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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2022/01/04 02:53:47 UTC
[GitHub] [arrow] cyb70289 commented on pull request #11841: ARROW-13923: [C++] Faster CSV chunker with long CSV cells
cyb70289 commented on pull request #11841:
URL: https://github.com/apache/arrow/pull/11841#issuecomment-1004490689
Looks pretty good on Arm.
- neoverse n1, clang-12
```
-----------------------------------------------------------------
Non-regressions: (7)
-----------------------------------------------------------------
benchmark baseline contender change %
ChunkCSVVehiclesExample 848.964 MiB/sec 1.981 GiB/sec 138.966
ChunkCSVStocksExample 636.249 MiB/sec 1.225 GiB/sec 97.133
ChunkCSVNoNewlinesBlock 208.615358 220.434134 5.665
ParseCSVEscapedBlock 413.691 MiB/sec 420.424 MiB/sec 1.628
ParseCSVVehiclesExample 1.580 GiB/sec 1.595 GiB/sec 0.926
ParseCSVStocksExample 969.519 MiB/sec 974.999 MiB/sec 0.565
ChunkCSVEscapedBlock 722.624 MiB/sec 707.451 MiB/sec -2.100
-----------------------------------------------------------------
Regressions: (4)
-----------------------------------------------------------------
benchmark baseline contender change %
counters
ParseCSVFlightsExample 337.860 MiB/sec 321.941 MiB/sec -4.712
ChunkCSVFlightsExample 553.033 MiB/sec 516.678 MiB/sec -6.574
ParseCSVQuotedBlock 476.093 MiB/sec 437.121 MiB/sec -8.186
ChunkCSVQuotedBlock 673.057 MiB/sec 599.014 MiB/sec -11.001
```
- m1, apple-clang-13
```
-----------------------------------------------------------------
Non-regressions: (10)
-----------------------------------------------------------------
benchmark baseline contender change %
ChunkCSVVehiclesExample 1.426 GiB/sec 4.745 GiB/sec 232.705
ChunkCSVStocksExample 1.417 GiB/sec 2.779 GiB/sec 96.087
ChunkCSVNoNewlinesBlock 78.281786 79.915575 2.087
ParseCSVQuotedBlock 515.396 MiB/sec 519.514 MiB/sec 0.799
ParseCSVFlightsExample 485.565 MiB/sec 485.774 MiB/sec 0.043
ParseCSVEscapedBlock 527.793 MiB/sec 528.017 MiB/sec 0.042
ParseCSVStocksExample 1.422 GiB/sec 1.420 GiB/sec -0.120
ParseCSVVehiclesExample 2.619 GiB/sec 2.592 GiB/sec -1.054
ChunkCSVEscapedBlock 1.614 GiB/sec 1.587 GiB/sec -1.667
ChunkCSVFlightsExample 1.200 GiB/sec 1.177 GiB/sec -1.940
-----------------------------------------------------------------
Regressions: (1)
-----------------------------------------------------------------
benchmark baseline contender change %
ChunkCSVQuotedBlock 1.510 GiB/sec 1.403 GiB/sec -7.139
```
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