RFR: 8365909: [REDO] Add a compilation timeout flag to catch long running compilations [v2]

Tue Aug 26 13:23:37 UTC 2025

On Mon, 25 Aug 2025 07:20:44 GMT, Manuel Hässig <mhaessig at openjdk.org> wrote:

>> This PR adds a timeout for compilation tasks based on timer signals on Linux debug builds.
>> 
>> This PR is a redo of #25872 with fixes for the failing test.
>> 
>> Testing:
>>  - [x] Github Actions
>>  - [x] tier1,tier2 plus internal testing on all Oracle supproted platforms
>>  - [x] tier3,tier4 on linux-x64-debug
>>  - [x] tier1,tier2,tier3,tier4 on linux-x64-debug with `-XX:CompileTaskTimeout=60000`
>
> Manuel Hässig has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Fix indentation

Still good!

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Marked as reviewed by chagedorn (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/26882#pullrequestreview-3155604388