Performance Shift(s): 687f4a7a

[github-actions]

Benchmark comparison has identified performance shifts at:

• commit 687f4a7 (Do not run CI stale bot on Dragon-labelled issues and PRs #5425).

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

Performance Benchmark Report: 687f4a7

Performance shifts

       before           after         ratio
     [ff897eb3]       [687f4a7a]
     <main~1>         <main>    
+      53.9609375      70.30859375     1.30  experimental.ugrid.regions_combine.CombineRegionsFileStreamedCalc.track_addedmem_stream_file2file(500)

Full benchmark results

Benchmarks that have stayed the same:

       before           after         ratio
     [ff897eb3]       [687f4a7a]
     <main~1>         <main>    
              n/a              n/a      n/a  aux_factory.FactoryCommon.time_create
       6.97±0.1μs       7.05±0.2μs     1.01  aux_factory.HybridHeightFactory.time_create
       7.63±0.3μs       7.79±0.6μs     1.02  coords.AncillaryVariable.time_create
          617±7ns          610±6ns     0.99  coords.AuxCoord.time_bounds
       13.6±0.4μs       13.5±0.5μs     0.99  coords.AuxCoord.time_create
         624±20ns          608±6ns     0.97  coords.AuxCoord.time_points
         370±20μs         370±50μs     1.00  coords.AuxCoordLazy.time_bounds
       17.9±0.5μs       17.9±0.6μs     1.00  coords.AuxCoordLazy.time_create
         373±30μs         368±20μs     0.99  coords.AuxCoordLazy.time_points
       8.22±0.2μs       8.65±0.5μs     1.05  coords.CellMeasure.time_create
      1.74±0.04μs       1.79±0.1μs     1.03  coords.CellMethod.time_create
              n/a              n/a      n/a  coords.CoordCommon.time_create
          149±4μs         155±20μs     1.04  coords.DimCoord.time_create
         47.7±1μs         48.4±2μs     1.02  coords.DimCoord.time_regular
          917±8ms         915±10ms     1.00  cube.Aggregation.time_aggregated_by
         50.5±1μs       50.6±0.8μs     1.00  cube.AncillaryVariable.time_add
         10.4±1μs       10.6±0.4μs     1.01  cube.AncillaryVariable.time_create
         61.4±1μs       60.5±0.4μs     0.99  cube.AuxCoord.time_add
       8.75±0.2μs       8.46±0.3μs     0.97  cube.AuxCoord.time_create
       9.45±0.3μs       9.25±0.1μs     0.98  cube.AuxCoord.time_return_coord_dims
       6.93±0.2μs       7.15±0.3μs     1.03  cube.AuxCoord.time_return_coords
       53.7±0.6μs       53.5±0.4μs     1.00  cube.AuxFactory.time_add
       11.3±0.2μs       11.4±0.2μs     1.01  cube.AuxFactory.time_create
       50.6±0.5μs         50.5±1μs     1.00  cube.CellMeasure.time_add
       10.6±0.3μs       10.5±0.2μs     0.99  cube.CellMeasure.time_create
       43.2±0.4μs         43.2±1μs     1.00  cube.CellMethod.time_add
       5.89±0.1μs       5.94±0.2μs     1.01  cube.CellMethod.time_create
              n/a              n/a      n/a  cube.ComponentCommon.time_add
              n/a              n/a      n/a  cube.ComponentCommon.time_create
          222±1ms          222±1ms     1.00  cube.Concatenate.time_concatenate
      5.29±0.04μs       5.50±0.2μs     1.04  cube.Cube.time_basic
       89.7±0.4ns         91.6±1ns     1.02  cube.Cube.time_rename
          201±3μs          200±2μs     0.99  cube.Equality.time_equality
        1.02±0.2s        988±100ms     0.97  cube.Merge.time_merge
         39.1±1μs         38.3±2μs     0.98  cube.MeshCoord.time_add(10000)
         41.1±2μs         40.1±2μs     0.98  cube.MeshCoord.time_add(1000000)
         36.4±1μs         36.5±1μs     1.00  cube.MeshCoord.time_add(6)
       17.1±0.3μs       16.9±0.7μs     0.99  cube.MeshCoord.time_create(10000)
       17.0±0.5μs         17.9±2μs     1.05  cube.MeshCoord.time_create(1000000)
       16.7±0.5μs       16.2±0.1μs     0.97  cube.MeshCoord.time_create(6)
         82.3±5μs         82.5±5μs     1.00  cube.MeshCoord.time_remove(10000)
         89.4±5μs         87.8±5μs     0.98  cube.MeshCoord.time_remove(1000000)
         81.6±6μs         82.4±5μs     1.01  cube.MeshCoord.time_remove(6)
       3.50±0.5ms       3.45±0.4ms     0.99  experimental.ugrid.Connectivity.time_create(1000000)
      2.40±0.04ms      2.38±0.03ms     0.99  experimental.ugrid.Connectivity.time_create(6)
         901±50ns         915±30ns     1.02  experimental.ugrid.Connectivity.time_indices(1000000)
         890±10ns         916±10ns     1.03  experimental.ugrid.Connectivity.time_indices(6)
         39.2±2ms         39.2±3ms     1.00  experimental.ugrid.Connectivity.time_location_lengths(1000000)
      3.66±0.05ms      3.59±0.04ms     0.98  experimental.ugrid.Connectivity.time_location_lengths(6)
         42.2±2ms         42.9±4ms     1.02  experimental.ugrid.Connectivity.time_validate_indices(1000000)
       5.48±0.2ms      5.30±0.06ms     0.97  experimental.ugrid.Connectivity.time_validate_indices(6)
       6.33±0.3ms       6.14±0.3ms     0.97  experimental.ugrid.ConnectivityLazy.time_create(1000000)
       4.27±0.1ms      4.16±0.09ms     0.98  experimental.ugrid.ConnectivityLazy.time_create(6)
          370±8μs          364±6μs     0.98  experimental.ugrid.ConnectivityLazy.time_indices(1000000)
         363±10μs          359±6μs     0.99  experimental.ugrid.ConnectivityLazy.time_indices(6)
         36.8±1ms         36.5±1ms     0.99  experimental.ugrid.ConnectivityLazy.time_location_lengths(1000000)
       4.09±0.1ms       4.06±0.2ms     0.99  experimental.ugrid.ConnectivityLazy.time_location_lengths(6)
         43.0±2ms         41.6±1ms     0.97  experimental.ugrid.ConnectivityLazy.time_validate_indices(1000000)
       5.90±0.2ms       5.73±0.1ms     0.97  experimental.ugrid.ConnectivityLazy.time_validate_indices(6)
         19.9±2μs       18.9±0.9μs     0.95  experimental.ugrid.Mesh.time_add_connectivities(1000000)
          379±7μs          366±6μs     0.97  experimental.ugrid.Mesh.time_add_connectivities(6)
       7.18±0.2μs       7.35±0.2μs     1.02  experimental.ugrid.Mesh.time_add_coords(1000000)
      6.99±0.05μs       6.99±0.2μs     1.00  experimental.ugrid.Mesh.time_add_coords(6)
       7.83±0.3μs       7.79±0.3μs     1.00  experimental.ugrid.Mesh.time_connectivities(1000000)
       7.55±0.1μs      7.47±0.07μs     0.99  experimental.ugrid.Mesh.time_connectivities(6)
       8.93±0.4μs       8.94±0.3μs     1.00  experimental.ugrid.Mesh.time_coords(1000000)
       8.78±0.7μs      8.53±0.08μs     0.97  experimental.ugrid.Mesh.time_coords(6)
         62.1±1μs         63.2±2μs     1.02  experimental.ugrid.Mesh.time_create(1000000)
          449±4μs          445±6μs     0.99  experimental.ugrid.Mesh.time_create(6)
          161±2ms          156±9ms     0.97  experimental.ugrid.Mesh.time_eq(1000000)
          402±6μs          394±6μs     0.98  experimental.ugrid.Mesh.time_eq(6)
       7.60±0.3μs       7.48±0.6μs     0.98  experimental.ugrid.Mesh.time_remove_connectivities(1000000)
       7.58±0.1μs      7.26±0.05μs     0.96  experimental.ugrid.Mesh.time_remove_connectivities(6)
       11.2±0.8μs       11.1±0.2μs     0.99  experimental.ugrid.Mesh.time_remove_coords(1000000)
       11.2±0.2μs       10.9±0.2μs     0.97  experimental.ugrid.Mesh.time_remove_coords(6)
       20.8±0.7μs       20.4±0.7μs     0.98  experimental.ugrid.MeshCoord.time_bounds(10000)
          312±8ms          308±9ms     0.99  experimental.ugrid.MeshCoord.time_bounds(1000000)
       8.09±0.3μs       7.99±0.2μs     0.99  experimental.ugrid.MeshCoord.time_bounds(6)
      5.29±0.09ms      5.23±0.06ms     0.99  experimental.ugrid.MeshCoord.time_create(10000)
       5.37±0.2ms       5.37±0.3ms     1.00  experimental.ugrid.MeshCoord.time_create(1000000)
          302±4μs          291±3μs     0.96  experimental.ugrid.MeshCoord.time_create(6)
       6.39±0.2μs       6.34±0.2μs     0.99  experimental.ugrid.MeshCoord.time_points(10000)
       8.37±0.2μs       8.28±0.2μs     0.99  experimental.ugrid.MeshCoord.time_points(1000000)
      4.42±0.07μs      4.24±0.04μs     0.96  experimental.ugrid.MeshCoord.time_points(6)
       12.5±0.4ms       12.2±0.5ms     0.98  experimental.ugrid.MeshCoordLazy.time_bounds(10000)
          304±4ms         307±10ms     1.01  experimental.ugrid.MeshCoordLazy.time_bounds(1000000)
       17.4±0.7μs       17.5±0.9μs     1.01  experimental.ugrid.MeshCoordLazy.time_bounds(6)
       5.36±0.1ms       5.27±0.1ms     0.98  experimental.ugrid.MeshCoordLazy.time_create(10000)
       5.41±0.2ms       5.34±0.1ms     0.99  experimental.ugrid.MeshCoordLazy.time_create(1000000)
         354±10μs          348±9μs     0.98  experimental.ugrid.MeshCoordLazy.time_create(6)
       4.77±0.3ms       4.63±0.3ms     0.97  experimental.ugrid.MeshCoordLazy.time_points(10000)
       9.90±0.4ms       9.85±0.5ms     0.99  experimental.ugrid.MeshCoordLazy.time_points(1000000)
       12.3±0.7μs       12.3±0.8μs     1.00  experimental.ugrid.MeshCoordLazy.time_points(6)
         52.5±8μs         51.3±6μs     0.98  experimental.ugrid.MeshLazy.time_add_connectivities(1000000)
          458±8μs         456±20μs     1.00  experimental.ugrid.MeshLazy.time_add_connectivities(6)
         30.9±4μs         31.4±3μs     1.01  experimental.ugrid.MeshLazy.time_add_coords(1000000)
         28.2±1μs         27.7±2μs     0.98  experimental.ugrid.MeshLazy.time_add_coords(6)
         28.5±3μs         29.2±4μs     1.02  experimental.ugrid.MeshLazy.time_connectivities(1000000)
       28.5±0.9μs         29.0±1μs     1.02  experimental.ugrid.MeshLazy.time_connectivities(6)
         33.1±5μs         33.2±3μs     1.00  experimental.ugrid.MeshLazy.time_coords(1000000)
         33.3±1μs         32.4±1μs     0.97  experimental.ugrid.MeshLazy.time_coords(6)
         129±20μs         124±20μs     0.97  experimental.ugrid.MeshLazy.time_create(1000000)
         532±20μs          523±8μs     0.98  experimental.ugrid.MeshLazy.time_create(6)
          166±7ms          158±6ms     0.95  experimental.ugrid.MeshLazy.time_eq(1000000)
         538±20μs         512±10μs     0.95  experimental.ugrid.MeshLazy.time_eq(6)
         32.0±6μs         30.0±4μs     0.94  experimental.ugrid.MeshLazy.time_remove_connectivities(1000000)
         30.1±1μs         30.3±1μs     1.01  experimental.ugrid.MeshLazy.time_remove_connectivities(6)
         51.8±6μs         53.1±8μs     1.03  experimental.ugrid.MeshLazy.time_remove_coords(1000000)
         50.3±2μs         51.2±3μs     1.02  experimental.ugrid.MeshLazy.time_remove_coords(6)
              n/a              n/a      n/a  experimental.ugrid.UGridCommon.time_create(1000000)
              n/a              n/a      n/a  experimental.ugrid.UGridCommon.time_create(6)
          866±7ns         903±10ns     1.04  experimental.ugrid.regions_combine.CombineRegionsComputeRealData.time_compute_data(50)
          455±5ms          452±5ms     0.99  experimental.ugrid.regions_combine.CombineRegionsComputeRealData.time_compute_data(500)
              5.0              5.0     1.00  experimental.ugrid.regions_combine.CombineRegionsComputeRealData.track_addedmem_compute_data(50)
      46.84765625      46.60546875     0.99  experimental.ugrid.regions_combine.CombineRegionsComputeRealData.track_addedmem_compute_data(500)
       18.2±0.3ms       17.9±0.2ms     0.98  experimental.ugrid.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(50)
       24.0±0.6ms       23.1±0.3ms     0.96  experimental.ugrid.regions_combine.CombineRegionsCreateCube.time_create_combined_cube(500)
              5.0              5.0     1.00  experimental.ugrid.regions_combine.CombineRegionsCreateCube.track_addedmem_create_combined_cube(50)
              5.0              5.0     1.00  experimental.ugrid.regions_combine.CombineRegionsCreateCube.track_addedmem_create_combined_cube(500)
          235±4ms          223±3ms     0.95  experimental.ugrid.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(50)
       1.16±0.01s       1.16±0.01s     1.00  experimental.ugrid.regions_combine.CombineRegionsFileStreamedCalc.time_stream_file2file(500)
        5.7578125              5.0     0.87  experimental.ugrid.regions_combine.CombineRegionsFileStreamedCalc.track_addedmem_stream_file2file(50)
          159±2ms          161±3ms     1.01  experimental.ugrid.regions_combine.CombineRegionsSaveData.time_save(50)
       1.07±0.01s       1.07±0.01s     1.01  experimental.ugrid.regions_combine.CombineRegionsSaveData.time_save(500)
       5.03515625              5.0     0.99  experimental.ugrid.regions_combine.CombineRegionsSaveData.track_addedmem_save(50)
         53.78125      54.37109375     1.01  experimental.ugrid.regions_combine.CombineRegionsSaveData.track_addedmem_save(500)
  2.1752849999999997  2.1752849999999997     1.00  experimental.ugrid.regions_combine.CombineRegionsSaveData.track_filesize_saved(50)
  216.01528499999998  216.01528499999998     1.00  experimental.ugrid.regions_combine.CombineRegionsSaveData.track_filesize_saved(500)
      1.03±0.03ms          993±7μs     0.96  import_iris.Iris.time__concatenate
          286±8μs          275±4μs     0.96  import_iris.Iris.time__constraints
          142±1μs          146±6μs     1.03  import_iris.Iris.time__data_manager
        116±0.9μs          115±1μs     0.99  import_iris.Iris.time__deprecation
          151±2μs          151±6μs     1.00  import_iris.Iris.time__lazy_data
      1.41±0.02ms      1.37±0.01ms     0.97  import_iris.Iris.time__merge
         90.8±2μs         89.3±1μs     0.98  import_iris.Iris.time__representation
         840±20μs         804±10μs     0.96  import_iris.Iris.time_analysis
         220±10μs          217±3μs     0.98  import_iris.Iris.time_analysis__area_weighted
         143±10μs          134±3μs     0.94  import_iris.Iris.time_analysis__grid_angles
         376±10μs         374±10μs     0.99  import_iris.Iris.time_analysis__interpolation
         299±20μs          284±8μs     0.95  import_iris.Iris.time_analysis__regrid
          143±6μs          143±5μs     1.00  import_iris.Iris.time_analysis__scipy_interpolate
         201±20μs          187±9μs     0.93  import_iris.Iris.time_analysis_calculus
         507±30μs          498±5μs     0.98  import_iris.Iris.time_analysis_cartography
          111±3μs          105±2μs     0.94  import_iris.Iris.time_analysis_geomerty
          345±5μs          338±3μs     0.98  import_iris.Iris.time_analysis_maths
          110±2μs          106±1μs     0.97  import_iris.Iris.time_analysis_stats
          279±6μs          282±5μs     1.01  import_iris.Iris.time_analysis_trajectory
          480±5μs          477±4μs     0.99  import_iris.Iris.time_aux_factory
        100±0.8μs        100±0.6μs     1.00  import_iris.Iris.time_common
          250±7μs         245±30μs     0.98  import_iris.Iris.time_common_lenient
      1.50±0.02ms      1.49±0.02ms     1.00  import_iris.Iris.time_common_metadata
          193±6μs          192±5μs     1.00  import_iris.Iris.time_common_mixin
      1.70±0.01ms      1.69±0.02ms     0.99  import_iris.Iris.time_common_resolve
         298±10μs          293±3μs     0.99  import_iris.Iris.time_config
          155±6μs          148±5μs     0.95  import_iris.Iris.time_coord_categorisation
         535±10μs         537±20μs     1.00  import_iris.Iris.time_coord_systems
      1.12±0.06ms      1.09±0.02ms     0.98  import_iris.Iris.time_coords
         938±30μs         921±30μs     0.98  import_iris.Iris.time_cube
         411±30μs         386±10μs     0.94  import_iris.Iris.time_exceptions
         91.7±4μs         91.1±3μs     0.99  import_iris.Iris.time_experimental
          296±7μs         290±20μs     0.98  import_iris.Iris.time_fileformats
         375±10μs          368±5μs     0.98  import_iris.Iris.time_fileformats__ff
       4.48±0.2ms      4.28±0.09ms     0.96  import_iris.Iris.time_fileformats__ff_cross_references
         97.8±5μs         95.0±1μs     0.97  import_iris.Iris.time_fileformats__pp_lbproc_pairs
          155±9μs          148±5μs     0.96  import_iris.Iris.time_fileformats_abf
         603±10μs          590±7μs     0.98  import_iris.Iris.time_fileformats_cf
       7.02±0.2ms      6.99±0.08ms     1.00  import_iris.Iris.time_fileformats_dot
         88.4±2μs         87.9±1μs     0.99  import_iris.Iris.time_fileformats_name
          407±3μs          407±4μs     1.00  import_iris.Iris.time_fileformats_name_loaders
          148±2μs          150±4μs     1.02  import_iris.Iris.time_fileformats_netcdf
        165±0.9μs          165±5μs     1.00  import_iris.Iris.time_fileformats_nimrod
          314±3μs          315±3μs     1.00  import_iris.Iris.time_fileformats_nimrod_load_rules
      1.09±0.01ms      1.09±0.01ms     1.01  import_iris.Iris.time_fileformats_pp
          257±2μs          260±3μs     1.01  import_iris.Iris.time_fileformats_pp_load_rules
          176±6μs          176±7μs     1.00  import_iris.Iris.time_fileformats_pp_save_rules
          743±3μs          749±6μs     1.01  import_iris.Iris.time_fileformats_rules
          334±5μs          336±7μs     1.01  import_iris.Iris.time_fileformats_structured_array_identification
       98.1±0.8μs       98.4±0.6μs     1.00  import_iris.Iris.time_fileformats_um
         264±20μs          245±5μs     0.93  import_iris.Iris.time_fileformats_um__fast_load
          203±5μs          202±3μs     0.99  import_iris.Iris.time_fileformats_um__fast_load_structured_fields
         93.8±4μs       90.8±0.3μs     0.97  import_iris.Iris.time_fileformats_um__ff_replacement
          102±5μs        100±0.8μs     0.98  import_iris.Iris.time_fileformats_um__optimal_array_structuring
      1.55±0.04ms      1.55±0.04ms     1.00  import_iris.Iris.time_fileformats_um_cf_map
          193±8μs          187±6μs     0.97  import_iris.Iris.time_io
          275±6μs          276±4μs     1.00  import_iris.Iris.time_io_format_picker
         307±20μs          295±3μs     0.96  import_iris.Iris.time_iris
          183±6μs          183±7μs     1.00  import_iris.Iris.time_iterate
       12.6±0.2ms      12.1±0.07ms     0.96  import_iris.Iris.time_palette
          551±9μs         553±30μs     1.00  import_iris.Iris.time_plot
          130±4μs          127±2μs     0.98  import_iris.Iris.time_quickplot
       3.38±0.1ms      3.32±0.04ms     0.98  import_iris.Iris.time_std_names
      2.69±0.09ms      2.62±0.02ms     0.97  import_iris.Iris.time_symbols
         137±50ms        137±200ms     1.00  import_iris.Iris.time_tests
         337±10μs          316±2μs     0.94  import_iris.Iris.time_third_party_cartopy
       7.70±0.4ms       7.56±0.1ms     0.98  import_iris.Iris.time_third_party_cf_units
          138±6μs        130±0.4μs     0.94  import_iris.Iris.time_third_party_cftime
       4.35±0.2ms      4.29±0.05ms     0.99  import_iris.Iris.time_third_party_matplotlib
      1.76±0.03ms      1.73±0.01ms     0.98  import_iris.Iris.time_third_party_numpy
      3.06±0.03ms      3.05±0.02ms     1.00  import_iris.Iris.time_third_party_scipy
          125±3μs          119±2μs     0.96  import_iris.Iris.time_time
          506±3μs          498±6μs     0.98  import_iris.Iris.time_util
          112±1μs        112±0.4μs     0.99  iterate.IZip.time_izip
       11.0±0.3ms       10.8±0.6ms     0.98  load.LoadAndRealise.time_load((1280, 960, 5), False, 'FF')
       38.2±0.6ms       37.7±0.8ms     0.99  load.LoadAndRealise.time_load((1280, 960, 5), False, 'NetCDF')
       12.0±0.3ms       11.7±0.4ms     0.98  load.LoadAndRealise.time_load((1280, 960, 5), False, 'PP')
       10.7±0.1ms       10.6±0.1ms     0.99  load.LoadAndRealise.time_load((1280, 960, 5), True, 'FF')
       33.0±0.7ms       32.8±0.2ms     0.99  load.LoadAndRealise.time_load((1280, 960, 5), True, 'NetCDF')
      11.8±0.09ms       11.7±0.2ms     0.99  load.LoadAndRealise.time_load((1280, 960, 5), True, 'PP')
       1.80±0.02s          1.79±0s     0.99  load.LoadAndRealise.time_load((2, 2, 1000), False, 'FF')
       30.9±0.4ms       30.4±0.6ms     0.98  load.LoadAndRealise.time_load((2, 2, 1000), False, 'NetCDF')
       2.00±0.01s       1.97±0.01s     0.98  load.LoadAndRealise.time_load((2, 2, 1000), False, 'PP')
       1.80±0.01s       1.78±0.01s     0.99  load.LoadAndRealise.time_load((2, 2, 1000), True, 'FF')
       31.2±0.6ms       30.9±0.7ms     0.99  load.LoadAndRealise.time_load((2, 2, 1000), True, 'NetCDF')
       1.99±0.02s       1.98±0.01s     1.00  load.LoadAndRealise.time_load((2, 2, 1000), True, 'PP')
      5.18±0.06ms       5.13±0.2ms     0.99  load.LoadAndRealise.time_load((50, 50, 2), False, 'FF')
       30.6±0.6ms         30.8±1ms     1.01  load.LoadAndRealise.time_load((50, 50, 2), False, 'NetCDF')
      5.55±0.09ms       5.49±0.2ms     0.99  load.LoadAndRealise.time_load((50, 50, 2), False, 'PP')
       5.26±0.2ms       5.09±0.1ms     0.97  load.LoadAndRealise.time_load((50, 50, 2), True, 'FF')
       30.3±0.5ms         30.8±2ms     1.02  load.LoadAndRealise.time_load((50, 50, 2), True, 'NetCDF')
      5.53±0.05ms      5.43±0.07ms     0.98  load.LoadAndRealise.time_load((50, 50, 2), True, 'PP')
         55.5±1ms         56.8±1ms     1.02  load.LoadAndRealise.time_realise((1280, 960, 5), False, 'FF')
         43.4±1ms         44.1±1ms     1.01  load.LoadAndRealise.time_realise((1280, 960, 5), False, 'NetCDF')
         20.8±2ms         20.4±3ms     0.98  load.LoadAndRealise.time_realise((1280, 960, 5), False, 'PP')
         53.3±3ms         51.3±3ms     0.96  load.LoadAndRealise.time_realise((1280, 960, 5), True, 'FF')
          110±3ms          109±2ms     0.99  load.LoadAndRealise.time_realise((1280, 960, 5), True, 'NetCDF')
         53.0±2ms         52.0±3ms     0.98  load.LoadAndRealise.time_realise((1280, 960, 5), True, 'PP')
         533±20ms         521±20ms     0.98  load.LoadAndRealise.time_realise((2, 2, 1000), False, 'FF')
       5.16±0.6ms       5.44±0.7ms     1.05  load.LoadAndRealise.time_realise((2, 2, 1000), False, 'NetCDF')
         546±20ms         539±20ms     0.99  load.LoadAndRealise.time_realise((2, 2, 1000), False, 'PP')
         542±10ms         533±10ms     0.98  load.LoadAndRealise.time_realise((2, 2, 1000), True, 'FF')
       5.46±0.8ms         5.77±1ms     1.06  load.LoadAndRealise.time_realise((2, 2, 1000), True, 'NetCDF')
         542±10ms         548±20ms     1.01  load.LoadAndRealise.time_realise((2, 2, 1000), True, 'PP')
       2.01±0.2ms       2.06±0.2ms     1.02  load.LoadAndRealise.time_realise((50, 50, 2), False, 'FF')
       5.39±0.9ms       5.23±0.4ms     0.97  load.LoadAndRealise.time_realise((50, 50, 2), False, 'NetCDF')
       2.00±0.3ms      2.01±0.09ms     1.01  load.LoadAndRealise.time_realise((50, 50, 2), False, 'PP')
       2.08±0.1ms       2.11±0.2ms     1.01  load.LoadAndRealise.time_realise((50, 50, 2), True, 'FF')
       5.23±0.5ms       5.57±0.9ms     1.07  load.LoadAndRealise.time_realise((50, 50, 2), True, 'NetCDF')
       2.04±0.1ms       2.05±0.2ms     1.00  load.LoadAndRealise.time_realise((50, 50, 2), True, 'PP')
          521±4ms         525±10ms     1.01  load.ManyVars.time_many_var_load
       11.4±0.7ms       10.9±0.2ms     0.96  load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'FF')
       12.1±0.3ms       11.9±0.1ms     0.99  load.STASHConstraint.time_stash_constraint((1280, 960, 5), 'PP')
       1.83±0.01s          1.82±0s     0.99  load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'FF')
       2.04±0.02s       2.02±0.01s     0.99  load.STASHConstraint.time_stash_constraint((2, 2, 1000), 'PP')
       5.24±0.2ms      5.17±0.04ms     0.99  load.STASHConstraint.time_stash_constraint((2, 2, 2), 'FF')
       5.63±0.3ms       5.64±0.1ms     1.00  load.STASHConstraint.time_stash_constraint((2, 2, 2), 'PP')
       10.9±0.2ms      10.8±0.06ms     0.99  load.StructuredFF.time_structured_load((1280, 960, 5), False)
      6.30±0.09ms      6.10±0.06ms     0.97  load.StructuredFF.time_structured_load((1280, 960, 5), True)
       1.81±0.02s       1.79±0.01s     0.99  load.StructuredFF.time_structured_load((2, 2, 1000), False)
          445±1ms          441±2ms     0.99  load.StructuredFF.time_structured_load((2, 2, 1000), True)
       5.31±0.2ms      5.13±0.06ms     0.97  load.StructuredFF.time_structured_load((2, 2, 2), False)
      4.75±0.08ms      4.73±0.06ms     0.99  load.StructuredFF.time_structured_load((2, 2, 2), True)
         213±10ms        203±0.4ms     0.95  load.TimeConstraint.time_time_constraint(20, 'FF')
       35.5±0.5ms       34.8±0.6ms     0.98  load.TimeConstraint.time_time_constraint(20, 'NetCDF')
          231±8ms        222±0.7ms     0.96  load.TimeConstraint.time_time_constraint(20, 'PP')
       41.6±0.6ms       40.2±0.5ms     0.97  load.TimeConstraint.time_time_constraint(3, 'FF')
       35.5±0.8ms         34.9±1ms     0.98  load.TimeConstraint.time_time_constraint(3, 'NetCDF')
         45.4±3ms         43.1±1ms     0.95  load.TimeConstraint.time_time_constraint(3, 'PP')
         28.7±1ms       27.1±0.8ms     0.94  load.ugrid.BasicLoading.time_load_file(1)
         63.6±2ms         61.5±2ms     0.97  load.ugrid.BasicLoading.time_load_file(200000)
       22.3±0.5ms       21.3±0.9ms     0.96  load.ugrid.BasicLoading.time_load_mesh(1)
         37.9±1ms         36.3±2ms     0.96  load.ugrid.BasicLoading.time_load_mesh(200000)
         27.2±1ms       27.3±0.5ms     1.00  load.ugrid.BasicLoadingTime.time_load_file(1)
       32.2±0.8ms       32.3±0.8ms     1.00  load.ugrid.BasicLoadingTime.time_load_file(200000)
       22.6±0.7ms       22.5±0.7ms     1.00  load.ugrid.BasicLoadingTime.time_load_mesh(1)
       27.1±0.7ms       27.2±0.9ms     1.01  load.ugrid.BasicLoadingTime.time_load_mesh(200000)
         29.8±1ms         28.7±1ms     0.96  load.ugrid.Callback.time_load_file_callback(1)
         77.5±3ms         75.4±3ms     0.97  load.ugrid.Callback.time_load_file_callback(200000)
       29.0±0.5ms         29.0±1ms     1.00  load.ugrid.CallbackTime.time_load_file_callback(1)
       34.0±0.4ms         33.3±1ms     0.98  load.ugrid.CallbackTime.time_load_file_callback(200000)
       5.65±0.9ms       5.46±0.9ms     0.97  load.ugrid.DataRealisation.time_realise_data(10000)
         11.7±1ms         10.0±1ms     0.86  load.ugrid.DataRealisation.time_realise_data(200000)
         78.7±3ms         73.9±2ms     0.94  load.ugrid.DataRealisationTime.time_realise_data(10000)
       1.35±0.01s       1.34±0.02s     0.99  load.ugrid.DataRealisationTime.time_realise_data(200000)
          162±1ns          165±3ns     1.02  metadata_manager_factory.MetadataManagerFactory.time_AncillaryVariableMetadata_fields
      1.38±0.01μs      1.40±0.02μs     1.01  metadata_manager_factory.MetadataManagerFactory.time_AncillaryVariableMetadata_values
          165±2ns          164±2ns     0.99  metadata_manager_factory.MetadataManagerFactory.time_BaseMetadata_fields
      1.40±0.03μs      1.40±0.03μs     1.00  metadata_manager_factory.MetadataManagerFactory.time_BaseMetadata_values
          163±6ns          162±2ns     1.00  metadata_manager_factory.MetadataManagerFactory.time_CellMeasuresMetadata_fields
      1.63±0.03μs      1.58±0.02μs     0.97  metadata_manager_factory.MetadataManagerFactory.time_CellMeasuresMetadata_values
          164±3ns          163±2ns     0.99  metadata_manager_factory.MetadataManagerFactory.time_CoordMetadata_fields
      1.75±0.05μs      1.71±0.01μs     0.98  metadata_manager_factory.MetadataManagerFactory.time_CoordMetadata_values
          163±5ns          163±2ns     1.00  metadata_manager_factory.MetadataManagerFactory.time_CubeMetadata_fields
      1.60±0.04μs      1.59±0.01μs     1.00  metadata_manager_factory.MetadataManagerFactory.time_CubeMetadata_values
          162±6ns          161±1ns     1.00  metadata_manager_factory.MetadataManagerFactory.time_DimCoordMetadata_fields
      1.88±0.07μs      1.83±0.06μs     0.97  metadata_manager_factory.MetadataManagerFactory.time_DimCoordMetadata_values
      1.49±0.03μs      1.49±0.01μs     1.00  metadata_manager_factory.MetadataManagerFactory__create.time_AncillaryVariableMetadata(1)
       10.9±0.2μs       11.1±0.2μs     1.02  metadata_manager_factory.MetadataManagerFactory__create.time_AncillaryVariableMetadata(10)
          104±2μs        102±0.4μs     0.98  metadata_manager_factory.MetadataManagerFactory__create.time_AncillaryVariableMetadata(100)
      1.52±0.04μs      1.52±0.01μs     1.00  metadata_manager_factory.MetadataManagerFactory__create.time_BaseMetadata(1)
       11.1±0.1μs       11.1±0.1μs     1.00  metadata_manager_factory.MetadataManagerFactory__create.time_BaseMetadata(10)
          103±3μs        102±0.8μs     0.99  metadata_manager_factory.MetadataManagerFactory__create.time_BaseMetadata(100)
      1.59±0.04μs      1.57±0.01μs     0.99  metadata_manager_factory.MetadataManagerFactory__create.time_CellMeasureMetadata(1)
       11.8±0.4μs      11.7±0.08μs     0.99  metadata_manager_factory.MetadataManagerFactory__create.time_CellMeasureMetadata(10)
          110±2μs        109±0.8μs     0.99  metadata_manager_factory.MetadataManagerFactory__create.time_CellMeasureMetadata(100)
      1.64±0.06μs      1.65±0.03μs     1.00  metadata_manager_factory.MetadataManagerFactory__create.time_CoordMetadata(1)
       12.2±0.3μs       12.3±0.3μs     1.01  metadata_manager_factory.MetadataManagerFactory__create.time_CoordMetadata(10)
          116±2μs          118±2μs     1.02  metadata_manager_factory.MetadataManagerFactory__create.time_CoordMetadata(100)
      1.58±0.02μs      1.57±0.01μs     0.99  metadata_manager_factory.MetadataManagerFactory__create.time_CubeMetadata(1)
       12.2±0.6μs       11.7±0.1μs     0.96  metadata_manager_factory.MetadataManagerFactory__create.time_CubeMetadata(10)
          112±2μs        109±0.3μs     0.98  metadata_manager_factory.MetadataManagerFactory__create.time_CubeMetadata(100)
      1.70±0.05μs      1.70±0.01μs     1.00  metadata_manager_factory.MetadataManagerFactory__create.time_DimCoordMetadata(1)
       12.8±0.3μs       13.1±0.2μs     1.02  metadata_manager_factory.MetadataManagerFactory__create.time_DimCoordMetadata(10)
          123±2μs        122±0.3μs     0.99  metadata_manager_factory.MetadataManagerFactory__create.time_DimCoordMetadata(100)
          169±6ns          172±5ns     1.02  mixin.CFVariableMixin.time_get_attributes
          171±4ns         169±10ns     0.99  mixin.CFVariableMixin.time_get_long_name
      1.47±0.03μs      1.49±0.03μs     1.01  mixin.CFVariableMixin.time_get_metadata
          170±4ns         170±10ns     1.00  mixin.CFVariableMixin.time_get_standard_name
          168±4ns         173±10ns     1.03  mixin.CFVariableMixin.time_get_units
         173±10ns         180±10ns     1.04  mixin.CFVariableMixin.time_get_var_name
      1.13±0.04μs      1.11±0.01μs     0.98  mixin.CFVariableMixin.time_set_attributes
          192±3ns         198±10ns     1.03  mixin.CFVariableMixin.time_set_long_name
       5.41±0.1μs       5.57±0.1μs     1.03  mixin.CFVariableMixin.time_set_metadata__dict
      6.91±0.09μs       7.06±0.3μs     1.02  mixin.CFVariableMixin.time_set_metadata__metadata
       6.83±0.2μs       6.74±0.2μs     0.99  mixin.CFVariableMixin.time_set_metadata__tuple
      1.03±0.03μs      1.03±0.03μs     0.99  mixin.CFVariableMixin.time_set_standard_name
          633±3ns         640±20ns     1.01  mixin.CFVariableMixin.time_set_units
          672±7ns         676±10ns     1.01  mixin.CFVariableMixin.time_set_var_name
         727±30ms         714±20ms     0.98  plot.AuxSort.time_aux_sort
          179±5ms          185±8ms     1.04  regridding.CurvilinearRegridding.time_regrid_pic
         618±10ms          611±8ms     0.99  regridding.HorizontalChunkedRegridding.time_regrid_area_w
         736±20ms         729±20ms     0.99  regridding.HorizontalChunkedRegridding.time_regrid_area_w_new_grid
       5.90±0.2ms       5.60±0.3ms     0.95  save.NetcdfSave.time_netcdf_save_cube(50, False)
          171±4ms          169±6ms     0.99  save.NetcdfSave.time_netcdf_save_cube(50, True)
         59.0±3ms         59.6±4ms     1.01  save.NetcdfSave.time_netcdf_save_cube(600, False)
         857±20ms         853±10ms     1.00  save.NetcdfSave.time_netcdf_save_cube(600, True)
          139±2ns        137±0.4ns     0.99  save.NetcdfSave.time_netcdf_save_mesh(50, False)
          128±5ms          125±4ms     0.97  save.NetcdfSave.time_netcdf_save_mesh(50, True)
          138±3ns          139±2ns     1.01  save.NetcdfSave.time_netcdf_save_mesh(600, False)
         737±10ms          718±7ms     0.97  save.NetcdfSave.time_netcdf_save_mesh(600, True)
              5.0              5.0     1.00  save.NetcdfSave.track_addedmem_netcdf_save(50, False)
          10.4375       10.4453125     1.00  save.NetcdfSave.track_addedmem_netcdf_save(50, True)
              5.0              5.0     1.00  save.NetcdfSave.track_addedmem_netcdf_save(600, False)
      111.3671875     111.32421875     1.00  save.NetcdfSave.track_addedmem_netcdf_save(600, True)
         44.2±1ms         45.7±2ms     1.03  trajectory.TrajectoryInterpolation.time_trajectory_linear
          107±1ms          108±2ms     1.01  trajectory.TrajectoryInterpolation.time_trajectory_nearest

Benchmarks that have got worse:

       before           after         ratio
     [ff897eb3]       [687f4a7a]
     <main~1>         <main>    
+      53.9609375      70.30859375     1.30  experimental.ugrid.regions_combine.CombineRegionsFileStreamedCalc.track_addedmem_stream_file2file(500)

Generated by GHA run 5932309669

[rcomer]

Definitely noise.