[jdk25u] RFR: 8366694: Test JdbStopInNotificationThreadTest.java timed out after 60 second

Tue Sep 9 04:03:49 UTC 2025

Hi all,

This backport PR contains two issues, [JDK-8366694](https://bugs.openjdk.org/browse/JDK-8366694) and [JDK-8366850](https://bugs.openjdk.org/browse/JDK-8366850). These two backport add '-Xmx256' to make debugee JVM to finish the java heap allocation quickly.

Both of the two backport are clean. Change has been verified locally on linux-x64, test-fix only, no risk.

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Commit messages:
 - 8366850: Test com/sun/jdi/JdbStopInNotificationThreadTest.java failed
 - Backport ed62bda2e0c51a67baae1fc28e41c9cd878db5f4

Changes: https://git.openjdk.org/jdk25u/pull/176/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk25u&pr=176&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8366694
  Stats: 4 lines in 1 file changed: 2 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk25u/pull/176.diff
  Fetch: git fetch https://git.openjdk.org/jdk25u.git pull/176/head:pull/176

PR: https://git.openjdk.org/jdk25u/pull/176