On Sat, 13 Sep 2025 13:41:49 GMT, Albert Mingkun Yang <ay...@openjdk.org> wrote:
>> Improved test stability. See first comment for details.
>>
>> Tested by running the test 25 times with every GC on every supported
>> platform and also combined with -Xcomp.
>
> test/jdk/com/sun/jdi/JdbStopInNotificationThreadTest.java line 83:
>
>> 81: counter++;
>> 82: if (counter % 1000 == 0) {
>> 83: System.gc(); // Encourage promotion into
>> old/tenured generation
>
> I wonder if `fullGC` from `WhiteBox.java` can be used here -- it would make
> the intention to run full-gc explicit.
Given that the test does not need it to reliably promote 100% into the oldgen
on each call, only that allocated objects work there way there over time, I
think the System.gc() is fine. It seems to be working well with all GC's, at
least in the context of this test.
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PR Review Comment: https://git.openjdk.org/jdk/pull/27266#discussion_r2346922113
