kgyrtkirk opened a new issue, #15537:
URL: https://github.com/apache/druid/issues/15537
```
java -jar benchmarks/target/benchmarks.jar
org.apache.druid.benchmark.DataSketchesHllBenchmark.initAndSerde
```
results in:
```
java.lang.ClassCastException: class
org.apache.druid.query.aggregation.datasketches.hll.HllSketchHolder cannot be
cast to class org.apache.datasketches.hll.HllSketch
(org.apache.druid.query.aggregation.datasketches.hll.HllSketchHolder and
org.apache.datasketches.hll.HllSketch are in unnamed module of loader 'app')
at
org.apache.druid.benchmark.DataSketchesHllBenchmark.initAndSerde(DataSketchesHllBenchmark.java:128)
at
org.apache.druid.benchmark.generated.DataSketchesHllBenchmark_initAndSerde_jmhTest.initAndSerde_thrpt_jmhStub(DataSketchesHllBenchmark_initAndSerde_jmhTest.java:143)
at
org.apache.druid.benchmark.generated.DataSketchesHllBenchmark_initAndSerde_jmhTest.initAndSerde_Throughput(DataSketchesHllBenchmark_initAndSerde_jmhTest.java:83)
at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at
org.openjdk.jmh.runner.BenchmarkHandler$BenchmarkTask.call(BenchmarkHandler.java:453)
at
org.openjdk.jmh.runner.BenchmarkHandler$BenchmarkTask.call(BenchmarkHandler.java:437)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at
java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:829)
```
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