askoa commented on PR #3603:
URL: https://github.com/apache/arrow-rs/pull/3603#issuecomment-1403835531

   Benchmark result for `string_run_builder`
   
   ```
   Benchmarking string_run_builder/(run_array_len:1000, physical_array_len:20, 
string_len: 5): Collecting 100 samples in estimated 5.0413 s (333k it
   string_run_builder/(run_array_len:1000, physical_array_len:20, string_len: 5)
                           time:   [14.727 µs 14.761 µs 14.803 µs]
   Found 9 outliers among 100 measurements (9.00%)
     3 (3.00%) high mild
     6 (6.00%) high severe
   Benchmarking string_run_builder/(run_array_len:1000, physical_array_len:100, 
string_len: 5): Collecting 100 samples in estimated 5.0525 s (303k i
   string_run_builder/(run_array_len:1000, physical_array_len:100, string_len: 
5)
                           time:   [16.507 µs 16.544 µs 16.586 µs]
   Found 11 outliers among 100 measurements (11.00%)
     5 (5.00%) high mild
     6 (6.00%) high severe
   Benchmarking string_run_builder/(run_array_len:1000, physical_array_len:100, 
string_len: 10): Collecting 100 samples in estimated 5.0012 s (419k 
   string_run_builder/(run_array_len:1000, physical_array_len:100, string_len: 
10)
                           time:   [11.861 µs 11.920 µs 12.002 µs]
   Found 11 outliers among 100 measurements (11.00%)
     4 (4.00%) high mild
     7 (7.00%) high severe
   Benchmarking string_run_builder/(run_array_len:10000, 
physical_array_len:100, string_len: 10): Collecting 100 samples in estimated 
5.2888 s (81k 
   string_run_builder/(run_array_len:10000, physical_array_len:100, string_len: 
10)
                           time:   [64.982 µs 65.272 µs 65.737 µs]
   Found 10 outliers among 100 measurements (10.00%)
     3 (3.00%) high mild
     7 (7.00%) high severe
   Benchmarking string_run_builder/(run_array_len:10000, 
physical_array_len:100, string_len: 100): Collecting 100 samples in estimated 
6.1245 s (25k
   string_run_builder/(run_array_len:10000, physical_array_len:100, string_len: 
100)
                           time:   [239.52 µs 240.42 µs 241.57 µs]
   Found 16 outliers among 100 measurements (16.00%)
     6 (6.00%) high mild
     10 (10.00%) high severe
   ```


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