RFR: 8369041: Release memory after testing in ThreadsRunner.java [v2]

Mon Oct 6 10:03:10 UTC 2025

> Small patch of cleaning up no longer used data structures after testing is complete. 
> 
> Test: tier1-5

Albert Mingkun Yang has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:

 - review
 - Merge branch 'master' into stress-free-memory
 - stress-free-memory

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/27606/files
  - new: https://git.openjdk.org/jdk/pull/27606/files/58f36e18..5043238e

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=27606&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=27606&range=00-01

  Stats: 7191 lines in 335 files changed: 3991 ins; 1601 del; 1599 mod
  Patch: https://git.openjdk.org/jdk/pull/27606.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/27606/head:pull/27606

PR: https://git.openjdk.org/jdk/pull/27606