RFR: DRAFT: Expand old on demand [v14]
Kelvin Nilsen
kdnilsen at openjdk.org
Sun Apr 16 19:55:26 UTC 2023
> This PR describes several proposed changes to dynamically adjust the sizes of old-gen and young-gen. In general, the objective is to keep old-gen as small as possible so that there is an abundance of memory available for the young-gen allocation runway.
>
> As currently drafted, there are regression failures. This DRAFT PR is published for the purpose of facilitating a careful code review.
Kelvin Nilsen has updated the pull request incrementally with one additional commit since the last revision:
Fix my fix for overwriting update_watermark in promote_in_place
I wasn't careful enough to assure that I did not introduce another
assertion error with my previous "fix".
-------------
Changes:
- all: https://git.openjdk.org/shenandoah/pull/248/files
- new: https://git.openjdk.org/shenandoah/pull/248/files/9a15b8e1..8bf03366
Webrevs:
- full: https://webrevs.openjdk.org/?repo=shenandoah&pr=248&range=13
- incr: https://webrevs.openjdk.org/?repo=shenandoah&pr=248&range=12-13
Stats: 6 lines in 1 file changed: 3 ins; 1 del; 2 mod
Patch: https://git.openjdk.org/shenandoah/pull/248.diff
Fetch: git fetch https://git.openjdk.org/shenandoah.git pull/248/head:pull/248
PR: https://git.openjdk.org/shenandoah/pull/248
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