RFR: 8373403: [TESTBUG] TestG1ClassUnloadingHWM.java could fail with large G1HeapRegionSize and small InitialHeapSize

[Man Cao]

Hi all,

Could anyone review this test-only improvement to make TestG1ClassUnloadingHWM.java more robust in various configurations?
See https://bugs.openjdk.org/browse/JDK-8373403 for more details.

-Man

-------------

Commit messages:
 - 8373403: [TESTBUG] TestG1ClassUnloadingHWM.java could fail with large G1HeapRegionSize and small InitialHeapSize

Changes: https://git.openjdk.org/jdk/pull/28738/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=28738&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8373403
  Stats: 2 lines in 1 file changed: 1 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/28738.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/28738/head:pull/28738

PR: https://git.openjdk.org/jdk/pull/28738