GideonPotok commented on code in PR #46597:
URL: https://github.com/apache/spark/pull/46597#discussion_r1620663435
##########
sql/core/benchmarks/CollationBenchmark-results.txt:
##########
@@ -1,54 +1,79 @@
-OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1018-azure
+OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1021-azure
AMD EPYC 7763 64-Core Processor
collation unit benchmarks - equalsFunction: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
--------------------------------------------------------------------------------------------------------------------------
-UTF8_BINARY_LCASE 3571 3576
7 0.0 35708.8 1.0X
-UNICODE 2235 2240
7 0.0 22349.2 1.6X
-UTF8_BINARY 2237 2242
6 0.0 22371.7 1.6X
-UNICODE_CI 18733 18817
118 0.0 187333.8 0.2X
+UTF8_BINARY_LCASE 3268 3279
16 0.0 32676.7 1.0X
+UNICODE 2086 2087
2 0.0 20857.9 1.6X
+UTF8_BINARY 2085 2088
4 0.0 20854.2 1.6X
+UNICODE_CI 19807 19813
7 0.0 198074.9 0.2X
-OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1018-azure
+OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1021-azure
AMD EPYC 7763 64-Core Processor
collation unit benchmarks - compareFunction: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
---------------------------------------------------------------------------------------------------------------------------
-UTF8_BINARY_LCASE 4260 4290
41 0.0 42602.6 1.0X
-UNICODE 19536 19624
124 0.0 195360.2 0.2X
-UTF8_BINARY 3582 3612
43 0.0 35818.5 1.2X
-UNICODE_CI 20381 20454
103 0.0 203814.1 0.2X
+UTF8_BINARY_LCASE 3839 3843
6 0.0 38389.8 1.0X
+UNICODE 19096 19136
57 0.0 190955.4 0.2X
+UTF8_BINARY 3196 3197
2 0.0 31955.7 1.2X
+UNICODE_CI 19038 19043
7 0.0 190383.4 0.2X
-OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1018-azure
+OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1021-azure
AMD EPYC 7763 64-Core Processor
collation unit benchmarks - hashFunction: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
-UTF8_BINARY_LCASE 7347 7349
3 0.0 73467.1 1.0X
-UNICODE 73462 73608
206 0.0 734623.2 0.1X
-UTF8_BINARY 5775 5815
57 0.0 57746.0 1.3X
-UNICODE_CI 57543 57619
108 0.0 575425.2 0.1X
+UTF8_BINARY_LCASE 6914 6921
10 0.0 69135.3 1.0X
+UNICODE 67702 67724
31 0.0 677019.3 0.1X
+UTF8_BINARY 5330 5341
15 0.0 53296.6 1.3X
+UNICODE_CI 65340 65342
3 0.0 653395.9 0.1X
-OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1018-azure
+OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1021-azure
AMD EPYC 7763 64-Core Processor
collation unit benchmarks - contains: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
-UTF8_BINARY_LCASE 15415 15424
13 0.0 154147.1 1.0X
-UNICODE 8091 8108
25 0.0 80907.9 1.9X
-UTF8_BINARY 8964 8979
21 0.0 89643.5 1.7X
-UNICODE_CI 469123 474822
8060 0.0 4691227.7 0.0X
+UTF8_BINARY_LCASE 116495 116514
26 0.0 1164948.6 1.0X
+UNICODE 52216 52232
22 0.0 522164.7 2.2X
+UTF8_BINARY 8520 8522
3 0.0 85196.9 13.7X
+UNICODE_CI 428772 429164
553 0.0 4287724.0 0.3X
-OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1018-azure
+OpenJDK 64-Bit Server VM 17.0.11+9-LTS on Linux 6.5.0-1021-azure
AMD EPYC 7763 64-Core Processor
collation unit benchmarks - startsWith: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
-UTF8_BINARY_LCASE 13064 13080
23 0.0 130635.2 1.0X
-UNICODE 6836 6851
22 0.0 68360.1 1.9X
-UTF8_BINARY 7693 7719
36 0.0 76933.9 1.7X
-UNICODE_CI 488919 495530
9349 0.0 4889190.5 0.0X
+UTF8_BINARY_LCASE 58524 58595
100 0.0 585241.2 1.0X
+UNICODE 50173 50179
10 0.0 501725.2 1.2X
+UTF8_BINARY 7418 7419
1 0.0 74184.3 7.9X
Review Comment:
quite the regression.
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