12276143600

@bouweandela
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I added a benchmark in bfbd625 that should show the improvement.

@pp-mo
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pp-mo commented Dec 11, 2024 •
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I added a benchmark in bfbd625 that should show the improvement.

💯 it will be great to see this come together !

@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 Dec 11, 2024
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@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 Feb 12, 2025
@bouweandela bouweandela removed the benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts label Feb 12, 2025
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@bouweandela bouweandela added the benchmark_this Request that this pull request be benchmarked to check if it introduces performance shifts label Feb 12, 2025
@bouweandela bouweandela marked this pull request as ready for review February 12, 2025 21:31
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⏱️ Performance Benchmark Report: ad1e4f1

Performance shifts 
| Change   | Before [ba9a6e2d]    | After [ad1e4f1f]    |   Ratio | Benchmark (Parameter)              |
|----------|----------------------|---------------------|---------|------------------------------------|
| -        | 464±2ms              | 341±3ms             |    0.73 | load.ManyCubes.time_many_cube_load |
Full benchmark results 

Benchmarks that have improved:

| Change   | Before [ba9a6e2d]    | After [ad1e4f1f]    |   Ratio | Benchmark (Parameter)              |
|----------|----------------------|---------------------|---------|------------------------------------|
| -        | 464±2ms              | 341±3ms             |    0.73 | load.ManyCubes.time_many_cube_load |

Benchmarks that have stayed the same:

| Change   | Before [ba9a6e2d]    | After [ad1e4f1f]    | Ratio   | Benchmark (Parameter)                                                                       |
|----------|----------------------|---------------------|---------|---------------------------------------------------------------------------------------------|
|          | 57.7±0.7ms           | 57.5±1ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(False)                              |
|          | 58.4±0.4ms           | 58.4±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(True)                               |
|          | 200±2ms              | 201±2ms             | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(False)                    |
|          | 203±3ms              | 200±3ms             | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(True)                     |
|          | 36.4±0.5ms           | 36.3±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(False)                              |
|          | 38.0±0.1ms           | 38.1±1ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(True)                               |
|          | 37.1±0.4ms           | 36.4±0.6ms          | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(False)                              |
|          | 37.6±0.5ms           | 37.8±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(True)                               |
|          | 49.9±0.4ms           | 49.7±1ms            | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(False)                                |
|          | 50.6±0.8ms           | 51.5±0.5ms          | 1.02    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(True)                                 |
|          | 132±1ms              | 130±1ms             | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(False)                            |
|          | 133±1ms              | 131±1ms             | 0.98    | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(True)                             |
|          | 54.8±0.6ms           | 54.1±1ms            | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(False)                               |
|          | 55.5±0.6ms           | 56.0±0.7ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(True)                                |
|          | 62.3±0.6ms           | 62.4±2ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(False)                             |
|          | 62.7±0.8ms           | 63.0±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(True)                              |
|          | 49.5±0.6ms           | 49.4±1ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MIN(False)                                |
|          | 50.5±0.1ms           | 50.5±0.9ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_MIN(True)                                 |
|          | 1.09±0.01s           | 1.08±0.01s          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(False)                               |
|          | 1.09±0.01s           | 1.08±0.01s          | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(True)                                |
|          | 492±20ms             | 489±20ms            | 0.99    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(False)                         |
|          | 482±9ms              | 482±10ms            | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(True)                          |
|          | 35.8±0.6ms           | 36.1±0.7ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(False)                         |
|          | 37.0±1ms             | 36.9±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(True)                          |
|          | 65.1±0.3ms           | 65.7±1ms            | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(False)                                |
|          | 66.1±0.4ms           | 65.9±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(True)                                 |
|          | 68.6±1ms             | 69.3±0.9ms          | 1.01    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(False)                            |
|          | 70.0±0.9ms           | 69.7±0.8ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(True)                             |
|          | 64.5±0.8ms           | 64.7±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(False)                           |
|          | 64.1±0.8ms           | 65.4±0.7ms          | 1.02    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(True)                            |
|          | 24.6±0.3ms           | 24.5±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(False)                               |
|          | 28.9±0.2ms           | 28.9±0.3ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(True)                                |
|          | 136±5ms              | 135±1ms             | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(False)                     |
|          | 150±1ms              | 149±2ms             | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(True)                      |
|          | 22.3±0.3ms           | 22.0±0.7ms          | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(False)                               |
|          | 26.7±0.2ms           | 27.1±0.7ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(True)                                |
|          | 22.5±0.3ms           | 21.9±0.3ms          | 0.97    | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(False)                               |
|          | 26.6±0.2ms           | 26.9±0.9ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(True)                                |
|          | 23.4±0.1ms           | 23.7±0.5ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MAX(False)                                 |
|          | 27.6±0.3ms           | 28.0±1ms            | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MAX(True)                                  |
|          | 35.5±0.5ms           | 36.0±0.5ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(False)                             |
|          | 40.1±0.5ms           | 40.2±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(True)                              |
|          | 23.6±0.1ms           | 23.6±0.7ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(False)                                |
|          | 27.9±0.2ms           | 28.3±0.8ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(True)                                 |
|          | 26.0±0.3ms           | 26.7±0.9ms          | 1.03    | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(False)                              |
|          | 30.5±0.3ms           | 30.5±0.6ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(True)                               |
|          | 22.9±0.2ms           | 23.2±0.3ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(False)                                 |
|          | 27.6±0.2ms           | 28.0±0.4ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_MIN(True)                                  |
|          | 548±3ms              | 544±1ms             | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(False)                                |
|          | 558±6ms              | 554±5ms             | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(True)                                 |
|          | 149±2ms              | 154±2ms             | 1.03    | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(False)                          |
|          | 167±0.6ms            | 169±1ms             | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(True)                           |
|          | 22.2±0.3ms           | 22.8±0.5ms          | 1.03    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(False)                          |
|          | 26.9±0.3ms           | 26.6±0.6ms          | 0.99    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(True)                           |
|          | 25.5±0.4ms           | 25.8±0.4ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_RMS(False)                                 |
|          | 30.0±0.3ms           | 30.6±0.3ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_RMS(True)                                  |
|          | 25.4±0.2ms           | 25.9±0.2ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(False)                             |
|          | 30.0±0.7ms           | 30.1±0.3ms          | 1.00    | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(True)                              |
|          | 24.7±0.3ms           | 25.3±0.4ms          | 1.02    | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(False)                            |
|          | 29.2±0.5ms           | 29.4±0.6ms          | 1.01    | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(True)                             |
|          | 89.9±1ms             | 90.5±2ms            | 1.01    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(False)                     |
|          | 90.5±0.7ms           | 90.8±1ms            | 1.00    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(True)                      |
|          | 101±0.5ms            | 102±1ms             | 1.01    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(False)                      |
|          | 102±1ms              | 103±1ms             | 1.01    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(True)                       |
|          | 60.4±0.4ms           | 61.3±0.6ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(False)                      |
|          | 60.8±0.8ms           | 62.3±0.5ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(True)                       |
|          | 29.1±0.4ms           | 30.0±0.5ms          | 1.03    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(False)                      |
|          | 33.2±0.5ms           | 33.9±0.5ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(True)                       |
|          | 31.2±0.3ms           | 31.5±0.5ms          | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(False)                       |
|          | 34.8±0.7ms           | 35.3±0.8ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(True)                        |
|          | 25.2±0.2ms           | 25.8±0.3ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(False)                       |
|          | 29.4±0.2ms           | 30.0±0.2ms          | 1.02    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(True)                        |
|          | 312±3ms              | 314±4ms             | 1.01    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(False)               |
|          | 331±3ms              | 332±3ms             | 1.00    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(True)                |
|          | 1.11±0.01ms          | 1.10±0.02ms         | 0.99    | cube.CubeCreation.time_create(False, 'construct')                                           |
|          | 394±6μs              | 396±5μs             | 1.00    | cube.CubeCreation.time_create(False, 'instantiate')                                         |
|          | 935±7μs              | 972±20μs            | 1.04    | cube.CubeCreation.time_create(True, 'construct')                                            |
|          | 576±5μs              | 576±6μs             | 1.00    | cube.CubeCreation.time_create(True, 'instantiate')                                          |
|          | 228±2ms              | 230±2ms             | 1.01    | cube.CubeEquality.time_equality(False, False, 'all_equal')                                  |
|          | 121±4ms              | 125±2ms             | 1.03    | cube.CubeEquality.time_equality(False, False, 'coord_inequality')                           |
|          | 254±4ms              | 261±3ms             | 1.03    | cube.CubeEquality.time_equality(False, False, 'data_inequality')                            |
|          | 16.7±0.3μs           | 16.5±0.1μs          | 0.99    | cube.CubeEquality.time_equality(False, False, 'metadata_inequality')                        |
|          | 317±2ms              | 330±3ms             | 1.04    | cube.CubeEquality.time_equality(False, True, 'all_equal')                                   |
|          | 213±4ms              | 219±2ms             | 1.02    | cube.CubeEquality.time_equality(False, True, 'coord_inequality')                            |
|          | 344±3ms              | 352±1ms             | 1.02    | cube.CubeEquality.time_equality(False, True, 'data_inequality')                             |
|          | 16.8±0.1μs           | 16.6±0.1μs          | 0.99    | cube.CubeEquality.time_equality(False, True, 'metadata_inequality')                         |
|          | 228±3ms              | 232±5ms             | 1.02    | cube.CubeEquality.time_equality(True, False, 'all_equal')                                   |
|          | 122±1ms              | 122±1ms             | 1.00    | cube.CubeEquality.time_equality(True, False, 'coord_inequality')                            |
|          | 253±2ms              | 254±3ms             | 1.01    | cube.CubeEquality.time_equality(True, False, 'data_inequality')                             |
|          | 53.4±0.5μs           | 53.2±0.5μs          | 1.00    | cube.CubeEquality.time_equality(True, False, 'metadata_inequality')                         |
|          | 324±6ms              | 326±4ms             | 1.01    | cube.CubeEquality.time_equality(True, True, 'all_equal')                                    |
|          | 211±2ms              | 216±3ms             | 1.02    | cube.CubeEquality.time_equality(True, True, 'coord_inequality')                             |
|          | 345±7ms              | 349±4ms             | 1.01    | cube.CubeEquality.time_equality(True, True, 'data_inequality')                              |
|          | 54.8±0.9μs           | 56.4±0.5μs          | 1.03    | cube.CubeEquality.time_equality(True, True, 'metadata_inequality')                          |
|          | 809±10μs             | 796±10μs            | 0.98    | import_iris.Iris.time__concatenate                                                          |
|          | 179±3μs              | 178±1μs             | 1.00    | import_iris.Iris.time__constraints                                                          |
|          | 107±3μs              | 109±2μs             | 1.02    | import_iris.Iris.time__data_manager                                                         |
|          | 90.2±1μs             | 90.6±0.4μs          | 1.00    | import_iris.Iris.time__deprecation                                                          |
|          | 135±0.6μs            | 156±0.5μs           | 1.16    | import_iris.Iris.time__lazy_data                                                            |
|          | 905±5μs              | 911±4μs             | 1.01    | import_iris.Iris.time__merge                                                                |
|          | 74.8±0.2μs           | 74.7±0.4μs          | 1.00    | import_iris.Iris.time__representation                                                       |
|          | 592±5μs              | 605±7μs             | 1.02    | import_iris.Iris.time_analysis                                                              |
|          | 138±2μs              | 139±1μs             | 1.00    | import_iris.Iris.time_analysis__area_weighted                                               |
|          | 105±2μs              | 111±2μs             | 1.06    | import_iris.Iris.time_analysis__grid_angles                                                 |
|          | 241±2μs              | 242±2μs             | 1.00    | import_iris.Iris.time_analysis__interpolation                                               |
|          | 184±1μs              | 191±4μs             | 1.03    | import_iris.Iris.time_analysis__regrid                                                      |
|          | 109±0.7μs            | 111±2μs             | 1.02    | import_iris.Iris.time_analysis__scipy_interpolate                                           |
|          | 139±3μs              | 138±3μs             | 1.00    | import_iris.Iris.time_analysis_calculus                                                     |
|          | 329±3μs              | 334±4μs             | 1.01    | import_iris.Iris.time_analysis_cartography                                                  |
|          | 91.8±0.5μs           | 92.3±0.6μs          | 1.01    | import_iris.Iris.time_analysis_geomerty                                                     |
|          | 213±2μs              | 214±2μs             | 1.00    | import_iris.Iris.time_analysis_maths                                                        |
|          | 94.3±0.9μs           | 95.6±0.5μs          | 1.01    | import_iris.Iris.time_analysis_stats                                                        |
|          | 173±2μs              | 175±1μs             | 1.01    | import_iris.Iris.time_analysis_trajectory                                                   |
|          | 301±4μs              | 310±5μs             | 1.03    | import_iris.Iris.time_aux_factory                                                           |
|          | 82.3±0.3μs           | 82.3±0.4μs          | 1.00    | import_iris.Iris.time_common                                                                |
|          | 159±0.7μs            | 160±1μs             | 1.01    | import_iris.Iris.time_common_lenient                                                        |
|          | 1.35±0.05ms          | 1.37±0.01ms         | 1.02    | import_iris.Iris.time_common_metadata                                                       |
|          | 161±1μs              | 165±1μs             | 1.02    | import_iris.Iris.time_common_mixin                                                          |
|          | 1.20±0.01ms          | 1.22±0.01ms         | 1.02    | import_iris.Iris.time_common_resolve                                                        |
|          | 197±1μs              | 197±0.5μs           | 1.00    | import_iris.Iris.time_config                                                                |
|          | 123±2μs              | 126±1μs             | 1.03    | import_iris.Iris.time_coord_categorisation                                                  |
|          | 366±5μs              | 372±6μs             | 1.02    | import_iris.Iris.time_coord_systems                                                         |
|          | 749±6μs              | 765±5μs             | 1.02    | import_iris.Iris.time_coords                                                                |
|          | 668±10μs             | 686±8μs             | 1.03    | import_iris.Iris.time_cube                                                                  |
|          | 221±5μs              | 224±0.9μs           | 1.01    | import_iris.Iris.time_exceptions                                                            |
|          | 75.2±0.4μs           | 74.8±0.3μs          | 0.99    | import_iris.Iris.time_experimental                                                          |
|          | 183±3μs              | 181±0.4μs           | 0.98    | import_iris.Iris.time_fileformats                                                           |
|          | 250±3μs              | 253±3μs             | 1.01    | import_iris.Iris.time_fileformats__ff                                                       |
|          | 2.67±0.04ms          | 2.70±0.06ms         | 1.01    | import_iris.Iris.time_fileformats__ff_cross_references                                      |
|          | 76.6±0.4μs           | 78.1±0.6μs          | 1.02    | import_iris.Iris.time_fileformats__pp_lbproc_pairs                                          |
|          | 111±1μs              | 113±0.9μs           | 1.01    | import_iris.Iris.time_fileformats_abf                                                       |
|          | 407±2μs              | 415±4μs             | 1.02    | import_iris.Iris.time_fileformats_cf                                                        |
|          | 4.81±0.04ms          | 4.86±0.02ms         | 1.01    | import_iris.Iris.time_fileformats_dot                                                       |
|          | 74.3±1μs             | 73.0±1μs            | 0.98    | import_iris.Iris.time_fileformats_name                                                      |
|          | 254±2μs              | 260±3μs             | 1.02    | import_iris.Iris.time_fileformats_name_loaders                                              |
|          | 116±0.8μs            | 118±1μs             | 1.02    | import_iris.Iris.time_fileformats_netcdf                                                    |
|          | 121±0.8μs            | 122±0.7μs           | 1.01    | import_iris.Iris.time_fileformats_nimrod                                                    |
|          | 210±2μs              | 212±2μs             | 1.01    | import_iris.Iris.time_fileformats_nimrod_load_rules                                         |
|          | 782±6μs              | 796±6μs             | 1.02    | import_iris.Iris.time_fileformats_pp                                                        |
|          | 178±0.7μs            | 181±2μs             | 1.02    | import_iris.Iris.time_fileformats_pp_load_rules                                             |
|          | 132±0.5μs            | 135±2μs             | 1.02    | import_iris.Iris.time_fileformats_pp_save_rules                                             |
|          | 551±4μs              | 551±10μs            | 1.00    | import_iris.Iris.time_fileformats_rules                                                     |
|          | 215±1μs              | 217±5μs             | 1.01    | import_iris.Iris.time_fileformats_structured_array_identification                           |
|          | 81.6±0.3μs           | 80.8±0.5μs          | 0.99    | import_iris.Iris.time_fileformats_um                                                        |
|          | 159±1μs              | 159±4μs             | 1.00    | import_iris.Iris.time_fileformats_um__fast_load                                             |
|          | 135±1μs              | 136±0.8μs           | 1.00    | import_iris.Iris.time_fileformats_um__fast_load_structured_fields                           |
|          | 74.0±0.6μs           | 73.8±0.5μs          | 1.00    | import_iris.Iris.time_fileformats_um__ff_replacement                                        |
|          | 79.8±0.5μs           | 82.0±1μs            | 1.03    | import_iris.Iris.time_fileformats_um__optimal_array_structuring                             |
|          | 974±20μs             | 987±4μs             | 1.01    | import_iris.Iris.time_fileformats_um_cf_map                                                 |
|          | 133±1μs              | 134±0.7μs           | 1.01    | import_iris.Iris.time_io                                                                    |
|          | 173±1μs              | 172±2μs             | 1.00    | import_iris.Iris.time_io_format_picker                                                      |
|          | 291±1μs              | 295±3μs             | 1.01    | import_iris.Iris.time_iris                                                                  |
|          | 125±0.9μs            | 126±2μs             | 1.01    | import_iris.Iris.time_iterate                                                               |
|          | 8.12±0.03ms          | 8.22±0.04ms         | 1.01    | import_iris.Iris.time_palette                                                               |
|          | 1.91±0.01ms          | 1.92±0.01ms         | 1.01    | import_iris.Iris.time_plot                                                                  |
|          | 103±0.8μs            | 102±0.5μs           | 1.00    | import_iris.Iris.time_quickplot                                                             |
|          | 2.18±0.02ms          | 2.25±0.01ms         | 1.03    | import_iris.Iris.time_std_names                                                             |
|          | 1.80±0.01ms          | 1.77±0.01ms         | 0.99    | import_iris.Iris.time_symbols                                                               |
|          | 99.9±0.4ms           | 101±0.9ms           | 1.01    | import_iris.Iris.time_tests                                                                 |
|          | 267±4μs              | 270±5μs             | 1.01    | import_iris.Iris.time_third_party_cartopy                                                   |
|          | 4.99±0.05ms          | 5.03±0.04ms         | 1.01    | import_iris.Iris.time_third_party_cf_units                                                  |
|          | 124±3μs              | 124±0.3μs           | 1.01    | import_iris.Iris.time_third_party_cftime                                                    |
|          | 2.92±0.01ms          | 2.94±0.01ms         | 1.01    | import_iris.Iris.time_third_party_matplotlib                                                |
|          | 1.29±0.01ms          | 1.30±0ms            | 1.00    | import_iris.Iris.time_third_party_numpy                                                     |
|          | 176±4μs              | 179±1μs             | 1.02    | import_iris.Iris.time_third_party_scipy                                                     |
|          | 97.8±2μs             | 97.3±0.8μs          | 0.99    | import_iris.Iris.time_time                                                                  |
|          | 337±5μs              | 339±3μs             | 1.01    | import_iris.Iris.time_util                                                                  |
|          | 70.0±1μs             | 71.2±1μs            | 1.02    | iterate.IZip.time_izip                                                                      |
|          | 9.97±0.05ms          | 10.1±0.2ms          | 1.01    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'FF')                                  |
|          | 15.7±0.3ms           | 16.1±0.7ms          | 1.02    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'NetCDF')                              |
|          | 9.89±0.06ms          | 10.1±0.06ms         | 1.02    | load.LoadAndRealise.time_load((1280, 960, 5), False, 'PP')                                  |
|          | 9.94±0.1ms           | 9.95±0.1ms          | 1.00    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'FF')                                   |
|          | 13.2±0.05ms          | 12.8±0.06ms         | 0.97    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'NetCDF')                               |
|          | 9.99±0.09ms          | 9.98±0.1ms          | 1.00    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'PP')                                   |
|          | 1.57±0.01s           | 1.56±0.01s          | 0.99    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'FF')                                    |
|          | 13.3±0.3ms           | 11.7±0.06ms         | 0.88    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'NetCDF')                                |
|          | 1.58±0s              | 1.58±0s             | 1.00    | load.LoadAndRealise.time_load((2, 2, 1000), False, 'PP')                                    |
|          | 1.55±0.01s           | 1.56±0.01s          | 1.01    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'FF')                                     |
|          | 13.5±0.2ms           | 11.5±0.3ms          | 0.86    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'NetCDF')                                 |
|          | 1.57±0.01s           | 1.57±0.02s          | 1.00    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'PP')                                     |
|          | 5.15±0.06ms          | 5.15±0.1ms          | 1.00    | load.LoadAndRealise.time_load((50, 50, 2), False, 'FF')                                     |
|          | 11.8±0.1ms           | 11.5±0.3ms          | 0.97    | load.LoadAndRealise.time_load((50, 50, 2), False, 'NetCDF')                                 |
|          | 5.20±0.05ms          | 5.15±0.1ms          | 0.99    | load.LoadAndRealise.time_load((50, 50, 2), False, 'PP')                                     |
|          | 5.15±0.05ms          | 5.22±0.1ms          | 1.01    | load.LoadAndRealise.time_load((50, 50, 2), True, 'FF')                                      |
|          | 11.7±0.05ms          | 11.4±0.3ms          | 0.97    | load.LoadAndRealise.time_load((50, 50, 2), True, 'NetCDF')                                  |
|          | 5.14±0.07ms          | 5.13±0.04ms         | 1.00    | load.LoadAndRealise.time_load((50, 50, 2), True, 'PP')                                      |
|          | 21.7±0.5ms           | 21.9±1ms            | 1.01    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'FF')                               |
|          | 19.5±0.2ms           | 19.3±0.4ms          | 0.99    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'NetCDF')                           |
|          | 11.0±0.6ms           | 11.5±1ms            | 1.04    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'PP')                               |
|          | 26.9±0.7ms           | 26.1±0.6ms          | 0.97    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'FF')                                |
|          | 68.3±0.5ms           | 68.1±0.7ms          | 1.00    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'NetCDF')                            |
|          | 26.3±0.6ms           | 26.5±0.4ms          | 1.01    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'PP')                                |
|          | 485±4ms              | 483±4ms             | 1.00    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'FF')                                 |
|          | 2.88±0.06ms          | 2.58±0.03ms         | 0.90    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'NetCDF')                             |
|          | 483±2ms              | 482±2ms             | 1.00    | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'PP')                                 |
|          | 494±3ms              | 494±3ms             | 1.00    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'FF')                                  |
|          | 2.97±0.1ms           | 2.65±0.06ms         | 0.89    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'NetCDF')                              |
|          | 495±3ms              | 493±3ms             | 1.00    | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'PP')                                  |
|          | 1.76±0.07ms          | 1.70±0.04ms         | 0.97    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'FF')                                  |
|          | 2.84±0.07ms          | 2.64±0.1ms          | 0.93    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'NetCDF')                              |
|          | 1.69±0.06ms          | 1.72±0.06ms         | 1.02    | load.LoadAndRealise.time_realise((50, 50, 2), False, 'PP')                                  |
|          | 1.72±0.05ms          | 1.69±0.06ms         | 0.98    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'FF')                                   |
|          | 2.88±0.03ms          | 2.71±0.1ms          | 0.94    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'NetCDF')                               |
|          | 1.70±0.04ms          | 1.79±0.1ms          | 1.05    | load.LoadAndRealise.time_realise((50, 50, 2), True, 'PP')                                   |
|          | 83.4±0.5ms           | 84.3±2ms            | 1.01    | load.ManyVars.time_many_var_load                                                            |
|          | 9.96±0.05ms          | 10.2±0.09ms         | 1.03    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'FF')                            |
|          | 10.0±0.03ms          | 10.1±0.3ms          | 1.01    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'PP')                            |
|          | 1.57±0.01s           | 1.56±0.02s          | 0.99    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'FF')                              |
|          | 1.59±0.01s           | 1.58±0.01s          | 1.00    | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'PP')                              |
|          | 5.19±0.04ms          | 5.17±0.07ms         | 1.00    | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'FF')                                 |
|          | 5.17±0.04ms          | 5.13±0.05ms         | 0.99    | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'PP')                                 |
|          | 9.21±0.1ms           | 9.05±0.1ms          | 0.98    | load.StructuredFF.time_structured_load((1280, 960, 5), False)                               |
|          | 6.01±0.02ms          | 5.95±0.07ms         | 0.99    | load.StructuredFF.time_structured_load((1280, 960, 5), True)                                |
|          | 1.54±0.01s           | 1.55±0.02s          | 1.01    | load.StructuredFF.time_structured_load((2, 2, 1000), False)                                 |
|          | 560±5ms              | 548±4ms             | 0.98    | load.StructuredFF.time_structured_load((2, 2, 1000), True)                                  |
|          | 4.37±0.03ms          | 4.32±0.06ms         | 0.99    | load.StructuredFF.time_structured_load((2, 2, 2), False)                                    |
|          | 4.21±0.02ms          | 4.27±0.07ms         | 1.02    | load.StructuredFF.time_structured_load((2, 2, 2), True)                                     |
|          | 170±3ms              | 172±2ms             | 1.01    | load.TimeConstraint.time_time_constraint(20, 'FF')                                          |
|          | 15.1±0.2ms           | 14.4±0.1ms          | 0.96    | load.TimeConstraint.time_time_constraint(20, 'NetCDF')                                      |
|          | 173±3ms              | 174±2ms             | 1.00    | load.TimeConstraint.time_time_constraint(20, 'PP')                                          |
|          | 33.5±0.7ms           | 33.1±0.3ms          | 0.99    | load.TimeConstraint.time_time_constraint(3, 'FF')                                           |
|          | 14.7±0.08ms          | 14.2±0.09ms         | 0.96    | load.TimeConstraint.time_time_constraint(3, 'NetCDF')                                       |
|          | 33.2±0.3ms           | 34.0±0.6ms          | 1.02    | load.TimeConstraint.time_time_constraint(3, 'PP')                                           |
|          | 13.3±0.2ms           | 13.7±0.2ms          | 1.03    | load.ugrid.BasicLoading.time_load_file(1)                                                   |
|          | 49.1±0.7ms           | 48.2±0.4ms          | 0.98    | load.ugrid.BasicLoading.time_load_file(200000)                                              |
|          | 8.79±0.4ms           | 8.59±0.08ms         | 0.98    | load.ugrid.BasicLoading.time_load_mesh(1)                                                   |
|          | 16.7±0.3ms           | 16.4±0.3ms          | 0.99    | load.ugrid.BasicLoading.time_load_mesh(200000)                                              |
|          | 13.6±0.2ms           | 13.6±0.3ms          | 1.00    | load.ugrid.BasicLoadingTime.time_load_file(1)                                               |
|          | 15.6±0.2ms           | 16.1±0.5ms          | 1.03    | load.ugrid.BasicLoadingTime.time_load_file(200000)                                          |
|          | 8.58±0.2ms           | 8.84±0.2ms          | 1.03    | load.ugrid.BasicLoadingTime.time_load_mesh(1)                                               |
|          | 10.8±0.3ms           | 12.5±0.5ms          | 1.16    | load.ugrid.BasicLoadingTime.time_load_mesh(200000)                                          |
|          | 14.2±0.1ms           | 14.6±0.5ms          | 1.03    | load.ugrid.Callback.time_load_file_callback(1)                                              |
|          | 60.1±1ms             | 57.9±0.6ms          | 0.96    | load.ugrid.Callback.time_load_file_callback(200000)                                         |
|          | 14.5±0.2ms           | 14.8±0.4ms          | 1.02    | load.ugrid.CallbackTime.time_load_file_callback(1)                                          |
|          | 17.2±0.7ms           | 17.8±0.6ms          | 1.04    | load.ugrid.CallbackTime.time_load_file_callback(200000)                                     |
|          | 2.86±0.09ms          | 2.94±0.1ms          | 1.03    | load.ugrid.DataRealisation.time_realise_data(10000)                                         |
|          | 3.80±0.06ms          | 4.10±0.2ms          | 1.08    | load.ugrid.DataRealisation.time_realise_data(200000)                                        |
|          | 35.5±0.7ms           | 40.0±1ms            | 1.13    | load.ugrid.DataRealisationTime.time_realise_data(10000)                                     |
|          | 790±5ms              | 795±20ms            | 1.01    | load.ugrid.DataRealisationTime.time_realise_data(200000)                                    |
|          | 433±3ms              | 442±5ms             | 1.02    | merge_concat.Concatenate.time_concatenate(False)                                            |
|          | 436±4ms              | 442±5ms             | 1.01    | merge_concat.Concatenate.time_concatenate(True)                                             |
|          | 109±0.5M             | 109±0.3M            | 1.00    | merge_concat.Concatenate.tracemalloc_concatenate(False)                                     |
|          | 109±0.5M             | 109±0.3M            | 1.00    | merge_concat.Concatenate.tracemalloc_concatenate(True)                                      |
|          | 48.8±0.4ms           | 49.4±0.9ms          | 1.01    | merge_concat.Merge.time_merge                                                               |
|          | 1.62±0.2M            | 1.62±0.2M           | 1.00    | merge_concat.Merge.tracemalloc_merge                                                        |
|          | 402±2ns              | 403±9ns             | 1.00    | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(50)              |
|          | 211±2ms              | 213±2ms             | 1.01    | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(500)             |
|          | 650±0.2k             | 650±1k              | 1.00    | mesh.utils.regions_combine.CombineRegionsComputeRealData.tracemalloc_compute_data(50)       |
|          | 60.1±0M              | 60.1±0M             | 1.00    | mesh.utils.regions_combine.CombineRegionsComputeRealData.tracemalloc_compute_data(500)      |
|          | 17.5±0.2ms           | 17.6±0.4ms          | 1.01    | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(50)           |
|          | 19.8±0.1ms           | 19.5±0.2ms          | 0.99    | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(500)          |
|          | 698±50k              | 1.13±0M             | ~1.61   | mesh.utils.regions_combine.CombineRegionsCreateCube.tracemalloc_create_combined_cube(50)    |
|          | 12.6±0.05M           | 13±0M               | 1.03    | mesh.utils.regions_combine.CombineRegionsCreateCube.tracemalloc_create_combined_cube(500)   |
|          | 108±2ms              | 104±1ms             | 0.97    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(50)         |
|          | 593±3ms              | 586±6ms             | 0.99    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(500)        |
|          | 1.24±0.03M           | 1.23±0.01M          | 0.99    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.tracemalloc_stream_file2file(50)  |
|          | 96.2±0.05M           | 96.3±0.05M          | 1.00    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.tracemalloc_stream_file2file(500) |
|          | 67.6±0.9ms           | 65.1±0.8ms          | 0.96    | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(50)                             |
|          | 552±5ms              | 545±3ms             | 0.99    | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(500)                            |
|          | 1.17±0.01M           | 1.13±0.01M          | 0.97    | mesh.utils.regions_combine.CombineRegionsSaveData.tracemalloc_save(50)                      |
|          | 96.2±0.01M           | 96.2±0.01M          | 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)                 |
|          | 6.64±0.06ms          | 6.55±0.06ms         | 0.99    | plot.AuxSort.time_aux_sort                                                                  |
|          | 78.9±6ms             | 75.3±5ms            | 0.95    | regridding.CurvilinearRegridding.time_regrid_pic                                            |
|          | 136±3M               | 136±3M              | 1.00    | regridding.CurvilinearRegridding.tracemalloc_regrid_pic                                     |
|          | 99.1±0.6ms           | 99.0±0.9ms          | 1.00    | regridding.HorizontalChunkedRegridding.time_regrid_area_w                                   |
|          | 48.8±1ms             | 47.4±0.9ms          | 0.97    | regridding.HorizontalChunkedRegridding.time_regrid_area_w_new_grid                          |
|          | 106±0.05M            | 106±0.04M           | 1.00    | regridding.HorizontalChunkedRegridding.tracemalloc_regrid_area_w                            |
|          | 147±0.02M            | 147±0.01M           | 1.00    | regridding.HorizontalChunkedRegridding.tracemalloc_regrid_area_w_new_grid                   |
|          | 4.51±0.02ms          | 4.50±0.07ms         | 1.00    | save.NetcdfSave.time_netcdf_save_cube(50, False)                                            |
|          | 73.4±0.8ms           | 73.2±2ms            | 1.00    | save.NetcdfSave.time_netcdf_save_cube(50, True)                                             |
|          | 42.0±0.7ms           | 42.6±0.4ms          | 1.01    | save.NetcdfSave.time_netcdf_save_cube(600, False)                                           |
|          | 487±10ms             | 477±3ms             | 0.98    | save.NetcdfSave.time_netcdf_save_cube(600, True)                                            |
|          | 88.5±2ns             | 89.5±2ns            | 1.01    | save.NetcdfSave.time_netcdf_save_mesh(50, False)                                            |
|          | 56.1±0.6ms           | 54.7±2ms            | 0.98    | save.NetcdfSave.time_netcdf_save_mesh(50, True)                                             |
|          | 89.3±2ns             | 89.6±10ns           | 1.00    | save.NetcdfSave.time_netcdf_save_mesh(600, False)                                           |
|          | 425±5ms              | 423±4ms             | 1.00    | save.NetcdfSave.time_netcdf_save_mesh(600, True)                                            |
|          | 30.3±0.06k           | 30.3±0.1k           | 1.00    | save.NetcdfSave.tracemalloc_netcdf_save(50, False)                                          |
|          | 1.59±0.2M            | 1.79±0.2M           | 1.13    | save.NetcdfSave.tracemalloc_netcdf_save(50, True)                                           |
|          | 30.3±0.09k           | 30.3±0.1k           | 1.00    | save.NetcdfSave.tracemalloc_netcdf_save(600, False)                                         |
|          | 225±20M              | 208±20M             | 0.92    | save.NetcdfSave.tracemalloc_netcdf_save(600, True)                                          |
|          | 40.9±0.6ms           | 40.7±0.6ms          | 1.00    | stats.PearsonR.time_lazy                                                                    |
|          | 8.98±0.1ms           | 9.04±0.2ms          | 1.01    | stats.PearsonR.time_real                                                                    |
|          | 24.6±2M              | 25±1M               | 1.01    | stats.PearsonR.tracemalloc_lazy                                                             |
|          | 18.4±0.01M           | 18.4±0.01M          | 1.00    | stats.PearsonR.tracemalloc_real                                                             |
|          | 20.0±0.08ms          | 20.7±0.3ms          | 1.04    | trajectory.TrajectoryInterpolation.time_trajectory_linear                                   |
|          | 67.5±0.3ms           | 68.0±0.3ms          | 1.01    | trajectory.TrajectoryInterpolation.time_trajectory_nearest                                  |
|          | 17.6±0.02M           | 17.6±0.02M          | 1.00    | trajectory.TrajectoryInterpolation.tracemalloc_trajectory_linear                            |
|          | 12.1±0.07M           | 12.1±0.04M          | 1.00    | trajectory.TrajectoryInterpolation.tracemalloc_trajectory_nearest                           |

Generated by GHA run 13295176666

@ESadek-MO ESadek-MO self-requested a review February 13, 2025 11:09
@ESadek-MO ESadek-MO self-assigned this Feb 13, 2025
ESadek-MO
ESadek-MO requested changes Feb 13, 2025
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Thanks @bouweandela, looks really good to me for the most part!

Only one suggestion, and I'm happy for you to oppose that. Other than that happy for this to be merged.

lib/iris/_lazy_data.py Outdated Show resolved Hide resolved
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ESadek-MO approved these changes Feb 14, 2025
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Happy with this, thank you!

@ESadek-MO ESadek-MO merged commit 472db73 into SciTools:main Feb 14, 2025
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@bouweandela bouweandela mentioned this pull request Feb 14, 2025
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@bouweandela @pp-mo @ESadek-MO