pitrou commented on PR #41700:
URL: https://github.com/apache/arrow/pull/41700#issuecomment-2299060850

   It should be noted that this entails significant regression on our 
micro-benchmarks (when only one thread is working and there's little memory 
pressure):
   ```
   
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
   Non-regressions: (14)
   
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                                                    benchmark           
baseline          contender  change %                                           
                                                                                
                                                                                
          counters
      TakeChunkedChunkedStringRandomIndicesWithNulls/524288/1   1.324G 
items/sec   1.582G items/sec    19.459 {'family_index': 7, 
'per_family_instance_index': 3, 'run_name': 
'TakeChunkedChunkedStringRandomIndicesWithNulls/524288/1', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 1766, 'null_percent': 100.0}
        TakeChunkedChunkedStringRandomIndicesNoNulls/524288/1 225.526M 
items/sec 239.940M items/sec     6.391    {'family_index': 6, 
'per_family_instance_index': 3, 'run_name': 
'TakeChunkedChunkedStringRandomIndicesNoNulls/524288/1', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 300, 'null_percent': 100.0}
     TakeChunkedChunkedStringRandomIndicesNoNulls/524288/1000  34.689M 
items/sec  36.379M items/sec     4.871    {'family_index': 6, 
'per_family_instance_index': 0, 'run_name': 
'TakeChunkedChunkedStringRandomIndicesNoNulls/524288/1000', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 45, 'null_percent': 0.1}
       TakeChunkedChunkedStringRandomIndicesNoNulls/524288/10  37.765M 
items/sec  39.242M items/sec     3.913     {'family_index': 6, 
'per_family_instance_index': 1, 'run_name': 
'TakeChunkedChunkedStringRandomIndicesNoNulls/524288/10', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 51, 'null_percent': 10.0}
            TakeChunkedChunkedStringMonotonicIndices/524288/1 227.141M 
items/sec 234.760M items/sec     3.354        {'family_index': 8, 
'per_family_instance_index': 3, 'run_name': 
'TakeChunkedChunkedStringMonotonicIndices/524288/1', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 303, 'null_percent': 100.0}
            TakeChunkedChunkedStringMonotonicIndices/524288/0  80.957M 
items/sec  82.842M items/sec     2.328          {'family_index': 8, 
'per_family_instance_index': 4, 'run_name': 
'TakeChunkedChunkedStringMonotonicIndices/524288/0', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 108, 'null_percent': 0.0}
        TakeChunkedChunkedStringRandomIndicesNoNulls/524288/2  55.847M 
items/sec  57.044M items/sec     2.143      {'family_index': 6, 
'per_family_instance_index': 2, 'run_name': 
'TakeChunkedChunkedStringRandomIndicesNoNulls/524288/2', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 74, 'null_percent': 50.0}
        TakeChunkedChunkedStringRandomIndicesNoNulls/524288/0  40.181M 
items/sec  40.949M items/sec     1.912       {'family_index': 6, 
'per_family_instance_index': 4, 'run_name': 
'TakeChunkedChunkedStringRandomIndicesNoNulls/524288/0', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 54, 'null_percent': 0.0}
   TakeChunkedChunkedStringRandomIndicesWithNulls/524288/1000  33.967M 
items/sec  34.330M items/sec     1.067  {'family_index': 7, 
'per_family_instance_index': 0, 'run_name': 
'TakeChunkedChunkedStringRandomIndicesWithNulls/524288/1000', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 45, 'null_percent': 0.1}
      TakeChunkedChunkedStringRandomIndicesWithNulls/524288/0  40.286M 
items/sec  39.971M items/sec    -0.782     {'family_index': 7, 
'per_family_instance_index': 4, 'run_name': 
'TakeChunkedChunkedStringRandomIndicesWithNulls/524288/0', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 53, 'null_percent': 0.0}
            TakeChunkedChunkedStringMonotonicIndices/524288/2  88.903M 
items/sec  87.193M items/sec    -1.924         {'family_index': 8, 
'per_family_instance_index': 2, 'run_name': 
'TakeChunkedChunkedStringMonotonicIndices/524288/2', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 117, 'null_percent': 50.0}
           TakeChunkedChunkedStringMonotonicIndices/524288/10  71.953M 
items/sec  70.246M items/sec    -2.372         {'family_index': 8, 
'per_family_instance_index': 1, 'run_name': 
'TakeChunkedChunkedStringMonotonicIndices/524288/10', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 96, 'null_percent': 10.0}
         TakeChunkedChunkedStringMonotonicIndices/524288/1000  70.934M 
items/sec  69.020M items/sec    -2.697        {'family_index': 8, 
'per_family_instance_index': 0, 'run_name': 
'TakeChunkedChunkedStringMonotonicIndices/524288/1000', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 94, 'null_percent': 0.1}
      TakeChunkedChunkedStringRandomIndicesWithNulls/524288/2  57.716M 
items/sec  55.633M items/sec    -3.608    {'family_index': 7, 
'per_family_instance_index': 2, 'run_name': 
'TakeChunkedChunkedStringRandomIndicesWithNulls/524288/2', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 70, 'null_percent': 50.0}
   
   
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
   Regressions: (61)
   
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                                                   benchmark           baseline 
         contender  change %                                                    
                                                                                
                                                                                
                   counters
    TakeChunkedChunkedStringRandomIndicesWithNulls/524288/10  41.015M items/sec 
 37.718M items/sec    -8.039                     {'family_index': 7, 
'per_family_instance_index': 1, 'run_name': 
'TakeChunkedChunkedStringRandomIndicesWithNulls/524288/10', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 54, 'null_percent': 10.0}
            TakeChunkedChunkedFSBMonotonicIndices/524288/0/9 286.271M items/sec 
221.528M items/sec   -22.616          {'family_index': 5, 
'per_family_instance_index': 9, 'run_name': 
'TakeChunkedChunkedFSBMonotonicIndices/524288/0/9', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 377, 'byte_width': 9.0, 
'null_percent': 0.0}
            TakeChunkedChunkedFSBMonotonicIndices/524288/1/9 225.478M items/sec 
169.862M items/sec   -24.666        {'family_index': 5, 
'per_family_instance_index': 7, 'run_name': 
'TakeChunkedChunkedFSBMonotonicIndices/524288/1/9', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 301, 'byte_width': 9.0, 
'null_percent': 100.0}
            TakeChunkedChunkedFSBMonotonicIndices/524288/2/9 125.842M items/sec 
 92.300M items/sec   -26.654         {'family_index': 5, 
'per_family_instance_index': 5, 'run_name': 
'TakeChunkedChunkedFSBMonotonicIndices/524288/2/9', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 168, 'byte_width': 9.0, 
'null_percent': 50.0}
         TakeChunkedChunkedFSBMonotonicIndices/524288/1000/9 188.734M items/sec 
136.580M items/sec   -27.634       {'family_index': 5, 
'per_family_instance_index': 1, 'run_name': 
'TakeChunkedChunkedFSBMonotonicIndices/524288/1000/9', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 252, 'byte_width': 9.0, 
'null_percent': 0.1}
           TakeChunkedChunkedFSBMonotonicIndices/524288/10/9 165.385M items/sec 
119.599M items/sec   -27.685        {'family_index': 5, 
'per_family_instance_index': 3, 'run_name': 
'TakeChunkedChunkedFSBMonotonicIndices/524288/10/9', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 221, 'byte_width': 9.0, 
'null_percent': 10.0}
            TakeChunkedChunkedInt64MonotonicIndices/524288/2 172.836M items/sec 
107.515M items/sec   -37.794                            {'family_index': 2, 
'per_family_instance_index': 2, 'run_name': 
'TakeChunkedChunkedInt64MonotonicIndices/524288/2', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 232, 'null_percent': 50.0}
            TakeChunkedChunkedFSBMonotonicIndices/524288/2/8 173.764M items/sec 
107.624M items/sec   -38.063         {'family_index': 5, 
'per_family_instance_index': 4, 'run_name': 
'TakeChunkedChunkedFSBMonotonicIndices/524288/2/8', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 231, 'byte_width': 8.0, 
'null_percent': 50.0}
            TakeChunkedChunkedInt64MonotonicIndices/524288/1 348.952M items/sec 
214.875M items/sec   -38.423                           {'family_index': 2, 
'per_family_instance_index': 3, 'run_name': 
'TakeChunkedChunkedInt64MonotonicIndices/524288/1', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 459, 'null_percent': 100.0}
            TakeChunkedChunkedFSBMonotonicIndices/524288/1/8 349.461M items/sec 
214.302M items/sec   -38.676        {'family_index': 5, 
'per_family_instance_index': 6, 'run_name': 
'TakeChunkedChunkedFSBMonotonicIndices/524288/1/8', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 469, 'byte_width': 8.0, 
'null_percent': 100.0}
               TakeChunkedFlatInt64MonotonicIndices/524288/2 186.121M items/sec 
110.460M items/sec   -40.652                              {'family_index': 11, 
'per_family_instance_index': 2, 'run_name': 
'TakeChunkedFlatInt64MonotonicIndices/524288/2', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 249, 'null_percent': 50.0}
               TakeChunkedFlatInt64MonotonicIndices/524288/1 402.685M items/sec 
237.605M items/sec   -40.995                             {'family_index': 11, 
'per_family_instance_index': 3, 'run_name': 
'TakeChunkedFlatInt64MonotonicIndices/524288/1', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 537, 'null_percent': 100.0}
           TakeChunkedChunkedInt64MonotonicIndices/524288/10 232.518M items/sec 
134.620M items/sec   -42.103                           {'family_index': 2, 
'per_family_instance_index': 1, 'run_name': 
'TakeChunkedChunkedInt64MonotonicIndices/524288/10', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 312, 'null_percent': 10.0}
            TakeChunkedChunkedInt64MonotonicIndices/524288/0 550.430M items/sec 
318.038M items/sec   -42.220                             {'family_index': 2, 
'per_family_instance_index': 4, 'run_name': 
'TakeChunkedChunkedInt64MonotonicIndices/524288/0', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 733, 'null_percent': 0.0}
           TakeChunkedChunkedFSBMonotonicIndices/524288/10/8 233.913M items/sec 
134.929M items/sec   -42.316        {'family_index': 5, 
'per_family_instance_index': 2, 'run_name': 
'TakeChunkedChunkedFSBMonotonicIndices/524288/10/8', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 311, 'byte_width': 8.0, 
'null_percent': 10.0}
            TakeChunkedChunkedFSBMonotonicIndices/524288/0/8 550.806M items/sec 
315.331M items/sec   -42.751          {'family_index': 5, 
'per_family_instance_index': 8, 'run_name': 
'TakeChunkedChunkedFSBMonotonicIndices/524288/0/8', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 731, 'byte_width': 8.0, 
'null_percent': 0.0}
         TakeChunkedChunkedInt64MonotonicIndices/524288/1000 276.014M items/sec 
154.981M items/sec   -43.850                          {'family_index': 2, 
'per_family_instance_index': 0, 'run_name': 
'TakeChunkedChunkedInt64MonotonicIndices/524288/1000', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 366, 'null_percent': 0.1}
         TakeChunkedChunkedFSBMonotonicIndices/524288/1000/8 275.488M items/sec 
154.412M items/sec   -43.950       {'family_index': 5, 
'per_family_instance_index': 0, 'run_name': 
'TakeChunkedChunkedFSBMonotonicIndices/524288/1000/8', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 373, 'byte_width': 8.0, 
'null_percent': 0.1}
              TakeChunkedFlatInt64MonotonicIndices/524288/10 255.324M items/sec 
136.158M items/sec   -46.672                             {'family_index': 11, 
'per_family_instance_index': 1, 'run_name': 
'TakeChunkedFlatInt64MonotonicIndices/524288/10', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 340, 'null_percent': 10.0}
            TakeChunkedFlatInt64MonotonicIndices/524288/1000 309.002M items/sec 
163.782M items/sec   -46.996                            {'family_index': 11, 
'per_family_instance_index': 0, 'run_name': 
'TakeChunkedFlatInt64MonotonicIndices/524288/1000', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 412, 'null_percent': 0.1}
               TakeChunkedFlatInt64MonotonicIndices/524288/0 689.590M items/sec 
358.889M items/sec   -47.956                               {'family_index': 11, 
'per_family_instance_index': 4, 'run_name': 
'TakeChunkedFlatInt64MonotonicIndices/524288/0', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 918, 'null_percent': 0.0}
      TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/2/9  72.765M items/sec 
 25.177M items/sec   -65.400    {'family_index': 4, 
'per_family_instance_index': 5, 'run_name': 
'TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/2/9', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 95, 'byte_width': 9.0, 
'null_percent': 50.0}
      TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/2/8  85.926M items/sec 
 26.774M items/sec   -68.841   {'family_index': 4, 'per_family_instance_index': 
4, 'run_name': 'TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/2/8', 
'repetitions': 1, 'repetition_index': 0, 'threads': 1, 'iterations': 115, 
'byte_width': 8.0, 'null_percent': 50.0}
      TakeChunkedChunkedInt64RandomIndicesWithNulls/524288/2  86.185M items/sec 
 26.795M items/sec   -68.910                      {'family_index': 1, 
'per_family_instance_index': 2, 'run_name': 
'TakeChunkedChunkedInt64RandomIndicesWithNulls/524288/2', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 114, 'null_percent': 50.0}
         TakeChunkedFlatInt64RandomIndicesWithNulls/524288/2  89.997M items/sec 
 26.168M items/sec   -70.923                        {'family_index': 10, 
'per_family_instance_index': 2, 'run_name': 
'TakeChunkedFlatInt64RandomIndicesWithNulls/524288/2', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 118, 'null_percent': 50.0}
     TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/10/9  99.099M items/sec 
 27.917M items/sec   -71.829  {'family_index': 4, 'per_family_instance_index': 
3, 'run_name': 'TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/10/9', 
'repetitions': 1, 'repetition_index': 0, 'threads': 1, 'iterations': 133, 
'byte_width': 9.0, 'null_percent': 10.0}
        TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/2/9 100.736M items/sec 
 26.627M items/sec   -73.568     {'family_index': 3, 
'per_family_instance_index': 5, 'run_name': 
'TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/2/9', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 134, 'byte_width': 9.0, 
'null_percent': 50.0}
     TakeChunkedChunkedInt64RandomIndicesWithNulls/524288/10 125.265M items/sec 
 29.373M items/sec   -76.551                     {'family_index': 1, 
'per_family_instance_index': 1, 'run_name': 
'TakeChunkedChunkedInt64RandomIndicesWithNulls/524288/10', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 167, 'null_percent': 10.0}
     TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/10/8 125.343M items/sec 
 29.371M items/sec   -76.567  {'family_index': 4, 'per_family_instance_index': 
2, 'run_name': 'TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/10/8', 
'repetitions': 1, 'repetition_index': 0, 'threads': 1, 'iterations': 167, 
'byte_width': 8.0, 'null_percent': 10.0}
        TakeChunkedChunkedInt64RandomIndicesNoNulls/524288/2 130.626M items/sec 
 28.264M items/sec   -78.363                        {'family_index': 0, 
'per_family_instance_index': 2, 'run_name': 
'TakeChunkedChunkedInt64RandomIndicesNoNulls/524288/2', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 175, 'null_percent': 50.0}
       TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/10/9 138.137M items/sec 
 29.807M items/sec   -78.422    {'family_index': 3, 
'per_family_instance_index': 3, 'run_name': 
'TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/10/9', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 184, 'byte_width': 9.0, 
'null_percent': 10.0}
        TakeChunkedFlatInt64RandomIndicesWithNulls/524288/10 133.355M items/sec 
 28.684M items/sec   -78.491                       {'family_index': 10, 
'per_family_instance_index': 1, 'run_name': 
'TakeChunkedFlatInt64RandomIndicesWithNulls/524288/10', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 178, 'null_percent': 10.0}
        TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/2/8 130.778M items/sec 
 28.093M items/sec   -78.519     {'family_index': 3, 
'per_family_instance_index': 4, 'run_name': 
'TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/2/8', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 174, 'byte_width': 8.0, 
'null_percent': 50.0}
   TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/1000/9 144.875M items/sec 
 30.345M items/sec   -79.054 {'family_index': 4, 'per_family_instance_index': 
1, 'run_name': 'TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/1000/9', 
'repetitions': 1, 'repetition_index': 0, 'threads': 1, 'iterations': 194, 
'byte_width': 9.0, 'null_percent': 0.1}
     TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/1000/9 151.949M items/sec 
 30.617M items/sec   -79.851   {'family_index': 3, 'per_family_instance_index': 
1, 'run_name': 'TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/1000/9', 
'repetitions': 1, 'repetition_index': 0, 'threads': 1, 'iterations': 203, 
'byte_width': 9.0, 'null_percent': 0.1}
           TakeChunkedFlatInt64RandomIndicesNoNulls/524288/2 137.927M items/sec 
 27.554M items/sec   -80.023                           {'family_index': 9, 
'per_family_instance_index': 2, 'run_name': 
'TakeChunkedFlatInt64RandomIndicesNoNulls/524288/2', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 184, 'null_percent': 50.0}
   TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/1000/8 174.761M items/sec 
 31.542M items/sec   -81.951 {'family_index': 4, 'per_family_instance_index': 
0, 'run_name': 'TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/1000/8', 
'repetitions': 1, 'repetition_index': 0, 'threads': 1, 'iterations': 235, 
'byte_width': 8.0, 'null_percent': 0.1}
   TakeChunkedChunkedInt64RandomIndicesWithNulls/524288/1000 175.242M items/sec 
 31.416M items/sec   -82.073                    {'family_index': 1, 
'per_family_instance_index': 0, 'run_name': 
'TakeChunkedChunkedInt64RandomIndicesWithNulls/524288/1000', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 234, 'null_percent': 0.1}
       TakeChunkedChunkedInt64RandomIndicesNoNulls/524288/10 177.783M items/sec 
 31.170M items/sec   -82.467                       {'family_index': 0, 
'per_family_instance_index': 1, 'run_name': 
'TakeChunkedChunkedInt64RandomIndicesNoNulls/524288/10', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 238, 'null_percent': 10.0}
       TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/10/8 177.439M items/sec 
 30.984M items/sec   -82.538    {'family_index': 3, 
'per_family_instance_index': 2, 'run_name': 
'TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/10/8', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 236, 'byte_width': 8.0, 
'null_percent': 10.0}
     TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/1000/8 191.503M items/sec 
 31.727M items/sec   -83.433   {'family_index': 3, 'per_family_instance_index': 
0, 'run_name': 'TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/1000/8', 
'repetitions': 1, 'repetition_index': 0, 'threads': 1, 'iterations': 255, 
'byte_width': 8.0, 'null_percent': 0.1}
     TakeChunkedChunkedInt64RandomIndicesNoNulls/524288/1000 193.078M items/sec 
 31.946M items/sec   -83.454                      {'family_index': 0, 
'per_family_instance_index': 0, 'run_name': 
'TakeChunkedChunkedInt64RandomIndicesNoNulls/524288/1000', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 256, 'null_percent': 0.1}
          TakeChunkedFlatInt64RandomIndicesNoNulls/524288/10 189.467M items/sec 
 30.142M items/sec   -84.091                          {'family_index': 9, 
'per_family_instance_index': 1, 'run_name': 
'TakeChunkedFlatInt64RandomIndicesNoNulls/524288/10', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 252, 'null_percent': 10.0}
      TakeChunkedFlatInt64RandomIndicesWithNulls/524288/1000 196.665M items/sec 
 30.772M items/sec   -84.353                      {'family_index': 10, 
'per_family_instance_index': 0, 'run_name': 
'TakeChunkedFlatInt64RandomIndicesWithNulls/524288/1000', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 263, 'null_percent': 0.1}
        TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/1/9 222.674M items/sec 
 34.244M items/sec   -84.622    {'family_index': 3, 
'per_family_instance_index': 7, 'run_name': 
'TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/1/9', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 298, 'byte_width': 9.0, 
'null_percent': 100.0}
        TakeChunkedFlatInt64RandomIndicesNoNulls/524288/1000 206.747M items/sec 
 30.798M items/sec   -85.104                         {'family_index': 9, 
'per_family_instance_index': 0, 'run_name': 
'TakeChunkedFlatInt64RandomIndicesNoNulls/524288/1000', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 275, 'null_percent': 0.1}
      TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/0/9 246.430M items/sec 
 35.724M items/sec   -85.504    {'family_index': 4, 
'per_family_instance_index': 9, 'run_name': 
'TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/0/9', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 327, 'byte_width': 9.0, 
'null_percent': 0.0}
        TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/0/9 246.763M items/sec 
 35.540M items/sec   -85.598      {'family_index': 3, 
'per_family_instance_index': 9, 'run_name': 
'TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/0/9', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 330, 'byte_width': 9.0, 
'null_percent': 0.0}
        TakeChunkedChunkedInt64RandomIndicesNoNulls/524288/1 346.024M items/sec 
 35.537M items/sec   -89.730                       {'family_index': 0, 
'per_family_instance_index': 3, 'run_name': 
'TakeChunkedChunkedInt64RandomIndicesNoNulls/524288/1', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 460, 'null_percent': 100.0}
        TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/1/8 346.674M items/sec 
 35.559M items/sec   -89.743    {'family_index': 3, 
'per_family_instance_index': 6, 'run_name': 
'TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/1/8', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 459, 'byte_width': 8.0, 
'null_percent': 100.0}
           TakeChunkedFlatInt64RandomIndicesNoNulls/524288/1 394.791M items/sec 
 34.899M items/sec   -91.160                          {'family_index': 9, 
'per_family_instance_index': 3, 'run_name': 
'TakeChunkedFlatInt64RandomIndicesNoNulls/524288/1', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 520, 'null_percent': 100.0}
      TakeChunkedChunkedInt64RandomIndicesWithNulls/524288/0 465.112M items/sec 
 38.014M items/sec   -91.827                       {'family_index': 1, 
'per_family_instance_index': 4, 'run_name': 
'TakeChunkedChunkedInt64RandomIndicesWithNulls/524288/0', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 624, 'null_percent': 0.0}
        TakeChunkedChunkedInt64RandomIndicesNoNulls/524288/0 468.038M items/sec 
 38.050M items/sec   -91.870                         {'family_index': 0, 
'per_family_instance_index': 4, 'run_name': 
'TakeChunkedChunkedInt64RandomIndicesNoNulls/524288/0', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 627, 'null_percent': 0.0}
      TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/0/8 468.096M items/sec 
 38.036M items/sec   -91.874    {'family_index': 4, 
'per_family_instance_index': 8, 'run_name': 
'TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/0/8', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 622, 'byte_width': 8.0, 
'null_percent': 0.0}
        TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/0/8 468.613M items/sec 
 37.968M items/sec   -91.898      {'family_index': 3, 
'per_family_instance_index': 8, 'run_name': 
'TakeChunkedChunkedFSBRandomIndicesNoNulls/524288/0/8', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 625, 'byte_width': 8.0, 
'null_percent': 0.0}
         TakeChunkedFlatInt64RandomIndicesWithNulls/524288/0 537.788M items/sec 
 36.774M items/sec   -93.162                         {'family_index': 10, 
'per_family_instance_index': 4, 'run_name': 
'TakeChunkedFlatInt64RandomIndicesWithNulls/524288/0', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 717, 'null_percent': 0.0}
           TakeChunkedFlatInt64RandomIndicesNoNulls/524288/0 537.631M items/sec 
 36.663M items/sec   -93.181                            {'family_index': 9, 
'per_family_instance_index': 4, 'run_name': 
'TakeChunkedFlatInt64RandomIndicesNoNulls/524288/0', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 711, 'null_percent': 0.0}
      TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/1/9 894.444M items/sec 
 40.420M items/sec   -95.481 {'family_index': 4, 'per_family_instance_index': 
7, 'run_name': 'TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/1/9', 
'repetitions': 1, 'repetition_index': 0, 'threads': 1, 'iterations': 1165, 
'byte_width': 9.0, 'null_percent': 100.0}
      TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/1/8   1.087G items/sec 
 40.402M items/sec   -96.283 {'family_index': 4, 'per_family_instance_index': 
6, 'run_name': 'TakeChunkedChunkedFSBRandomIndicesWithNulls/524288/1/8', 
'repetitions': 1, 'repetition_index': 0, 'threads': 1, 'iterations': 1456, 
'byte_width': 8.0, 'null_percent': 100.0}
      TakeChunkedChunkedInt64RandomIndicesWithNulls/524288/1   1.100G items/sec 
 40.322M items/sec   -96.333                    {'family_index': 1, 
'per_family_instance_index': 3, 'run_name': 
'TakeChunkedChunkedInt64RandomIndicesWithNulls/524288/1', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 1473, 'null_percent': 100.0}
         TakeChunkedFlatInt64RandomIndicesWithNulls/524288/1   1.840G items/sec 
 39.773M items/sec   -97.839                      {'family_index': 10, 
'per_family_instance_index': 3, 'run_name': 
'TakeChunkedFlatInt64RandomIndicesWithNulls/524288/1', 'repetitions': 1, 
'repetition_index': 0, 'threads': 1, 'iterations': 2450, 'null_percent': 100.0}
   ```
   


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