RFR: 8342818: Implement CPU Time Profiling for JFR [v4]

[Johannes Bechberger]

On Wed, 30 Oct 2024 21:48:42 GMT, Markus Grönlund <mgronlun at openjdk.org> wrote:

>> I wanted to give the user the info that both formats are usable (because this is documented nowhere else) and in profiling we usually don't care about having too many events.
>
> We do care about having too many events, even for profiling.

If you say so. Then I set the value to `2000/s` and we're fine?

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PR Review Comment: https://git.openjdk.org/jdk/pull/20752#discussion_r1823839732