dongjoon-hyun commented on code in PR #44582:
URL: https://github.com/apache/spark/pull/44582#discussion_r1441081593


##########
sql/core/benchmarks/BloomFilterBenchmark-jdk21-results.txt:
##########
@@ -2,191 +2,191 @@
 ORC Write
 
================================================================================================
 
-OpenJDK 64-Bit Server VM 21+35 on Linux 5.15.0-1046-azure
-Intel(R) Xeon(R) Platinum 8370C CPU @ 2.80GHz
+OpenJDK 64-Bit Server VM 21.0.1+12-LTS on Linux 5.15.0-1053-azure
+AMD EPYC 7763 64-Core Processor
 Write 100M rows:                          Best Time(ms)   Avg Time(ms)   
Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
 
------------------------------------------------------------------------------------------------------------------------
-Without bloom filter                              11165          11186         
 30          9.0         111.6       1.0X
-With bloom filter                                 14006          14047         
 58          7.1         140.1       0.8X
+Without bloom filter                               7394           7604         
297         13.5          73.9       1.0X
+With bloom filter                                  9697           9733         
 51         10.3          97.0       0.8X
 
 
 
================================================================================================
 ORC Read
 
================================================================================================
 
-OpenJDK 64-Bit Server VM 21+35 on Linux 5.15.0-1046-azure
-Intel(R) Xeon(R) Platinum 8370C CPU @ 2.80GHz
+OpenJDK 64-Bit Server VM 21.0.1+12-LTS on Linux 5.15.0-1053-azure
+AMD EPYC 7763 64-Core Processor
 Read a row from 100M rows:                Best Time(ms)   Avg Time(ms)   
Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
 
------------------------------------------------------------------------------------------------------------------------
-Without bloom filter, blocksize: 2097152           1291           1323         
 45         77.4          12.9       1.0X
-With bloom filter, blocksize: 2097152              1065           1079         
 20         93.9          10.6       1.2X
+Without bloom filter, blocksize: 2097152            869            901         
 52        115.1           8.7       1.0X
+With bloom filter, blocksize: 2097152               890            895         
  7        112.4           8.9       1.0X

Review Comment:
   ~This could be a regression. Let me take a look.~
   The other bloomfilter read benchmarks (including Java 17) look good. This 
seems to be a transient issue due to the GitHub Action at that runtime.



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