8374322: TestMemoryWithSubgroups.java fails Permission denied

[sendaoYan]

Hi all,

Test containers/docker/TestMemoryWithSubgroups.java fails on some docker images. If the default user inside docker is non root user, test will report fails "mkdir: cannot create directory '/sys/fs/cgroup/memory': Permission denied". I think it's better to throw SkippedException rather than report failure when it's do not have root permission inside docker.

Change has been verified locally on ubuntu22(cgroup v2). Test-fix only, no risk.

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• JDK-8374322: TestMemoryWithSubgroups.java fails Permission denied (Bug - P4)

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