sanjibansg opened a new pull request #12755:
URL: https://github.com/apache/arrow/pull/12755
This PR adds an Expression Execution benchmark in `arrow-compute` which uses
the batch size as a parameter and measures the bytes per second for the
executing the scalar expression.
```
Running ./arrow-compute-expression-execution-benchmark
Run on (10 X 24.1213 MHz CPU s)
CPU Caches:
L1 Data 64 KiB (x10)
L1 Instruction 128 KiB (x10)
L2 Unified 4096 KiB (x5)
Load Average: 2.19, 2.04, 2.08
-----------------------------------------------------------------------------
Benchmark Time CPU Iterations UserCounters...
-----------------------------------------------------------------------------
Execution/1 4919345 ns 4919150 ns 140
bytes_per_second=15.1461G/s
Execution/10 4835820 ns 4835814 ns 145
bytes_per_second=1.54071G/s
Execution/100 5074145 ns 5073754 ns 138
bytes_per_second=150.37M/s
Execution/1000 7421182 ns 7420883 ns 94
bytes_per_second=10.281M/s
Execution/10000 29646953 ns 29645130 ns 23
bytes_per_second=263.534k/s
Execution/100000 252627153 ns 252615333 ns 3
bytes_per_second=3.09265k/s
Execution/1000000 2478820334 ns 2478711000 ns 1
bytes_per_second=32.2748/s
Execution/10000000 24733585625 ns 24730194000 ns 1
bytes_per_second=0.323491/s
```
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