RFR: 8323634: Shenandoah: Document behavior of EvacOOM protocol [v5]

[Aleksey Shipilev]

On Tue, 6 Feb 2024 00:58:47 GMT, Y. Srinivas Ramakrishna <ysr at openjdk.org> wrote:

>> Kelvin Nilsen has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Fix spelling error and mismatched parentheses.
>
> src/hotspot/share/gc/shenandoah/shenandoahEvacOOMHandler.hpp line 172:
> 
>> 170:  * make the protocol more efficient.
>> 171:  *
>> 172:  * TODO: make refinements to the OOM-during-evac protocol so that it is less disruptive and more efficient.
> 
> May be all of this and the remainder of this comment in terms of improvements from line 162 above up to line 203 below should instead go in a JBS ticket, include here only a terse TODO with a pointer to the ticket for details:
> 
> // TODO: JDK-XXXX will investigate potential performance/efficiency improvements to this protocol.

+1

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PR Review Comment: https://git.openjdk.org/jdk/pull/17385#discussion_r1491241892