LuciferYang commented on pull request #35622:
URL: https://github.com/apache/spark/pull/35622#issuecomment-1049461647
The result as follows:
```
Running benchmark: ToByteArray with 1024
Running case: toByteArray
Stopped after 4491 iterations, 2000 ms
Running case: toByteArray Use Guava
Stopped after 148518 iterations, 2000 ms
OpenJDK 64-Bit Server VM 1.8.0_312-b07 on Mac OS X 11.4
Apple M1
ToByteArray with 1024 : Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
toByteArray 0 0
0 0.0 424250.0 1.0X
toByteArray Use Guava 0 0
0 0.1 11416.0 37.2X
Running benchmark: ToByteArray with 1048576
Running case: toByteArray
Stopped after 5 iterations, 2182 ms
Running case: toByteArray Use Guava
Stopped after 6650 iterations, 2000 ms
OpenJDK 64-Bit Server VM 1.8.0_312-b07 on Mac OS X 11.4
Apple M1
ToByteArray with 1048576 : Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
toByteArray 430 436
10 0.0 429517208.0 1.0X
toByteArray Use Guava 0 0
0 0.0 273167.0 1572.4X
Running benchmark: ToByteArray with 10485760
Running case: toByteArray
Stopped after 2 iterations, 8609 ms
Running case: toByteArray Use Guava
Stopped after 542 iterations, 2001 ms
OpenJDK 64-Bit Server VM 1.8.0_312-b07 on Mac OS X 11.4
Apple M1
ToByteArray with 10485760 : Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
toByteArray 4300 4305
7 0.0 4299691500.0 1.0X
toByteArray Use Guava 3 4
1 0.0 3324875.0 1293.2X
Running benchmark: ToByteArray with 104857600
Running case: toByteArray
Stopped after 2 iterations, 86419 ms
Running case: toByteArray Use Guava
Stopped after 53 iterations, 2007 ms
OpenJDK 64-Bit Server VM 1.8.0_312-b07 on Mac OS X 11.4
Apple M1
ToByteArray with 104857600 : Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
toByteArray 43197 43210
18 0.0 43197043042.0 1.0X
toByteArray Use Guava 33 38
6 0.0 33091375.0 1305.4X
```
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