RFR: 8346875: Test jdk/jdk/jfr/event/os/TestCPULoad.java fails on macOS [v2]

Matthias Baesken mbaesken at openjdk.org
Thu Jan 16 14:52:39 UTC 2025


On Thu, 16 Jan 2025 14:45:16 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> The test fails on some new Mac instances (macOS 14.5 (macOS aarch64) , CPU Apple M2) with :
>> java.lang.AssertionError: Expected at least one event
>> at jdk.jfr.event.os.TestCPULoad.main(TestCPULoad.java:62)
>> at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
>> at java.base/java.lang.reflect.Method.invoke(Method.java:565)
>> at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
>> at java.base/java.lang.Thread.run(Thread.java:1447)
>> 
>> The current sleep value seems to be a bit too slow for those machines.  The issues occured (mostly) with fastdebug binaries.
>
> Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:
> 
>   adjust the program, burn some cycles instead

Hi Erik, I added some code doing a few calculations. Let's see if this is good .

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PR Comment: https://git.openjdk.org/jdk/pull/23136#issuecomment-2595932390


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