RFR: 8308609: java/lang/ScopedValue/StressStackOverflow.java fails with "-XX:-VMContinuations" [v4]

Andrew Haley aph at openjdk.org
Tue Jun 13 14:54:15 UTC 2023


On Mon, 12 Jun 2023 14:26:40 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>> Andrew Haley has updated the pull request incrementally with two additional commits since the last revision:
>> 
>>  - Remove ScopedValue/StressStackOverflow.java.
>>  - Cleanup
>
> test/jdk/ProblemList-Virtual.txt line 48:
> 
>> 46: 
>> 47: java/lang/ScopedValue/StressStackOverflow.java 8309646 generic-all
>> 48: 
> 
> That's the issue for the JTREG_TEST_THREAD_FACTORY=Virtual runs. I think we need to leave it excluded until that issue is diagnosed/fixed. 
> 
> However, in jdk/test/ProblemList.txt, it is excluded on linux-s390x as that platform doesn't seem to have, or use, VM continuations and so is using the fallback/alternative implementation. I think this entry can be removed now.

I think it's fixed now.

Two problems:
1. Test was not guaranteed to make forward progress. Fixed with a 3 minute timeout.
2. Test was very slow in some conditions. Likewise.

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PR Review Comment: https://git.openjdk.org/jdk/pull/14399#discussion_r1228254511


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