[jdk8u-dev] Integrated: 8240189: [TESTBUG] Some cgroup tests are failing after JDK-8231111

[Jonathan Dowland]

On Mon, 26 Sep 2022 10:15:27 GMT, Jonathan Dowland <jdowland at openjdk.org> wrote:

> This is a back port of 8240189: [TESTBUG] Some cgroup tests are failing after JDK-8231111
> for jdk8u-dev as part of an effort to backport support for Cgroups V2.
> 
> The intention is for this PR to depend upon [8231111: 2Cgroups v2: Rework Metrics in java.base so as to recognize unified hierarchy](https://github.com/openjdk/jdk8u-dev/pull/121), which in turn depends upon [8206456: [TESTBUG] docker jtreg tests fail on systems without cpuset.effective_cpus / cpuset.effective_mems](https://github.com/openjdk/jdk8u-dev/pull/123), both of which are dependencies for this patch-set.
> 
> This backport is one commit on top of pr/121. It does not apply clean after path unshuffling: some of the patch contexts around `MetricsMemoryTester.java`,  `MetricsTesterCgroupV1.java` and  `MetricsTesterCgroupV2.java` differ due to changes made in pr/121 to adjust for jdk8u-dev support (replacing `Arrays.compare` with `Arrays.equals`)
> 
> I'll report back testing results to this PR, I have to untangle them a bit first.

This pull request has now been integrated.

Changeset: 9cd39a40
Author:    Jonathan Dowland <jdowland at openjdk.org>
URL:       https://git.openjdk.org/jdk8u-dev/commit/9cd39a4018c2126f4cccde07be9482c7a03ce663
Stats:     145 lines in 5 files changed: 46 ins; 28 del; 71 mod

8240189: [TESTBUG] Some cgroup tests are failing after JDK-8231111

Reviewed-by: sgehwolf
Backport-of: c92adf41587767e9c5c8e116cfaeb375d36928aa

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PR: https://git.openjdk.org/jdk8u-dev/pull/124