RFR: 8265240: runtime/Thread/SuspendAtExit.java needs updating

[Robbin Ehn]

On Mon, 19 Apr 2021 19:15:18 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.

Thanks for fixing. Oh only in draft state ;)

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Marked as reviewed by rehn (Reviewer).

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