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https://issues.apache.org/jira/browse/CASSANDRA-18696?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17748435#comment-17748435
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Berenguer Blasi commented on CASSANDRA-18696:
---------------------------------------------
Apologies for the probably unnecessary +1 but I wanted to check a couple jmh I
know of and their exact numbers and expectations. All LGTM +1
{noformat}
[java] Benchmark (diskRAMParam)
(liveDTPcParam) (sstableParam) Mode Cnt Score Error Units
[java] DeletionTimeDeSerBench.testE2EDeSerializeDT RAM
70PcLive NC avgt 15 790054.301 ± 17371.734 ns/op
[java] DeletionTimeDeSerBench.testE2EDeSerializeDT RAM
70PcLive OA avgt 15 537364.490 ± 11376.957 ns/op
[java] DeletionTimeDeSerBench.testE2EDeSerializeDT RAM
30PcLive NC avgt 15 1201853.555 ± 8361.631 ns/op
[java] DeletionTimeDeSerBench.testE2EDeSerializeDT RAM
30PcLive OA avgt 15 955639.493 ± 8058.633 ns/op
[java] DeletionTimeDeSerBench.testE2EDeSerializeDT Disk
70PcLive NC avgt 15 1384600.933 ± 57878.582 ns/op
[java] DeletionTimeDeSerBench.testE2EDeSerializeDT Disk
70PcLive OA avgt 15 719772.522 ± 24638.764 ns/op
[java] DeletionTimeDeSerBench.testE2EDeSerializeDT Disk
30PcLive NC avgt 15 1694409.156 ± 40679.844 ns/op
[java] DeletionTimeDeSerBench.testE2EDeSerializeDT Disk
30PcLive OA avgt 15 1274244.014 ± 39696.821 ns/op
[java] DeletionTimeDeSerBench.testE2ESerializeDT RAM
70PcLive NC avgt 15 495671.176 ± 12119.327 ns/op
[java] DeletionTimeDeSerBench.testE2ESerializeDT RAM
70PcLive OA avgt 15 298808.073 ± 4842.600 ns/op
[java] DeletionTimeDeSerBench.testE2ESerializeDT RAM
30PcLive NC avgt 15 662668.677 ± 5628.193 ns/op
[java] DeletionTimeDeSerBench.testE2ESerializeDT RAM
30PcLive OA avgt 15 493528.208 ± 30317.138 ns/op
[java] DeletionTimeDeSerBench.testE2ESerializeDT Disk
70PcLive NC avgt 15 1573535.262 ± 220634.296 ns/op
[java] DeletionTimeDeSerBench.testE2ESerializeDT Disk
70PcLive OA avgt 15 523997.243 ± 3344.615 ns/op
[java] DeletionTimeDeSerBench.testE2ESerializeDT Disk
30PcLive NC avgt 15 1771046.649 ± 170000.962 ns/op
[java] DeletionTimeDeSerBench.testE2ESerializeDT Disk
30PcLive OA avgt 15 1009809.493 ± 128296.671 ns/op
[java] DeletionTimeDeSerBench.testRawAlgReads RAM
70PcLive NC avgt 15 0.451 ± 0.006 ns/op
[java] DeletionTimeDeSerBench.testRawAlgReads RAM
70PcLive OA avgt 15 0.447 ± 0.007 ns/op
[java] DeletionTimeDeSerBench.testRawAlgReads RAM
30PcLive NC avgt 15 0.447 ± 0.008 ns/op
[java] DeletionTimeDeSerBench.testRawAlgReads RAM
30PcLive OA avgt 15 0.444 ± 0.003 ns/op
[java] DeletionTimeDeSerBench.testRawAlgReads Disk
70PcLive NC avgt 15 0.449 ± 0.006 ns/op
[java] DeletionTimeDeSerBench.testRawAlgReads Disk
70PcLive OA avgt 15 0.446 ± 0.004 ns/op
[java] DeletionTimeDeSerBench.testRawAlgReads Disk
30PcLive NC avgt 15 0.452 ± 0.008 ns/op
[java] DeletionTimeDeSerBench.testRawAlgReads Disk
30PcLive OA avgt 15 0.444 ± 0.004 ns/op
[java] DeletionTimeDeSerBench.testRawAlgWrites RAM
70PcLive NC avgt 15 0.445 ± 0.004 ns/op
[java] DeletionTimeDeSerBench.testRawAlgWrites RAM
70PcLive OA avgt 15 0.448 ± 0.006 ns/op
[java] DeletionTimeDeSerBench.testRawAlgWrites RAM
30PcLive NC avgt 15 0.453 ± 0.005 ns/op
[java] DeletionTimeDeSerBench.testRawAlgWrites RAM
30PcLive OA avgt 15 0.451 ± 0.008 ns/op
[java] DeletionTimeDeSerBench.testRawAlgWrites Disk
70PcLive NC avgt 15 0.443 ± 0.001 ns/op
[java] DeletionTimeDeSerBench.testRawAlgWrites Disk
70PcLive OA avgt 15 0.451 ± 0.004 ns/op
[java] DeletionTimeDeSerBench.testRawAlgWrites Disk
30PcLive NC avgt 15 0.454 ± 0.006 ns/op
[java] DeletionTimeDeSerBench.testRawAlgWrites Disk
30PcLive OA avgt 15 0.453 ± 0.009 ns/op
{noformat}
> Update JMH
> ----------
>
> Key: CASSANDRA-18696
> URL: https://issues.apache.org/jira/browse/CASSANDRA-18696
> Project: Cassandra
> Issue Type: Task
> Components: Build, Dependencies
> Reporter: Ekaterina Dimitrova
> Assignee: Ekaterina Dimitrova
> Priority: Normal
> Fix For: 5.x
>
>
> [~marianne-manaog] was trying to do some profiling and noticed illegal access
> exceptions. Our version of JMH is from 2018; as per my recommendation,
> upgrading to the latest one from the end of 2022 solved her problems. The new
> version is tested with the JDK versions up to 17.
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