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

[Daniel D. Daugherty]

On 11/15/19 8:46 PM, Leonid Mesnik wrote:
> Yes, and the stress testing is going to be completely broken.

That would be a Bad Thing (TM); especially on a weekend. I'll get a new
subtask going for backing out JDK-8204128.

Dan



> I think it would be make a sense to pre-test fix with Kitchensink 
> before integration. I could help with this if needed.
>
> Leonid
>
> On 11/15/19 5:19 PM, Daniel D. Daugherty wrote:
>> Sorry I missed this. I took a (late) dinner break with the family.
>>
>> Okay, so we're going to see more failures in the higher tiers due to 
>> this
>> fix. Based on your update to JDK-8234270, we'll see some Kitchensink 
>> failures
>> also right? Possibly as early as Tier4, but definitely by Tier6... 
>> sigh...
>>
>> Dan
>>
>>
>> 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.
>>>
>>> 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
>>>>
>>