[jdk21u-dev] RFR: 8314573: G1: Heap resizing at Remark does not take existing eden regions into account

[Goetz Lindenmaier]

On Mon, 1 Apr 2024 08:57:42 GMT, Liang Mao <lmao at openjdk.org> wrote:

> Clean backport of fix of G1 Heap resizing heuristics at remark
> 
> Additional testing:
>  - [x] Linux aarch64 server release/fastdebug, test/hotspot/jtreg/gc with +UseG1GC

Hi @mmyxym, I don't think the risk is that low.
After all, someone opened [JDK-8315866](https://bugs.openjdk.org/browse/JDK-8315866) because his GC behaved differently. Something like this can obstruct a producitve system.

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PR Comment: https://git.openjdk.org/jdk21u-dev/pull/429#issuecomment-2038088545