RFR: 8367297: Test Test com/sun/jdi/JdbStopInNotificationThreadTest.java can still fail after JDK-8366850

[Albert Mingkun Yang]

On Sat, 13 Sep 2025 00:19:23 GMT, Chris Plummer <cjplummer at 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.

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PR Review Comment: https://git.openjdk.org/jdk/pull/27266#discussion_r2346652763