RFR: JDK-8313781: Add regression tests for large page logging and user-facing error messages [v7]

[Thomas Stuefe]

On Mon, 23 Oct 2023 10:42:55 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:

>> In preparation for the UseSHM removal (https://bugs.openjdk.org/browse/JDK-8310841) I'd like more regression tests. 
>> 
>> The new test basically checks the behavior of the JVM when confronted with different variations of:
>> - OS capabilities
>> - JVM settings.
>> 
>> For example: If the JVM is started with -XX:+UseLargePages, but on the OS side there are no huge pages configured, or the kernel does not even support hugepages, the JVM should disable large pages and issue a warning.
>
> Thomas Stuefe 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 12 additional commits since the last revision:
> 
>  - Merge branch 'openjdk:master' into JDK-8313781-Add-regression-tests-for-large-page-logging-and-user-facing-error-messages
>  - Merge branch 'openjdk:master' into JDK-8313781-Add-regression-tests-for-large-page-logging-and-user-facing-error-messages
>  - Merge branch 'openjdk:master' into JDK-8313781-Add-regression-tests-for-large-page-logging-and-user-facing-error-messages
>  - Stefans suggestion
>    
>    Co-authored-by: Stefan Johansson <54407259+kstefanj at users.noreply.github.com>
>  - Stefans suggestion
>    
>    Co-authored-by: Stefan Johansson <54407259+kstefanj at users.noreply.github.com>
>  - Stefans suggestion
>    
>    Co-authored-by: Stefan Johansson <54407259+kstefanj at users.noreply.github.com>
>  - Merge branch 'JDK-8313781-Add-regression-tests-for-large-page-logging-and-user-facing-error-messages' of github.com:tstuefe/jdk into JDK-8313781-Add-regression-tests-for-large-page-logging-and-user-facing-error-messages
>  - skip empties
>    
>    Co-authored-by: Stefan Johansson <54407259+kstefanj at users.noreply.github.com>
>  - Remove THPmode unknown
>  - Several test fixes
>  - ... and 2 more: https://git.openjdk.org/jdk/compare/953fc66d...3069eebb

Thank you, David!

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PR Comment: https://git.openjdk.org/jdk/pull/15159#issuecomment-1782394627