RFR: 8357445: G1: Time-Based Heap Uncommit During Idle Periods [v7]

[Monica Beckwith]

On Tue, 2 Sep 2025 10:01:43 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

>> Monica Beckwith has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Remove unused static _uncommit_delay member and accessor
>
> src/hotspot/share/gc/g1/g1HeapEvaluationTask.cpp line 37:
> 
>> 35: 
>> 36: G1HeapEvaluationTask::G1HeapEvaluationTask(G1CollectedHeap* g1h, G1HeapSizingPolicy* heap_sizing_policy) :
>> 37:   PeriodicTask(G1TimeBasedEvaluationIntervalMillis),  // Use PeriodicTask with interval
> 
> Periodic tasks do not have a flexible interval. So making `G1TimeBasedEvaluationIntervalMillis` manageable and changing it will have no effect (and `PeriodicTask` does not support changing intervals).

I have changed it to use the G1Service task framework

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PR Review Comment: https://git.openjdk.org/jdk/pull/26240#discussion_r2411931348