RFR: 8314599: [GenShen] Couple adaptive tenuring and generation size budgeting [v4]

[William Kemper]

On Thu, 9 Oct 2025 23:44:04 GMT, Y. Srinivas Ramakrishna <ysr at openjdk.org> wrote:

>> William Kemper has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Review feedback, bug fixes
>
>> Here we are comparing 20 executions (10 on x86, 10 on aarch64) of the changes in the PR (experiment) against 20 executions of the same benchmarks results from tip.
> 
> @earthling-amzn : Can the comparisons be done in each of the two classes, i.e. x86 and aarch64, separately? Not sure if it'll give more statistically significant differences between test and control.
> 
> Was there any significant difference (on x86 or aarch64 separately) on SPECjbb?

@ysramakrishna , the results between aarch64 and x86 are similar.

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PR Comment: https://git.openjdk.org/jdk/pull/27632#issuecomment-3412312046