RFR(XS): 8155570: serviceability/tmtools/jstat/GcTest02.java fails with parallel GC

Leonid Mesnik leonid.mesnik at oracle.com
Tue Oct 4 14:31:29 UTC 2016


Thank you for review!

Still waiting for official 'R'eview.

Leonid
On 04.10.2016 16:36, Dmitry Fazunenko wrote:
> Hi Leonid,
>
> The fix looks good to me.
>
> Thanks,
> Dima
>
> On 04.10.2016 11:23, Leonid Mesnik wrote:
>>
>> Hi
>>
>> Could you please review following fix:
>>
>> Webrev: http://cr.openjdk.java.net/~lmesnik/8155570/webrev.00/ 
>> <http://cr.openjdk.java.net/%7Elmesnik/8155570/webrev.00/>
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8155570
>>
>> Test filled java heap up to 70% and then failed with OOME in the java 
>> heap while filling metaspace. I updated test to fill metaspace first 
>> and then to fill heap.  Also I added more info about unexpected OOME.
>>
>> I verified locally that OOME doesn't happen now on my local host with 
>> all GC. Unfortunately I haven't run it yet in the lab because of 
>> infra outage. Also test still might fail because of jcmd/jstat crash 
>> caused by
>> <https://bugs.openjdk.java.net/browse/JDK-8166364>
>>
>> JDK-8166364 <https://bugs.openjdk.java.net/browse/JDK-8166364> fatal 
>> error: acquiring lock DirtyCardQ_CBL_mon/16 out of order with lock 
>> Module_lock/6 -- possible deadlock
>>
>>
>> Leonid
>>
>>
>

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