RFR(T): 8234272 ProblemList runtime/NMT/HugeArenaTracking.java

[Leonid Mesnik]

Hi

Unfortunately, I don't know any publicly available test which could 
reproduce this issue right now.

We also run some jdk/hotstpot regression tests with NMT enabled, however 
not sure if they could be used as reproducers.

Leonid

On 11/16/19 6:04 AM, Zhengyu Gu wrote:
> Hi Leonid,
>
> On 11/15/19 6:43 PM, Leonid Mesnik wrote:
>> It would be better to backout fix.
>>
>> Other tests executed with NMT triggered this assertion also. So we 
>> are going to have a lot of assertions.
>
> Are any of these "other tests" publicly available? If so, could you 
> point me what are they?
>
> Thanks,
>
> -Zhengyu
>
>>
>> Leonid
>>
>> On 11/15/19 3:26 PM, Daniel D. Daugherty wrote:
>>> Greetings,
>>>
>>> runtime/NMT/HugeArenaTracking.java is a new test added by the 
>>> following fix:
>>>
>>>     JDK-8204128 NMT might report incorrect numbers for Compiler area
>>>     https://bugs.openjdk.java.net/browse/JDK-8204128
>>>
>>> The test is failing in the JDK-14 CI on the Win* platforms. That 
>>> failure is
>>> tracked by:
>>>
>>>     JDK-8234270 HugeArenaTracking.java failed assert(_size >= sz) 
>>> failed: deallocation > allocated
>>>     https://bugs.openjdk.java.net/browse/JDK-8234270
>>>
>>> To keep the noise in the CI down over the weekend, I'm putting the test
>>> on the ProblemList for Win* using this bug:
>>>
>>>     JDK-8234272 ProblemList runtime/NMT/HugeArenaTracking.java
>>>     https://bugs.openjdk.java.net/browse/JDK-8234272
>>>
>>> Here's the trivial diff:
>>>
>>> $ hg diff
>>> diff -r 8e7f29b1ad4a test/hotspot/jtreg/ProblemList.txt
>>> --- a/test/hotspot/jtreg/ProblemList.txt    Fri Nov 15 14:22:24 2019 
>>> -0800
>>> +++ b/test/hotspot/jtreg/ProblemList.txt    Fri Nov 15 18:22:00 2019 
>>> -0500
>>> @@ -90,6 +90,7 @@
>>>  # :hotspot_runtime
>>>
>>>  runtime/jni/terminatedThread/TestTerminatedThread.java 8219652 
>>> aix-ppc64
>>> +runtime/nmt/HugeArenaTracking.java 8234270 windows-x64
>>>  runtime/ReservedStack/ReservedStackTest.java 8231031 generic-all
>>>
>>>  ############################################################################# 
>>>
>>>
>>>
>>> Thanks, in advance, for any comments, questions or suggestions.
>>>
>>> Dan
>>>
>>
>