RFR: 8265240: runtime/Thread/SuspendAtExit.java needs updating [v2]

[Robbin Ehn]

On Wed, 21 Apr 2021 21:22:50 GMT, Daniel D. Daugherty <dcubed at openjdk.org> wrote:

>> I'm updating the runtime/Thread/SuspendAtExit.java test:
>> 
>> - switch from java.lang.Thread.suspend() to JVM/TI SuspendThread()
>> - switch from java.lang.Thread.resume() to JVM/TI ResumeThread()
>> - switch from counter-based to time-based testing
>> - improve error checking since we're now using an API with error codes!
>> 
>> I've used this test to stress @robehn's fix for JDK-8257831 using both
>> invocation styles for 9 hours each in {fastdebug, release, slowdebug}
>> configs without any issues.
>> 
>> I've run the updated test thru Mach5 Tier[134567] testing; one timeout
>> was observed in a single Tier6 run on Win-X64. I believe this is a case of
>> a lost Thread.interrupt() call.
>
> Daniel D. Daugherty has updated the pull request incrementally with one additional commit since the last revision:
> 
>   dholmes CR changes.

Marked as reviewed by rehn (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/3576