[jdk21u-dev] RFR: 8319048: Monitor deflation unlink phase prolongs time to safepoint

[Aleksey Shipilev]

On Mon, 18 Mar 2024 09:15:14 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to improve TTSP under heavy monitor deflation, and provide better parity.
> 
> Additional testing:
>  - [x] Ad-hoc benchmarks show TTSP improvements
>  - [x] MacOS AArch64 server fastdebug, `runtime/Monitor` passes
>  - [x] Linux x86_64 server fastdebug, `all`

GHA failures are environmental.

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PR Comment: https://git.openjdk.org/jdk21u-dev/pull/369#issuecomment-2007417018