RFR: 8337789: JEP 509: JFR CPU-Time Profiling (Experimental) [v47]

[Kerem Kat]

On Mon, 5 May 2025 14:22:07 GMT, Johannes Bechberger <jbechberger at openjdk.org> wrote:

>> This is the code for the [JEP draft: CPU Time based profiling for JFR].
>> 
>> Currently tested using [this test suite](https://github.com/parttimenerd/basic-profiler-tests).
>> 
>> A version based on the cooperative sampling JEP can be found [here](https://github.com/parttimenerd/jdk/tree/parttimenerd_cooperative_cpu_time_sampler).
>
> Johannes Bechberger has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Simplify local trace stack

I ran the same test with `async-profiler` attached, did not change the outcome. I did not observe any crashes with `async-profiler` on the parent commit.

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PR Comment: https://git.openjdk.org/jdk/pull/20752#issuecomment-2890544695