[jdk21u-dev] RFR: 8354475: TestDockerMemoryMetricsSubgroup.java fails with exitValue = 1 [v2]

[Sergey Chernyshev]

> This is a clean backport of JDK-8354475, a follow up fix for JDK-8343191 (#2278)
> 
> This PR depends on and can be integrated after #2280

Sergey Chernyshev 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.

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

Changes:
  - all: https://git.openjdk.org/jdk21u-dev/pull/2282/files
  - new: https://git.openjdk.org/jdk21u-dev/pull/2282/files/e798031a..e798031a

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2282&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2282&range=00-01

  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2282.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2282/head:pull/2282

PR: https://git.openjdk.org/jdk21u-dev/pull/2282