Performance Shift(s): 48f1f4ef

[github-actions]

Benchmark comparison has identified performance shifts at:

• commit 48f1f4e (Load performance improvement (ignoring UGRID) #6088).

Please review the report below and take corrective/congratulatory action as appropriate :slightly_smiling_face:

⏱️ Performance Benchmark Report: 48f1f4e

Performance shifts

| Change   | Before [83905e93] <main~1>   | After [48f1f4ef] <main>   |   Ratio | Benchmark (Parameter)                                          |
|----------|------------------------------|---------------------------|---------|----------------------------------------------------------------|
| -        | 30.5±0.6ms                   | 25.1±0.3ms                |    0.82 | load.LoadAndRealise.time_load((1280, 960, 5), False, 'NetCDF') |
| -        | 27.5±0.4ms                   | 22.0±0.1ms                |    0.8  | load.LoadAndRealise.time_load((1280, 960, 5), True, 'NetCDF')  |
| -        | 26.4±0.3ms                   | 21.6±0.3ms                |    0.82 | load.LoadAndRealise.time_load((2, 2, 1000), False, 'NetCDF')   |
| -        | 26.8±0.3ms                   | 21.9±0.2ms                |    0.82 | load.LoadAndRealise.time_load((2, 2, 1000), True, 'NetCDF')    |
| -        | 25.9±0.3ms                   | 20.5±0.5ms                |    0.79 | load.LoadAndRealise.time_load((50, 50, 2), False, 'NetCDF')    |
| -        | 25.5±0.2ms                   | 20.6±0.3ms                |    0.81 | load.LoadAndRealise.time_load((50, 50, 2), True, 'NetCDF')     |
| -        | 501±4ms                      | 370±6ms                   |    0.74 | load.ManyVars.time_many_var_load                               |
| -        | 28.7±0.2ms                   | 23.7±0.7ms                |    0.82 | load.TimeConstraint.time_time_constraint(3, 'NetCDF')          |

Full benchmark results

Benchmarks that have improved:

| Change   | Before [83905e93] <main~1>   | After [48f1f4ef] <main>   |   Ratio | Benchmark (Parameter)                                          |
|----------|------------------------------|---------------------------|---------|----------------------------------------------------------------|
| -        | 30.5±0.6ms                   | 25.1±0.3ms                |    0.82 | load.LoadAndRealise.time_load((1280, 960, 5), False, 'NetCDF') |
| -        | 27.5±0.4ms                   | 22.0±0.1ms                |    0.8  | load.LoadAndRealise.time_load((1280, 960, 5), True, 'NetCDF')  |
| -        | 26.4±0.3ms                   | 21.6±0.3ms                |    0.82 | load.LoadAndRealise.time_load((2, 2, 1000), False, 'NetCDF')   |
| -        | 26.8±0.3ms                   | 21.9±0.2ms                |    0.82 | load.LoadAndRealise.time_load((2, 2, 1000), True, 'NetCDF')    |
| -        | 25.9±0.3ms                   | 20.5±0.5ms                |    0.79 | load.LoadAndRealise.time_load((50, 50, 2), False, 'NetCDF')    |
| -        | 25.5±0.2ms                   | 20.6±0.3ms                |    0.81 | load.LoadAndRealise.time_load((50, 50, 2), True, 'NetCDF')     |
| -        | 501±4ms                      | 370±6ms                   |    0.74 | load.ManyVars.time_many_var_load                               |
| -        | 28.7±0.2ms                   | 23.7±0.7ms                |    0.82 | load.TimeConstraint.time_time_constraint(3, 'NetCDF')          |

Benchmarks that have stayed the same:

| Change   | Before [83905e93] <main~1>   | After [48f1f4ef] <main>   |   Ratio | Benchmark (Parameter)                                                                          |
|----------|------------------------------|---------------------------|---------|------------------------------------------------------------------------------------------------|
|          | 54.2±0.7ms                   | 54.7±0.7ms                |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(False)                                 |
|          | 55.1±0.7ms                   | 55.1±1ms                  |    1    | aggregate_collapse.Aggregation.time_aggregated_by_COUNT(True)                                  |
|          | 192±2ms                      | 194±4ms                   |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(False)                       |
|          | 194±2ms                      | 196±4ms                   |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_FAST_PERCENTILE(True)                        |
|          | 37.1±0.6ms                   | 37.8±0.9ms                |    1.02 | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(False)                                 |
|          | 37.5±0.4ms                   | 38.1±1ms                  |    1.02 | aggregate_collapse.Aggregation.time_aggregated_by_GMEAN(True)                                  |
|          | 36.9±0.6ms                   | 37.1±0.6ms                |    1    | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(False)                                 |
|          | 37.7±0.4ms                   | 38.2±0.7ms                |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_HMEAN(True)                                  |
|          | 46.6±0.6ms                   | 46.8±1ms                  |    1    | aggregate_collapse.Aggregation.time_aggregated_by_MAX(False)                                   |
|          | 47.3±0.8ms                   | 47.8±0.8ms                |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_MAX(True)                                    |
|          | 120±0.9ms                    | 123±1ms                   |    1.02 | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(False)                               |
|          | 122±1ms                      | 123±1ms                   |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_MAX_RUN(True)                                |
|          | 51.4±0.8ms                   | 52.1±0.8ms                |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(False)                                  |
|          | 51.8±0.7ms                   | 52.4±0.7ms                |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_MEAN(True)                                   |
|          | 36.5±0.2ms                   | 37.1±0.6ms                |    1.02 | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(False)                                |
|          | 37.4±1ms                     | 39.2±0.9ms                |    1.05 | aggregate_collapse.Aggregation.time_aggregated_by_MEDIAN(True)                                 |
|          | 46.3±0.9ms                   | 48.0±1ms                  |    1.04 | aggregate_collapse.Aggregation.time_aggregated_by_MIN(False)                                   |
|          | 47.2±0.6ms                   | 47.9±0.7ms                |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_MIN(True)                                    |
|          | 1.32±0.01s                   | 1.33±0.01s                |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(False)                                  |
|          | 1.33±0.01s                   | 1.32±0.01s                |    1    | aggregate_collapse.Aggregation.time_aggregated_by_PEAK(True)                                   |
|          | 668±10ms                     | 684±9ms                   |    1.02 | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(False)                            |
|          | 682±10ms                     | 686±8ms                   |    1.01 | aggregate_collapse.Aggregation.time_aggregated_by_PERCENTILE(True)                             |
|          | 36.2±0.8ms                   | 35.5±0.9ms                |    0.98 | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(False)                            |
|          | 36.3±1ms                     | 35.9±1ms                  |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_PROPORTION(True)                             |
|          | 62.7±0.7ms                   | 62.4±1ms                  |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_RMS(False)                                   |
|          | 63.8±0.6ms                   | 63.6±0.9ms                |    1    | aggregate_collapse.Aggregation.time_aggregated_by_RMS(True)                                    |
|          | 66.6±1ms                     | 66.0±1ms                  |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(False)                               |
|          | 67.8±1ms                     | 66.9±0.9ms                |    0.99 | aggregate_collapse.Aggregation.time_aggregated_by_STD_DEV(True)                                |
|          | 61.7±0.9ms                   | 61.7±1ms                  |    1    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(False)                              |
|          | 62.0±0.6ms                   | 61.8±1ms                  |    1    | aggregate_collapse.Aggregation.time_aggregated_by_VARIANCE(True)                               |
|          | 20.5±0.8ms                   | 20.1±1ms                  |    0.98 | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(False)                                  |
|          | 23.3±0.7ms                   | 24.0±0.8ms                |    1.03 | aggregate_collapse.Aggregation.time_collapsed_by_COUNT(True)                                   |
|          | 131±2ms                      | 135±4ms                   |    1.03 | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(False)                        |
|          | 144±4ms                      | 147±2ms                   |    1.02 | aggregate_collapse.Aggregation.time_collapsed_by_FAST_PERCENTILE(True)                         |
|          | 18.2±0.6ms                   | 18.8±0.8ms                |    1.04 | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(False)                                  |
|          | 21.9±1ms                     | 22.4±0.7ms                |    1.02 | aggregate_collapse.Aggregation.time_collapsed_by_GMEAN(True)                                   |
|          | 17.9±0.4ms                   | 18.6±0.8ms                |    1.04 | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(False)                                  |
|          | 22.0±0.4ms                   | 22.4±1ms                  |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_HMEAN(True)                                   |
|          | 18.6±0.4ms                   | 19.4±0.6ms                |    1.04 | aggregate_collapse.Aggregation.time_collapsed_by_MAX(False)                                    |
|          | 22.3±0.5ms                   | 22.6±0.5ms                |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_MAX(True)                                     |
|          | 34.7±0.8ms                   | 34.0±2ms                  |    0.98 | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(False)                                |
|          | 38.2±1ms                     | 38.0±0.7ms                |    0.99 | aggregate_collapse.Aggregation.time_collapsed_by_MAX_RUN(True)                                 |
|          | 19.2±0.7ms                   | 19.4±0.6ms                |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(False)                                   |
|          | 22.8±0.5ms                   | 23.3±0.5ms                |    1.02 | aggregate_collapse.Aggregation.time_collapsed_by_MEAN(True)                                    |
|          | 18.9±0.3ms                   | 19.5±1ms                  |    1.04 | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(False)                                 |
|          | 22.6±0.3ms                   | 23.2±1ms                  |    1.03 | aggregate_collapse.Aggregation.time_collapsed_by_MEDIAN(True)                                  |
|          | 18.6±0.9ms                   | 19.2±0.5ms                |    1.03 | aggregate_collapse.Aggregation.time_collapsed_by_MIN(False)                                    |
|          | 22.3±0.3ms                   | 22.9±0.7ms                |    1.03 | aggregate_collapse.Aggregation.time_collapsed_by_MIN(True)                                     |
|          | 552±5ms                      | 557±6ms                   |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(False)                                   |
|          | 556±5ms                      | 558±4ms                   |    1    | aggregate_collapse.Aggregation.time_collapsed_by_PEAK(True)                                    |
|          | 151±1ms                      | 155±3ms                   |    1.03 | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(False)                             |
|          | 169±3ms                      | 171±2ms                   |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_PERCENTILE(True)                              |
|          | 18.4±0.7ms                   | 18.7±0.8ms                |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(False)                             |
|          | 22.0±1ms                     | 22.0±0.4ms                |    1    | aggregate_collapse.Aggregation.time_collapsed_by_PROPORTION(True)                              |
|          | 21.7±0.8ms                   | 22.0±0.8ms                |    1.02 | aggregate_collapse.Aggregation.time_collapsed_by_RMS(False)                                    |
|          | 25.4±0.7ms                   | 25.5±0.7ms                |    1.01 | aggregate_collapse.Aggregation.time_collapsed_by_RMS(True)                                     |
|          | 21.7±0.7ms                   | 22.2±0.9ms                |    1.02 | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(False)                                |
|          | 25.1±0.7ms                   | 25.8±0.5ms                |    1.03 | aggregate_collapse.Aggregation.time_collapsed_by_STD_DEV(True)                                 |
|          | 20.6±0.7ms                   | 21.1±0.4ms                |    1.02 | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(False)                               |
|          | 24.3±0.7ms                   | 25.0±0.6ms                |    1.03 | aggregate_collapse.Aggregation.time_collapsed_by_VARIANCE(True)                                |
|          | 82.3±1ms                     | 83.9±1ms                  |    1.02 | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(False)                        |
|          | 83.7±2ms                     | 85.1±1ms                  |    1.02 | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_MEAN(True)                         |
|          | 94.3±1ms                     | 96.2±2ms                  |    1.02 | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(False)                         |
|          | 94.8±1ms                     | 96.7±1ms                  |    1.02 | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_RMS(True)                          |
|          | 59.0±1ms                     | 58.2±1ms                  |    0.99 | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(False)                         |
|          | 59.0±0.9ms                   | 59.6±0.9ms                |    1.01 | aggregate_collapse.WeightedAggregation.time_w_aggregated_by_SUM(True)                          |
|          | 29.1±0.8ms                   | 29.2±1ms                  |    1    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(False)                         |
|          | 33.2±0.7ms                   | 32.9±0.7ms                |    0.99 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_MEAN(True)                          |
|          | 31.5±0.6ms                   | 32.2±1ms                  |    1.02 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(False)                          |
|          | 34.6±0.7ms                   | 35.5±1ms                  |    1.03 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_RMS(True)                           |
|          | 25.8±0.5ms                   | 25.8±0.7ms                |    1    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(False)                          |
|          | 29.7±0.6ms                   | 29.5±1ms                  |    0.99 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_SUM(True)                           |
|          | 326±2ms                      | 324±6ms                   |    0.99 | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(False)                  |
|          | 346±4ms                      | 345±7ms                   |    1    | aggregate_collapse.WeightedAggregation.time_w_collapsed_by_WPERCENTILE(True)                   |
|          | 1.13±0.01ms                  | 1.13±0.02ms               |    1    | cube.CubeCreation.time_create(False, 'construct')                                              |
|          | 400±5μs                      | 404±5μs                   |    1.01 | cube.CubeCreation.time_create(False, 'instantiate')                                            |
|          | 964±20μs                     | 951±20μs                  |    0.99 | cube.CubeCreation.time_create(True, 'construct')                                               |
|          | 583±10μs                     | 586±10μs                  |    1    | cube.CubeCreation.time_create(True, 'instantiate')                                             |
|          | 223±3ms                      | 228±3ms                   |    1.02 | cube.CubeEquality.time_equality(False, False, 'all_equal')                                     |
|          | 113±2ms                      | 114±2ms                   |    1.01 | cube.CubeEquality.time_equality(False, False, 'coord_inequality')                              |
|          | 234±4ms                      | 238±5ms                   |    1.02 | cube.CubeEquality.time_equality(False, False, 'data_inequality')                               |
|          | 16.7±0.3μs                   | 16.7±0.1μs                |    1    | cube.CubeEquality.time_equality(False, False, 'metadata_inequality')                           |
|          | 307±3ms                      | 317±3ms                   |    1.03 | cube.CubeEquality.time_equality(False, True, 'all_equal')                                      |
|          | 198±2ms                      | 206±4ms                   |    1.04 | cube.CubeEquality.time_equality(False, True, 'coord_inequality')                               |
|          | 322±7ms                      | 326±5ms                   |    1.01 | cube.CubeEquality.time_equality(False, True, 'data_inequality')                                |
|          | 16.8±0.2μs                   | 16.9±0.2μs                |    1.01 | cube.CubeEquality.time_equality(False, True, 'metadata_inequality')                            |
|          | 222±4ms                      | 226±5ms                   |    1.02 | cube.CubeEquality.time_equality(True, False, 'all_equal')                                      |
|          | 113±1ms                      | 115±1ms                   |    1.02 | cube.CubeEquality.time_equality(True, False, 'coord_inequality')                               |
|          | 233±6ms                      | 239±6ms                   |    1.02 | cube.CubeEquality.time_equality(True, False, 'data_inequality')                                |
|          | 53.3±0.3μs                   | 52.9±0.5μs                |    0.99 | cube.CubeEquality.time_equality(True, False, 'metadata_inequality')                            |
|          | 309±4ms                      | 315±4ms                   |    1.02 | cube.CubeEquality.time_equality(True, True, 'all_equal')                                       |
|          | 199±1ms                      | 202±6ms                   |    1.02 | cube.CubeEquality.time_equality(True, True, 'coord_inequality')                                |
|          | 318±4ms                      | 324±6ms                   |    1.02 | cube.CubeEquality.time_equality(True, True, 'data_inequality')                                 |
|          | 55.3±0.5μs                   | 54.1±0.5μs                |    0.98 | cube.CubeEquality.time_equality(True, True, 'metadata_inequality')                             |
|          | 662±4μs                      | 659±5μs                   |    1    | import_iris.Iris.time__concatenate                                                             |
|          | 182±3μs                      | 186±3μs                   |    1.03 | import_iris.Iris.time__constraints                                                             |
|          | 110±1μs                      | 111±0.6μs                 |    1.01 | import_iris.Iris.time__data_manager                                                            |
|          | 94.3±0.7μs                   | 94.1±0.7μs                |    1    | import_iris.Iris.time__deprecation                                                             |
|          | 136±0.8μs                    | 137±2μs                   |    1.01 | import_iris.Iris.time__lazy_data                                                               |
|          | 896±10μs                     | 900±10μs                  |    1    | import_iris.Iris.time__merge                                                                   |
|          | 77.3±0.7μs                   | 77.1±0.5μs                |    1    | import_iris.Iris.time__representation                                                          |
|          | 485±4μs                      | 498±20μs                  |    1.03 | import_iris.Iris.time_analysis                                                                 |
|          | 140±2μs                      | 139±2μs                   |    0.99 | import_iris.Iris.time_analysis__area_weighted                                                  |
|          | 108±1μs                      | 109±1μs                   |    1.01 | import_iris.Iris.time_analysis__grid_angles                                                    |
|          | 243±4μs                      | 241±2μs                   |    0.99 | import_iris.Iris.time_analysis__interpolation                                                  |
|          | 184±2μs                      | 188±2μs                   |    1.02 | import_iris.Iris.time_analysis__regrid                                                         |
|          | 111±0.8μs                    | 112±1μs                   |    1.01 | import_iris.Iris.time_analysis__scipy_interpolate                                              |
|          | 141±3μs                      | 136±2μs                   |    0.96 | import_iris.Iris.time_analysis_calculus                                                        |
|          | 327±1μs                      | 322±2μs                   |    0.99 | import_iris.Iris.time_analysis_cartography                                                     |
|          | 94.2±0.4μs                   | 93.5±1μs                  |    0.99 | import_iris.Iris.time_analysis_geomerty                                                        |
|          | 217±3μs                      | 217±3μs                   |    1    | import_iris.Iris.time_analysis_maths                                                           |
|          | 96.8±0.5μs                   | 97.5±0.8μs                |    1.01 | import_iris.Iris.time_analysis_stats                                                           |
|          | 174±1μs                      | 174±2μs                   |    1    | import_iris.Iris.time_analysis_trajectory                                                      |
|          | 308±3μs                      | 311±5μs                   |    1.01 | import_iris.Iris.time_aux_factory                                                              |
|          | 83.4±0.6μs                   | 84.1±0.5μs                |    1.01 | import_iris.Iris.time_common                                                                   |
|          | 162±2μs                      | 163±2μs                   |    1    | import_iris.Iris.time_common_lenient                                                           |
|          | 1.33±0.02ms                  | 1.33±0.01ms               |    1    | import_iris.Iris.time_common_metadata                                                          |
|          | 131±1μs                      | 134±1μs                   |    1.02 | import_iris.Iris.time_common_mixin                                                             |
|          | 1.18±0.01ms                  | 1.19±0.02ms               |    1    | import_iris.Iris.time_common_resolve                                                           |
|          | 199±4μs                      | 202±3μs                   |    1.02 | import_iris.Iris.time_config                                                                   |
|          | 115±0.9μs                    | 117±1μs                   |    1.01 | import_iris.Iris.time_coord_categorisation                                                     |
|          | 362±1μs                      | 371±10μs                  |    1.02 | import_iris.Iris.time_coord_systems                                                            |
|          | 752±4μs                      | 756±10μs                  |    1.01 | import_iris.Iris.time_coords                                                                   |
|          | 672±5μs                      | 679±20μs                  |    1.01 | import_iris.Iris.time_cube                                                                     |
|          | 227±4μs                      | 228±3μs                   |    1    | import_iris.Iris.time_exceptions                                                               |
|          | 76.3±0.4μs                   | 77.1±0.4μs                |    1.01 | import_iris.Iris.time_experimental                                                             |
|          | 189±4μs                      | 187±4μs                   |    0.99 | import_iris.Iris.time_fileformats                                                              |
|          | 252±1μs                      | 253±4μs                   |    1.01 | import_iris.Iris.time_fileformats__ff                                                          |
|          | 2.68±0.02ms                  | 2.67±0.04ms               |    0.99 | import_iris.Iris.time_fileformats__ff_cross_references                                         |
|          | 78.4±0.3μs                   | 78.7±0.4μs                |    1    | import_iris.Iris.time_fileformats__pp_lbproc_pairs                                             |
|          | 114±1μs                      | 115±0.9μs                 |    1.01 | import_iris.Iris.time_fileformats_abf                                                          |
|          | 407±7μs                      | 415±6μs                   |    1.02 | import_iris.Iris.time_fileformats_cf                                                           |
|          | 5.38±0.08ms                  | 5.46±0.1ms                |    1.01 | import_iris.Iris.time_fileformats_dot                                                          |
|          | 74.4±0.8μs                   | 74.6±0.6μs                |    1    | import_iris.Iris.time_fileformats_name                                                         |
|          | 257±2μs                      | 256±1μs                   |    0.99 | import_iris.Iris.time_fileformats_name_loaders                                                 |
|          | 119±1μs                      | 120±0.9μs                 |    1.01 | import_iris.Iris.time_fileformats_netcdf                                                       |
|          | 124±1μs                      | 124±1μs                   |    1    | import_iris.Iris.time_fileformats_nimrod                                                       |
|          | 212±4μs                      | 212±2μs                   |    1    | import_iris.Iris.time_fileformats_nimrod_load_rules                                            |
|          | 780±5μs                      | 788±8μs                   |    1.01 | import_iris.Iris.time_fileformats_pp                                                           |
|          | 187±4μs                      | 185±2μs                   |    0.99 | import_iris.Iris.time_fileformats_pp_load_rules                                                |
|          | 133±0.9μs                    | 132±1μs                   |    0.99 | import_iris.Iris.time_fileformats_pp_save_rules                                                |
|          | 512±4μs                      | 517±4μs                   |    1.01 | import_iris.Iris.time_fileformats_rules                                                        |
|          | 219±3μs                      | 222±6μs                   |    1.01 | import_iris.Iris.time_fileformats_structured_array_identification                              |
|          | 83.2±0.7μs                   | 83.9±0.6μs                |    1.01 | import_iris.Iris.time_fileformats_um                                                           |
|          | 160±1μs                      | 161±0.9μs                 |    1.01 | import_iris.Iris.time_fileformats_um__fast_load                                                |
|          | 138±1μs                      | 140±1μs                   |    1.01 | import_iris.Iris.time_fileformats_um__fast_load_structured_fields                              |
|          | 75.1±0.7μs                   | 75.6±0.5μs                |    1.01 | import_iris.Iris.time_fileformats_um__ff_replacement                                           |
|          | 81.5±0.6μs                   | 81.8±0.5μs                |    1    | import_iris.Iris.time_fileformats_um__optimal_array_structuring                                |
|          | 985±8μs                      | 978±5μs                   |    0.99 | import_iris.Iris.time_fileformats_um_cf_map                                                    |
|          | 137±1μs                      | 138±1μs                   |    1.01 | import_iris.Iris.time_io                                                                       |
|          | 175±3μs                      | 176±2μs                   |    1    | import_iris.Iris.time_io_format_picker                                                         |
|          | 227±4μs                      | 230±2μs                   |    1.01 | import_iris.Iris.time_iris                                                                     |
|          | 126±0.7μs                    | 128±0.6μs                 |    1.01 | import_iris.Iris.time_iterate                                                                  |
|          | 8.37±0.03ms                  | 8.45±0.1ms                |    1.01 | import_iris.Iris.time_palette                                                                  |
|          | 2.21±0.04ms                  | 2.22±0.05ms               |    1    | import_iris.Iris.time_plot                                                                     |
|          | 102±1μs                      | 104±2μs                   |    1.02 | import_iris.Iris.time_quickplot                                                                |
|          | 2.14±0.01ms                  | 2.14±0.03ms               |    1    | import_iris.Iris.time_std_names                                                                |
|          | 1.78±0.01ms                  | 1.77±0.01ms               |    0.99 | import_iris.Iris.time_symbols                                                                  |
|          | 98.7±0.8ms                   | 99.4±1ms                  |    1.01 | import_iris.Iris.time_tests                                                                    |
|          | 257±5μs                      | 254±2μs                   |    0.99 | import_iris.Iris.time_third_party_cartopy                                                      |
|          | 4.79±0.05ms                  | 4.81±0.05ms               |    1    | import_iris.Iris.time_third_party_cf_units                                                     |
|          | 118±1μs                      | 119±0.6μs                 |    1.01 | import_iris.Iris.time_third_party_cftime                                                       |
|          | 2.77±0.02ms                  | 2.78±0.02ms               |    1    | import_iris.Iris.time_third_party_matplotlib                                                   |
|          | 1.07±0.01ms                  | 1.07±0ms                  |    1    | import_iris.Iris.time_third_party_numpy                                                        |
|          | 171±0.8μs                    | 172±2μs                   |    1.01 | import_iris.Iris.time_third_party_scipy                                                        |
|          | 101±0.8μs                    | 101±0.5μs                 |    1    | import_iris.Iris.time_time                                                                     |
|          | 318±3μs                      | 325±3μs                   |    1.02 | import_iris.Iris.time_util                                                                     |
|          | 72.6±0.5μs                   | 72.3±0.7μs                |    1    | iterate.IZip.time_izip                                                                         |
|          | 7.98±0.04ms                  | 8.06±0.08ms               |    1.01 | load.LoadAndRealise.time_load((1280, 960, 5), False, 'FF')                                     |
|          | 8.92±0.03ms                  | 8.80±0.04ms               |    0.99 | load.LoadAndRealise.time_load((1280, 960, 5), False, 'PP')                                     |
|          | 8.05±0.08ms                  | 7.95±0.06ms               |    0.99 | load.LoadAndRealise.time_load((1280, 960, 5), True, 'FF')                                      |
|          | 8.82±0.08ms                  | 8.80±0.06ms               |    1    | load.LoadAndRealise.time_load((1280, 960, 5), True, 'PP')                                      |
|          | 1.35±0.01s                   | 1.37±0.02s                |    1.02 | load.LoadAndRealise.time_load((2, 2, 1000), False, 'FF')                                       |
|          | 1.51±0.01s                   | 1.50±0.02s                |    0.99 | load.LoadAndRealise.time_load((2, 2, 1000), False, 'PP')                                       |
|          | 1.34±0.01s                   | 1.35±0.01s                |    1.01 | load.LoadAndRealise.time_load((2, 2, 1000), True, 'FF')                                        |
|          | 1.51±0.01s                   | 1.51±0.01s                |    1    | load.LoadAndRealise.time_load((2, 2, 1000), True, 'PP')                                        |
|          | 3.87±0.03ms                  | 3.88±0.02ms               |    1    | load.LoadAndRealise.time_load((50, 50, 2), False, 'FF')                                        |
|          | 4.18±0.03ms                  | 4.16±0.03ms               |    0.99 | load.LoadAndRealise.time_load((50, 50, 2), False, 'PP')                                        |
|          | 3.86±0.03ms                  | 3.89±0.03ms               |    1.01 | load.LoadAndRealise.time_load((50, 50, 2), True, 'FF')                                         |
|          | 4.14±0.01ms                  | 4.13±0.03ms               |    1    | load.LoadAndRealise.time_load((50, 50, 2), True, 'PP')                                         |
|          | 32.9±4ms                     | 33.7±3ms                  |    1.02 | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'FF')                                  |
|          | 19.2±0.3ms                   | 19.2±0.5ms                |    1    | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'NetCDF')                              |
|          | 13.4±3ms                     | 13.3±2ms                  |    0.99 | load.LoadAndRealise.time_realise((1280, 960, 5), False, 'PP')                                  |
|          | 26.0±2ms                     | 26.0±2ms                  |    1    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'FF')                                   |
|          | 70.2±2ms                     | 71.8±2ms                  |    1.02 | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'NetCDF')                               |
|          | 25.9±0.6ms                   | 25.8±1ms                  |    1    | load.LoadAndRealise.time_realise((1280, 960, 5), True, 'PP')                                   |
|          | 439±4ms                      | 450±6ms                   |    1.02 | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'FF')                                    |
|          | 2.92±0.09ms                  | 3.02±0.2ms                |    1.03 | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'NetCDF')                                |
|          | 445±3ms                      | 453±5ms                   |    1.02 | load.LoadAndRealise.time_realise((2, 2, 1000), False, 'PP')                                    |
|          | 444±7ms                      | 454±4ms                   |    1.02 | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'FF')                                     |
|          | 2.96±0.1ms                   | 3.06±0.1ms                |    1.04 | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'NetCDF')                                 |
|          | 448±4ms                      | 461±5ms                   |    1.03 | load.LoadAndRealise.time_realise((2, 2, 1000), True, 'PP')                                     |
|          | 1.65±0.1ms                   | 1.55±0.09ms               |    0.94 | load.LoadAndRealise.time_realise((50, 50, 2), False, 'FF')                                     |
|          | 2.91±0.1ms                   | 3.00±0.1ms                |    1.03 | load.LoadAndRealise.time_realise((50, 50, 2), False, 'NetCDF')                                 |
|          | 1.65±0.07ms                  | 1.66±0.09ms               |    1.01 | load.LoadAndRealise.time_realise((50, 50, 2), False, 'PP')                                     |
|          | 1.60±0.05ms                  | 1.57±0.08ms               |    0.98 | load.LoadAndRealise.time_realise((50, 50, 2), True, 'FF')                                      |
|          | 3.15±0.1ms                   | 3.01±0.1ms                |    0.96 | load.LoadAndRealise.time_realise((50, 50, 2), True, 'NetCDF')                                  |
|          | 1.60±0.05ms                  | 1.58±0.2ms                |    0.99 | load.LoadAndRealise.time_realise((50, 50, 2), True, 'PP')                                      |
|          | 8.16±0.1ms                   | 8.13±0.05ms               |    1    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'FF')                               |
|          | 8.92±0.05ms                  | 8.93±0.08ms               |    1    | load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'PP')                               |
|          | 1.35±0.01s                   | 1.37±0.01s                |    1.01 | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'FF')                                 |
|          | 1.53±0.01s                   | 1.54±0.02s                |    1.01 | load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'PP')                                 |
|          | 3.95±0.05ms                  | 4.01±0.03ms               |    1.02 | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'FF')                                    |
|          | 4.20±0.01ms                  | 4.26±0.06ms               |    1.01 | load.STASHConstraint.time_stash_constraint((2, 2, 2), 'PP')                                    |
|          | 8.00±0.07ms                  | 8.00±0.08ms               |    1    | load.StructuredFF.time_structured_load((1280, 960, 5), False)                                  |
|          | 4.73±0.05ms                  | 4.72±0.06ms               |    1    | load.StructuredFF.time_structured_load((1280, 960, 5), True)                                   |
|          | 1.33±0.01s                   | 1.35±0.01s                |    1.01 | load.StructuredFF.time_structured_load((2, 2, 1000), False)                                    |
|          | 373±3ms                      | 367±5ms                   |    0.98 | load.StructuredFF.time_structured_load((2, 2, 1000), True)                                     |
|          | 3.88±0.02ms                  | 3.88±0.03ms               |    1    | load.StructuredFF.time_structured_load((2, 2, 2), False)                                       |
|          | 3.50±0.03ms                  | 3.53±0.06ms               |    1.01 | load.StructuredFF.time_structured_load((2, 2, 2), True)                                        |
|          | 146±1ms                      | 149±2ms                   |    1.02 | load.TimeConstraint.time_time_constraint(20, 'FF')                                             |
|          | 29.1±0.7ms                   | 24.5±0.5ms                |    0.84 | load.TimeConstraint.time_time_constraint(20, 'NetCDF')                                         |
|          | 163±2ms                      | 165±2ms                   |    1.01 | load.TimeConstraint.time_time_constraint(20, 'PP')                                             |
|          | 29.3±0.2ms                   | 29.5±0.6ms                |    1.01 | load.TimeConstraint.time_time_constraint(3, 'FF')                                              |
|          | 31.4±0.1ms                   | 31.8±0.7ms                |    1.01 | load.TimeConstraint.time_time_constraint(3, 'PP')                                              |
|          | 17.7±0.2ms                   | 18.3±0.4ms                |    1.04 | load.ugrid.BasicLoading.time_load_file(1)                                                      |
|          | 42.5±1ms                     | 42.6±0.3ms                |    1    | load.ugrid.BasicLoading.time_load_file(200000)                                                 |
|          | 14.5±0.2ms                   | 14.8±0.3ms                |    1.02 | load.ugrid.BasicLoading.time_load_mesh(1)                                                      |
|          | 23.0±0.3ms                   | 23.7±0.3ms                |    1.03 | load.ugrid.BasicLoading.time_load_mesh(200000)                                                 |
|          | 17.8±0.2ms                   | 18.4±0.5ms                |    1.03 | load.ugrid.BasicLoadingTime.time_load_file(1)                                                  |
|          | 20.8±0.5ms                   | 21.3±0.4ms                |    1.03 | load.ugrid.BasicLoadingTime.time_load_file(200000)                                             |
|          | 14.5±0.3ms                   | 14.9±0.4ms                |    1.02 | load.ugrid.BasicLoadingTime.time_load_mesh(1)                                                  |
|          | 17.4±0.4ms                   | 17.9±0.2ms                |    1.03 | load.ugrid.BasicLoadingTime.time_load_mesh(200000)                                             |
|          | 18.5±0.4ms                   | 19.2±0.3ms                |    1.04 | load.ugrid.Callback.time_load_file_callback(1)                                                 |
|          | 50.6±0.8ms                   | 51.7±0.7ms                |    1.02 | load.ugrid.Callback.time_load_file_callback(200000)                                            |
|          | 18.5±0.2ms                   | 19.1±0.5ms                |    1.04 | load.ugrid.CallbackTime.time_load_file_callback(1)                                             |
|          | 22.7±0.7ms                   | 23.2±0.6ms                |    1.02 | load.ugrid.CallbackTime.time_load_file_callback(200000)                                        |
|          | 2.83±0.1ms                   | 2.95±0.2ms                |    1.04 | load.ugrid.DataRealisation.time_realise_data(10000)                                            |
|          | 4.43±0.8ms                   | 4.91±1ms                  |    1.11 | load.ugrid.DataRealisation.time_realise_data(200000)                                           |
|          | 39.7±1ms                     | 39.5±2ms                  |    1    | load.ugrid.DataRealisationTime.time_realise_data(10000)                                        |
|          | 799±20ms                     | 793±8ms                   |    0.99 | load.ugrid.DataRealisationTime.time_realise_data(200000)                                       |
|          | 121±2ms                      | 122±2ms                   |    1.01 | merge_concat.Concatenate.time_concatenate                                                      |
|          | 24.1                         | 24.1                      |    1    | merge_concat.Concatenate.track_mem_merge                                                       |
|          | 48.1±1ms                     | 50.6±1ms                  |    1.05 | merge_concat.Merge.time_merge                                                                  |
|          | 11.0                         | 11.0                      |    1    | merge_concat.Merge.track_mem_merge                                                             |
|          | 393±6ns                      | 390±2ns                   |    0.99 | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(50)                 |
|          | 259±2ms                      | 258±2ms                   |    0.99 | mesh.utils.regions_combine.CombineRegionsComputeRealData.time_compute_data(500)                |
|          | 0.6                          | 0.6                       |    1    | mesh.utils.regions_combine.CombineRegionsComputeRealData.track_addedmem_compute_data(50)       |
|          | 57.3                         | 57.3                      |    1    | mesh.utils.regions_combine.CombineRegionsComputeRealData.track_addedmem_compute_data(500)      |
|          | 14.3±0.2ms                   | 14.5±0.2ms                |    1.02 | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(50)              |
|          | 16.3±0.7ms                   | 16.4±0.3ms                |    1    | mesh.utils.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(500)             |
|          | 0.5                          | 0.5                       |    1    | mesh.utils.regions_combine.CombineRegionsCreateCube.track_addedmem_create_combined_cube(50)    |
|          | 11.8                         | 11.8                      |    1    | mesh.utils.regions_combine.CombineRegionsCreateCube.track_addedmem_create_combined_cube(500)   |
|          | 106±1ms                      | 108±1ms                   |    1.02 | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(50)            |
|          | 705±4ms                      | 708±7ms                   |    1    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(500)           |
|          | 1.4                          | 1.4                       |    1    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.track_addedmem_stream_file2file(50)  |
|          | 92.0                         | 92.0                      |    1    | mesh.utils.regions_combine.CombineRegionsFileStreamedCalc.track_addedmem_stream_file2file(500) |
|          | 67.4±0.7ms                   | 67.4±1ms                  |    1    | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(50)                                |
|          | 659±5ms                      | 658±5ms                   |    1    | mesh.utils.regions_combine.CombineRegionsSaveData.time_save(500)                               |
|          | 1.3                          | 1.3                       |    1    | mesh.utils.regions_combine.CombineRegionsSaveData.track_addedmem_save(50)                      |
|          | 92.0                         | 91.9                      |    1    | mesh.utils.regions_combine.CombineRegionsSaveData.track_addedmem_save(500)                     |
|          | 2.1752849999999997           | 2.1752849999999997        |    1    | mesh.utils.regions_combine.CombineRegionsSaveData.track_filesize_saved(50)                     |
|          | 216.01528499999998           | 216.01528499999998        |    1    | mesh.utils.regions_combine.CombineRegionsSaveData.track_filesize_saved(500)                    |
|          | 6.62±0.05ms                  | 6.58±0.06ms               |    0.99 | plot.AuxSort.time_aux_sort                                                                     |
|          | 80.3±4ms                     | 78.8±3ms                  |    0.98 | regridding.CurvilinearRegridding.time_regrid_pic                                               |
|          | 144.9                        | 144.9                     |    1    | regridding.CurvilinearRegridding.track_mem_regrid_pic                                          |
|          | 99.0±0.9ms                   | 99.5±0.6ms                |    1.01 | regridding.HorizontalChunkedRegridding.time_regrid_area_w                                      |
|          | 49.5±3ms                     | 50.8±3ms                  |    1.03 | regridding.HorizontalChunkedRegridding.time_regrid_area_w_new_grid                             |
|          | 111.6                        | 111.6                     |    1    | regridding.HorizontalChunkedRegridding.track_mem_regrid_area_w                                 |
|          | 150.6                        | 150.6                     |    1    | regridding.HorizontalChunkedRegridding.track_mem_regrid_area_w_new_grid                        |
|          | 4.14±0.06ms                  | 4.08±0.09ms               |    0.98 | save.NetcdfSave.time_netcdf_save_cube(50, False)                                               |
|          | 74.9±2ms                     | 72.8±1ms                  |    0.97 | save.NetcdfSave.time_netcdf_save_cube(50, True)                                                |
|          | 52.8±0.6ms                   | 52.2±0.6ms                |    0.99 | save.NetcdfSave.time_netcdf_save_cube(600, False)                                              |
|          | 567±6ms                      | 569±3ms                   |    1    | save.NetcdfSave.time_netcdf_save_cube(600, True)                                               |
|          | 90.9±1ns                     | 90.3±1ns                  |    0.99 | save.NetcdfSave.time_netcdf_save_mesh(50, False)                                               |
|          | 56.1±1ms                     | 56.8±2ms                  |    1.01 | save.NetcdfSave.time_netcdf_save_mesh(50, True)                                                |
|          | 90.5±2ns                     | 91.5±6ns                  |    1.01 | save.NetcdfSave.time_netcdf_save_mesh(600, False)                                              |
|          | 496±4ms                      | 501±3ms                   |    1.01 | save.NetcdfSave.time_netcdf_save_mesh(600, True)                                               |
|          | 0.3                          | 0.3                       |    1    | save.NetcdfSave.track_addedmem_netcdf_save(50, False)                                          |
|          | 1.9                          | 1.7                       |    0.89 | save.NetcdfSave.track_addedmem_netcdf_save(50, True)                                           |
|          | 0.3                          | 0.3                       |    1    | save.NetcdfSave.track_addedmem_netcdf_save(600, False)                                         |
|          | 181.7                        | 198.1                     |    1.09 | save.NetcdfSave.track_addedmem_netcdf_save(600, True)                                          |
|          | 42.7±1ms                     | 43.0±1ms                  |    1.01 | stats.PearsonR.time_lazy                                                                       |
|          | 19.0±0.3ms                   | 19.4±0.5ms                |    1.02 | stats.PearsonR.time_real                                                                       |
|          | 19.6                         | 19.5                      |    0.99 | stats.PearsonR.track_lazy                                                                      |
|          | 17.8                         | 17.8                      |    1    | stats.PearsonR.track_real                                                                      |
|          | 23.9±1ms                     | 24.0±1ms                  |    1    | trajectory.TrajectoryInterpolation.time_trajectory_linear                                      |
|          | 61.7±0.6ms                   | 62.9±1ms                  |    1.02 | trajectory.TrajectoryInterpolation.time_trajectory_nearest                                     |
|          | 32.2                         | 32.2                      |    1    | trajectory.TrajectoryInterpolation.track_trajectory_linear                                     |
|          | 21.6                         | 21.6                      |    1    | trajectory.TrajectoryInterpolation.track_trajectory_nearest                                    |

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