RFR (trivial): 8248906: runtime/Thread/ThreadObjAccessAtExit.java fails due to OutOfMemoryErrors

[David Holmes]

Hi Martin,

Thanks for the review.

Cheers,
David

On 4/08/2020 5:53 pm, Doerr, Martin wrote:
> Hi David,
> 
> I'm fine with this fix. Looks good and trivial.
> 
> Best regards,
> Martin
> 
> 
>> -----Original Message-----
>> From: hotspot-runtime-dev <hotspot-runtime-dev-retn at openjdk.java.net>
>> On Behalf Of David Holmes
>> Sent: Dienstag, 4. August 2020 06:45
>> To: hotspot-runtime-dev at openjdk.java.net
>> Subject: RFR (trivial): 8248906: runtime/Thread/ThreadObjAccessAtExit.java
>> fails due to OutOfMemoryErrors
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8248906
>> webrev: http://cr.openjdk.java.net/~dholmes/8248906/webrev/
>>
>> This rare OOME with ZGC doesn't reproduce readily and has not reappeared
>> in the mainline CI. However it has failed twice in Panama testing for
>> the same reasons. A personal test job also showed that ZGC plus JFR
>> fails in a more extreme way (VM initialization failure) and that failure
>> is completely reproducible. Bumping the minimum heap to 11M fixed that
>> issue so that is what I will commit for this fix.
>>
>> Testing via tiers 1-3 plus manual on Linux.
>>
>> Thanks,
>> David