[jdk17u-dev] RFR: 8330523: Reduce runtime and improve efficiency of KeepAliveTest

Mon May 13 13:02:12 UTC 2024

Backport this test improvement. I only had to do minor resolvation.

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Commit messages:
 - Backport c12dfc3571235bb57b2287e06c0cebb764f47a9a

Changes: https://git.openjdk.org/jdk17u-dev/pull/2463/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2463&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8330523
  Stats: 1230 lines in 1 file changed: 75 ins; 1012 del; 143 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/2463.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/2463/head:pull/2463

PR: https://git.openjdk.org/jdk17u-dev/pull/2463