[jdk21u-dev] RFR: 8328744: Parallel: Parallel GC throws OOM before heap is fully expanded

[Zhengyu Gu]

Backport [JDK-8328744](https://bugs.openjdk.org/browse/JDK-8328744) to 21u, as it is a p2 bug.

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Commit messages:
 - Backport bf8146eac24ba8e00d1794ef7134ecf2476cf897

Changes: https://git.openjdk.org/jdk21u-dev/pull/546/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=546&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8328744
  Stats: 5 lines in 1 file changed: 2 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/546.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/546/head:pull/546

PR: https://git.openjdk.org/jdk21u-dev/pull/546