pitrou edited a comment on pull request #8823:
URL: https://github.com/apache/arrow/pull/8823#issuecomment-738034200
Micro-benchmarks (minus changes that are within +/-20%):
```
benchmark
baseline contender change %
counters
15 TableSortIndicesInt64Narrow/1048576/100/1/32/min_time:1.000 2.139m
items/sec 30.607m items/sec 1330.734
{'run_name': 'TableSortIndicesInt64Narrow/1048576/100/1/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 3}
12 ChunkedArraySortIndicesInt64Wide/32768/1/min_time:1.000
430.595 MiB/sec 4.860 GiB/sec 1055.753 {'run_name':
'ChunkedArraySortIndicesInt64Wide/32768/1/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 19528, 'null_percent': 100.0}
4 TableSortIndicesInt64Narrow/1048576/0/1/32/min_time:1.000 2.781m
items/sec 31.260m items/sec 1024.004
{'run_name': 'TableSortIndicesInt64Narrow/1048576/0/1/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 4}
8 ChunkedArraySortIndicesInt64Narrow/32768/1/min_time:1.000
470.814 MiB/sec 4.875 GiB/sec 960.380 {'run_name':
'ChunkedArraySortIndicesInt64Narrow/32768/1/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 21121, 'null_percent': 100.0}
66 TableSortIndicesInt64Wide/1048576/100/1/32/min_time:1.000 1.253m
items/sec 5.764m items/sec 360.030
{'run_name': 'TableSortIndicesInt64Wide/1048576/100/1/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 2}
27 ChunkedArraySortIndicesInt64Narrow/1048576/100/min_time:1.000
126.998 MiB/sec 477.777 MiB/sec 276.207 {'run_name':
'ChunkedArraySortIndicesInt64Narrow/1048576/100/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 176, 'null_percent': 1.0}
11 TableSortIndicesInt64Wide/1048576/0/1/32/min_time:1.000 1.812m
items/sec 5.806m items/sec 220.367
{'run_name': 'TableSortIndicesInt64Wide/1048576/0/1/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 2}
16 ChunkedArraySortIndicesInt64Narrow/8388608/100/min_time:1.000
107.544 MiB/sec 309.121 MiB/sec 187.436 {'run_name':
'ChunkedArraySortIndicesInt64Narrow/8388608/100/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 19, 'null_percent': 1.0}
39 ChunkedArraySortIndicesInt64Narrow/32768/2/min_time:1.000
109.268 MiB/sec 259.067 MiB/sec 137.094 {'run_name':
'ChunkedArraySortIndicesInt64Narrow/32768/2/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 4863, 'null_percent': 50.0}
37 ChunkedArraySortIndicesInt64Wide/32768/2/min_time:1.000
96.473 MiB/sec 215.956 MiB/sec 123.851 {'run_name':
'ChunkedArraySortIndicesInt64Wide/32768/2/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 4310, 'null_percent': 50.0}
1 ChunkedArraySortIndicesInt64Narrow/32768/10/min_time:1.000
73.125 MiB/sec 150.009 MiB/sec 105.140 {'run_name':
'ChunkedArraySortIndicesInt64Narrow/32768/10/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 3269, 'null_percent': 10.0}
19 ChunkedArraySortIndicesInt64Wide/32768/10/min_time:1.000
58.555 MiB/sec 116.894 MiB/sec 99.630 {'run_name':
'ChunkedArraySortIndicesInt64Wide/32768/10/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 2670, 'null_percent': 10.0}
40 ChunkedArraySortIndicesInt64Narrow/32768/100/min_time:1.000
69.008 MiB/sec 136.962 MiB/sec 98.473 {'run_name':
'ChunkedArraySortIndicesInt64Narrow/32768/100/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 3087, 'null_percent': 1.0}
48 ChunkedArraySortIndicesInt64Wide/32768/100/min_time:1.000
54.876 MiB/sec 105.713 MiB/sec 92.641 {'run_name':
'ChunkedArraySortIndicesInt64Wide/32768/100/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 2448, 'null_percent': 1.0}
79 ChunkedArraySortIndicesInt64Wide/1048576/100/min_time:1.000
45.457 MiB/sec 74.826 MiB/sec 64.608 {'run_name':
'ChunkedArraySortIndicesInt64Wide/1048576/100/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 64, 'null_percent': 1.0}
24 TableSortIndicesInt64Narrow/1048576/100/2/32/min_time:1.000 1.090m
items/sec 1.721m items/sec 57.997
{'run_name': 'TableSortIndicesInt64Narrow/1048576/100/2/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 2}
42 TableSortIndicesInt64Narrow/1048576/0/2/32/min_time:1.000 1.146m
items/sec 1.784m items/sec 55.686
{'run_name': 'TableSortIndicesInt64Narrow/1048576/0/2/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 2}
52 ChunkedArraySortIndicesInt64Narrow/32768/0/min_time:1.000
93.226 MiB/sec 144.796 MiB/sec 55.317 {'run_name':
'ChunkedArraySortIndicesInt64Narrow/32768/0/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 4187, 'null_percent': 0.0}
46 TableSortIndicesInt64Wide/1048576/0/2/32/min_time:1.000 1.965m
items/sec 3.003m items/sec 52.864
{'run_name': 'TableSortIndicesInt64Wide/1048576/0/2/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 3}
47 ChunkedArraySortIndicesInt64Narrow/32768/10000/min_time:1.000
94.026 MiB/sec 141.270 MiB/sec 50.246 {'run_name':
'ChunkedArraySortIndicesInt64Narrow/32768/10000/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 4187, 'null_percent': 0.01}
0 TableSortIndicesInt64Wide/1048576/100/2/32/min_time:1.000 1.988m
items/sec 2.966m items/sec 49.175
{'run_name': 'TableSortIndicesInt64Wide/1048576/100/2/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 3}
60 TableSortIndicesInt64Wide/1048576/0/8/32/min_time:1.000 2.023m
items/sec 3.011m items/sec 48.839
{'run_name': 'TableSortIndicesInt64Wide/1048576/0/8/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 3}
43 TableSortIndicesInt64Narrow/1048576/0/16/32/min_time:1.000 804.026k
items/sec 1.196m items/sec 48.721
{'run_name': 'TableSortIndicesInt64Narrow/1048576/0/16/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 1}
35 TableSortIndicesInt64Wide/1048576/100/16/32/min_time:1.000 2.091m
items/sec 3.078m items/sec 47.203
{'run_name': 'TableSortIndicesInt64Wide/1048576/100/16/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 3}
18 ChunkedArraySortIndicesInt64Wide/8388608/100/min_time:1.000
38.925 MiB/sec 57.272 MiB/sec 47.135 {'run_name':
'ChunkedArraySortIndicesInt64Wide/8388608/100/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 7, 'null_percent': 1.0}
33 TableSortIndicesInt64Narrow/1048576/100/1/4/min_time:1.000 41.094m
items/sec 60.431m items/sec 47.056
{'run_name': 'TableSortIndicesInt64Narrow/1048576/100/1/4/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 56}
77 TableSortIndicesInt64Narrow/1048576/0/8/32/min_time:1.000 819.170k
items/sec 1.200m items/sec 46.485
{'run_name': 'TableSortIndicesInt64Narrow/1048576/0/8/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 1}
78 TableSortIndicesInt64Wide/1048576/100/8/32/min_time:1.000 2.042m
items/sec 2.976m items/sec 45.745
{'run_name': 'TableSortIndicesInt64Wide/1048576/100/8/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 3}
53 TableSortIndicesInt64Narrow/1048576/100/8/32/min_time:1.000 788.089k
items/sec 1.115m items/sec 41.420
{'run_name': 'TableSortIndicesInt64Narrow/1048576/100/8/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 1}
54 TableSortIndicesInt64Narrow/1048576/100/16/32/min_time:1.000 792.230k
items/sec 1.120m items/sec 41.413 {'run_name':
'TableSortIndicesInt64Narrow/1048576/100/16/32/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 1}
56 TableSortIndicesInt64Wide/1048576/0/16/32/min_time:1.000 2.142m
items/sec 3.024m items/sec 41.191
{'run_name': 'TableSortIndicesInt64Wide/1048576/0/16/32/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 3}
44 ChunkedArraySortIndicesInt64Wide/32768/0/min_time:1.000
78.245 MiB/sec 108.182 MiB/sec 38.260 {'run_name':
'ChunkedArraySortIndicesInt64Wide/32768/0/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 3503, 'null_percent': 0.0}
9 ChunkedArraySortIndicesInt64Wide/32768/10000/min_time:1.000
77.572 MiB/sec 107.186 MiB/sec 38.176 {'run_name':
'ChunkedArraySortIndicesInt64Wide/32768/10000/min_time:1.000', 'run_type':
'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 3477, 'null_percent': 0.01}
[ ... ]
57 TableSortIndicesInt64Wide/1048576/0/8/1/min_time:1.000 5.772m
items/sec 4.334m items/sec -24.919
{'run_name': 'TableSortIndicesInt64Wide/1048576/0/8/1/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 7}
45 TableSortIndicesInt64Wide/1048576/0/16/1/min_time:1.000 5.801m
items/sec 4.345m items/sec -25.100
{'run_name': 'TableSortIndicesInt64Wide/1048576/0/16/1/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 8}
62 TableSortIndicesInt64Wide/1048576/100/2/1/min_time:1.000 5.697m
items/sec 4.257m items/sec -25.273
{'run_name': 'TableSortIndicesInt64Wide/1048576/100/2/1/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 8}
34 TableSortIndicesInt64Wide/1048576/0/2/1/min_time:1.000 5.817m
items/sec 4.317m items/sec -25.789
{'run_name': 'TableSortIndicesInt64Wide/1048576/0/2/1/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 8}
38 TableSortIndicesInt64Wide/1048576/100/16/1/min_time:1.000 5.778m
items/sec 4.273m items/sec -26.035
{'run_name': 'TableSortIndicesInt64Wide/1048576/100/16/1/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 8}
75 TableSortIndicesInt64Wide/1048576/100/8/1/min_time:1.000 5.739m
items/sec 4.239m items/sec -26.142
{'run_name': 'TableSortIndicesInt64Wide/1048576/100/8/1/min_time:1.000',
'run_type': 'iteration', 'repetitions': 0, 'repetition_index': 0, 'threads': 1,
'iterations': 7}
```
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