RFR: 8373225: GenShen: More adaptive old-generation growth heuristics [v4]

[Kelvin Nilsen]

On Wed, 10 Dec 2025 21:32:58 GMT, William Kemper <wkemper at openjdk.org> wrote:

>> Kelvin Nilsen has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Protect against underflow when computing old growth trigger threshold
>
> src/hotspot/share/gc/shenandoah/shenandoahOldGeneration.hpp line 290:
> 
>> 288:   State _state;
>> 289: 
>> 290:   static const size_t FRACTIONAL_DENOMINATOR = 65536;
> 
> Is anything still using this constant?

Thanks for the catch.  Removed now.

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PR Review Comment: https://git.openjdk.org/jdk/pull/28561#discussion_r2608316470