LuciferYang commented on code in PR #50057:
URL: https://github.com/apache/spark/pull/50057#discussion_r1967181996
##########
core/benchmarks/ZStandardBenchmark-results.txt:
##########
@@ -2,48 +2,48 @@
Benchmark ZStandardCompressionCodec
================================================================================================
-OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1021-azure
AMD EPYC 7763 64-Core Processor
Benchmark ZStandardCompressionCodec: Best Time(ms) Avg
Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative
--------------------------------------------------------------------------------------------------------------------------------------
-Compression 10000 times at level 1 without buffer pool 661
662 1 0.0 66080.2 1.0X
-Compression 10000 times at level 2 without buffer pool 701
702 1 0.0 70111.0 0.9X
-Compression 10000 times at level 3 without buffer pool 792
796 5 0.0 79224.8 0.8X
-Compression 10000 times at level 1 with buffer pool 573
573 0 0.0 57276.4 1.2X
-Compression 10000 times at level 2 with buffer pool 602
602 0 0.0 60206.9 1.1X
-Compression 10000 times at level 3 with buffer pool 707
707 1 0.0 70665.0 0.9X
+Compression 10000 times at level 1 without buffer pool 266
267 2 0.0 26572.9 1.0X
+Compression 10000 times at level 2 without buffer pool 691
692 1 0.0 69069.2 0.4X
+Compression 10000 times at level 3 without buffer pool 792
802 10 0.0 79240.5 0.3X
+Compression 10000 times at level 1 with buffer pool 572
573 1 0.0 57238.7 0.5X
+Compression 10000 times at level 2 with buffer pool 604
605 2 0.0 60369.3 0.4X
+Compression 10000 times at level 3 with buffer pool 735
738 2 0.0 73544.0 0.4X
-OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1021-azure
AMD EPYC 7763 64-Core Processor
Benchmark ZStandardCompressionCodec: Best Time(ms)
Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------------------------
-Decompression 10000 times from level 1 without buffer pool 635
635 0 0.0 63471.5 1.0X
-Decompression 10000 times from level 2 without buffer pool 637
638 1 0.0 63693.2 1.0X
-Decompression 10000 times from level 3 without buffer pool 637
638 1 0.0 63687.9 1.0X
-Decompression 10000 times from level 1 with buffer pool 545
545 0 0.0 54463.9 1.2X
-Decompression 10000 times from level 2 with buffer pool 544
545 1 0.0 54405.3 1.2X
-Decompression 10000 times from level 3 with buffer pool 544
545 1 0.0 54399.6 1.2X
+Decompression 10000 times from level 1 without buffer pool 595
595 0 0.0 59493.7 1.0X
+Decompression 10000 times from level 2 without buffer pool 596
596 1 0.0 59575.1 1.0X
+Decompression 10000 times from level 3 without buffer pool 596
597 1 0.0 59607.5 1.0X
+Decompression 10000 times from level 1 with buffer pool 541
542 1 0.0 54117.6 1.1X
+Decompression 10000 times from level 2 with buffer pool 541
542 1 0.0 54088.7 1.1X
+Decompression 10000 times from level 3 with buffer pool 541
542 0 0.0 54106.0 1.1X
-OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1021-azure
AMD EPYC 7763 64-Core Processor
Parallel Compression at level 3: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
-Parallel Compression with 0 workers 61 62
0 0.0 475889.8 1.0X
-Parallel Compression with 1 workers 43 45
2 0.0 338238.7 1.4X
-Parallel Compression with 2 workers 42 45
2 0.0 327766.3 1.5X
-Parallel Compression with 4 workers 43 45
1 0.0 334407.0 1.4X
-Parallel Compression with 8 workers 44 47
1 0.0 345047.0 1.4X
-Parallel Compression with 16 workers 50 52
1 0.0 387573.7 1.2X
+Parallel Compression with 0 workers 78 78
0 0.0 607618.7 1.0X
Review Comment:
cc @yaooqinn Will the results of this test also fluctuate?
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