RFR: 8373225: GenShen: More adaptive old-generation growth heuristics [v5]

[Kelvin Nilsen]

On Wed, 10 Dec 2025 23:31:56 GMT, Y. Srinivas Ramakrishna <ysr at openjdk.org> wrote:

>> Kelvin Nilsen has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Remove FRACTIONAL_DENOMINATOR constat
>
> src/hotspot/share/gc/shenandoah/heuristics/shenandoahOldHeuristics.hpp line 206:
> 
>> 204:   bool is_experimental() override;
>> 205: 
>> 206: 
> 
> Although just an accessor, I'd document this API, perhaps using its intended usage as understood by its client:
> 
> 
> // Returns the current value of a dynamically
> // adjusted threshold percentage of garbage
> // above which an Old region should be deemed
> // eligible for evacuation.

Thanks.  Inserted.

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PR Review Comment: https://git.openjdk.org/jdk/pull/28561#discussion_r2611312529