On Mon, 28 Apr 2025 17:06:55 GMT, Raffaello Giulietti <rgiulie...@openjdk.org>
wrote:
> Can you show the benchmark results before/after, perhaps specifying the
> characteristics of your machine (CPU make/model, RAM, OS)?
CPU: Intel Core i3 7100U @ 2.40GHz
RAM: 8,00GB Dual-Channel DDR4 @ 1063MHz
OS: Kali Linux 2025.1a-amd64 (virtual machine on Windows)
With the default JVM on Kali Linux, I get this results:
JMH version: 1.37
VM version: JDK 21.0.7-ea, OpenJDK 64-Bit Server VM, 21.0.7-ea+8-Debian-1
Benchmark Mode Cnt Score
Error Units
BigIntegerPow.testPowL avgt 3 18947869090.667 ±
3911381786.675 ns/op
BigIntegerPow.testPowL:gc.alloc.rate avgt 3 1969.373 ±
409.941 MB/sec
BigIntegerPow.testPowL:gc.alloc.rate.norm avgt 3 39130645992.000 ±
583.799 B/op
BigIntegerPow.testPowL:gc.count avgt 3 751.000
counts
BigIntegerPow.testPowL:gc.time avgt 3 1459.000
ms
BigIntegerPow.testPowM avgt 3 19118357966.000 ±
3469381107.647 ns/op
BigIntegerPow.testPowM:gc.alloc.rate avgt 3 1949.412 ±
353.047 MB/sec
BigIntegerPow.testPowM:gc.alloc.rate.norm avgt 3 39080806429.333 ±
337.057 B/op
BigIntegerPow.testPowM:gc.count avgt 3 721.000
counts
BigIntegerPow.testPowM:gc.time avgt 3 1384.000
ms
BigIntegerPow.testPowS avgt 3 19440511008.000 ±
28974697236.522 ns/op
BigIntegerPow.testPowS:gc.alloc.rate avgt 3 1836.681 ±
2636.321 MB/sec
BigIntegerPow.testPowS:gc.alloc.rate.norm avgt 3 37281212394.667 ±
337.057 B/op
BigIntegerPow.testPowS:gc.count avgt 3 744.000
counts
BigIntegerPow.testPowS:gc.time avgt 3 1491.000
ms
BigIntegerPow.testPowXL avgt 3 18702202580.667 ±
3764367371.343 ns/op
BigIntegerPow.testPowXL:gc.alloc.rate avgt 3 2001.545 ±
402.444 MB/sec
BigIntegerPow.testPowXL:gc.alloc.rate.norm avgt 3 39249581138.667 ±
337.057 B/op
BigIntegerPow.testPowXL:gc.count avgt 3 763.000
counts
BigIntegerPow.testPowXL:gc.time avgt 3 1398.000
ms
BigIntegerPow.testPowXS avgt 3 15613228655.667 ±
2307582100.089 ns/op
BigIntegerPow.testPowXS:gc.alloc.rate avgt 3 1807.160 ±
266.932 MB/sec
BigIntegerPow.testPowXS:gc.alloc.rate.norm avgt 3 29586699256.000 ±
583.799 B/op
BigIntegerPow.testPowXS:gc.count avgt 3 525.000
counts
BigIntegerPow.testPowXS:gc.time avgt 3 1006.000
ms
Instead, when I try to run the tests with OpenJDK 25, unfortunately I get this
Exception:
Exception in thread "main" java.lang.RuntimeException: ERROR: Unable to find
the resource: /META-INF/BenchmarkList
at
org.openjdk.jmh.runner.AbstractResourceReader.getReaders(AbstractResourceReader.java:98)
at org.openjdk.jmh.runner.BenchmarkList.find(BenchmarkList.java:124)
at org.openjdk.jmh.runner.Runner.internalRun(Runner.java:252)
at org.openjdk.jmh.runner.Runner.run(Runner.java:208)
at org.openjdk.jmh.Main.main(Main.java:71)
-------------
PR Comment: https://git.openjdk.org/jdk/pull/24690#issuecomment-2838326374
