RFR: 8330215: Trim working set for OldObjectSamples

[Markus Grönlund]

On Mon, 15 Apr 2024 00:31:31 GMT, Jaroslav Bachorik <jbachorik at openjdk.org> wrote:

>> Greetings,
>> 
>> During the investigation around a potential memory leak, initially thought to be related to JFR and OldObjectSamples, but eventually reduced to https://bugs.openjdk.org/browse/JDK-8303767, a few minor improvements were made.
>> 
>> There is no need to save class unload typesets if there are no new unresolved entries for the epoch in the priority queue. 
>> 
>> Testing: jdk_jfr, stress testing
>> 
>> Thanks
>> Markus
>
> Marked as reviewed by jbachorik (Reviewer).

Thank you, @jbachorik  and @egahlin, for the reviews.

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PR Comment: https://git.openjdk.org/jdk/pull/18776#issuecomment-2058360467