askoa commented on PR #3603:
URL: https://github.com/apache/arrow-rs/pull/3603#issuecomment-1404477861

   Benchmark result for binary search based `ArrayAccessor`
   
   The benchmark test definition is in 
https://github.com/askoa/arrow-rs/blob/run-extra-bench/arrow/benches/primitive_run_accessor.rs
 
   
   ```
   primitive_run_accessor/(run_array_len:1000, physical_array_len:20)
                           time:   [4.3275 µs 4.3478 µs 4.3688 µs]
   Found 4 outliers among 100 measurements (4.00%)
     3 (3.00%) high mild
     1 (1.00%) high severe
   primitive_run_accessor/(run_array_len:1000, physical_array_len:100)
                           time:   [6.7064 µs 6.7404 µs 6.7796 µs]
   Found 11 outliers among 100 measurements (11.00%)
     1 (1.00%) low severe
     3 (3.00%) low mild
     4 (4.00%) high mild
     3 (3.00%) high severe
   primitive_run_accessor/(run_array_len:5000, physical_array_len:500)
                           time:   [84.471 µs 84.617 µs 84.775 µs]
   Found 4 outliers among 100 measurements (4.00%)
     1 (1.00%) high mild
     3 (3.00%) high severe
   primitive_run_accessor/(run_array_len:10000, physical_array_len:1000)
                           time:   [187.83 µs 189.35 µs 191.37 µs]
   Found 12 outliers among 100 measurements (12.00%)
     6 (6.00%) high mild
     6 (6.00%) high severe
   primitive_run_accessor/(run_array_len:50000, physical_array_len:5000)
                           time:   [876.08 µs 883.37 µs 894.42 µs]
   Found 3 outliers among 100 measurements (3.00%)
     2 (2.00%) high mild
     1 (1.00%) high severe
   
   
   ```


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