[jdk17u-dev] Withdrawn: 8293503: gc/metaspace/TestMetaspacePerfCounters.java#Epsilon-64 failed assertGreaterThanOrEqual: expected MMM >= NNN

[SendaoYan]

On Fri, 26 Apr 2024 09:19:21 GMT, SendaoYan <syan at openjdk.org> wrote:

> Hi,
>  Backport of JDK-[8293503](https://bugs.openjdk.org/browse/JDK-8293503), to fix the [intermittent failure](https://github.com/openjdk-bots/jdk17u-dev/actions/runs/8841821807/job/24280514750) of TestMetaspacePerfCounters.java.
>   This PR add a proper barrier inbetween two measurements. Only change the testcase, the change has been verify on below binary:
> 
> - [x] linux x64 release
> - [x] linux x64 fastdebug
> - [x] linux x86 release
> - [x] linux x86 fastdebug

This pull request has been closed without being integrated.

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PR: https://git.openjdk.org/jdk17u-dev/pull/2431