RFR: 8148397: Create new tests for IHOP

[Michail Chernov]

Dmitry,

Thanks for reviewing, test was renamed as you proposed.

http://cr.openjdk.java.net/~mchernov/8148397/webrev.01/

Thanks
Michail

On 21.03.2016 17:12, Dmitry Fazunenko wrote:
> Michail,
>
> The fix looks good to me. Could you consider renaming:
> test/stress/gc/TestIHOPParallel
> -->
> test/stress/gc/TestStressIHOPMultiThread
>
> Thanks,
> Dima
>
>
> On 18.03.2016 18:57, Michail Chernov wrote:
>> Hi,
>>
>> Could I have a review for this change, please:
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8148397
>> Webrev: http://cr.openjdk.java.net/~mchernov/8148397/webrev.00/
>>
>> TestIHOPParallel.java - stress test for Adaptive IHOP with logging. 
>> Test allocates and frees memory in several threads. Executes with 
>> enabled logging for IHOP: 
>> -Xlog:gc+ihop=debug,gc+ihop+ergo=debug,gc+ergo=debug . Expects for no 
>> crashes during working.
>>
>> TestIHOPStatic.java - provokes concurrent cycle initiation with 
>> static IHOP during allocation to check that occupancy and threshold 
>> (IHOP) are valid and occupancy is greater than threshold.
>>
>> TestIHOPErgo.java - provokes concurrent cycle initiation with static 
>> and adaptive IHOP. Checks that occupancy and threshold are valid. 
>> Checks that adaptive IHOP prediction is activated during some iterations.
>>
>> Executed on several configurations with nightly VM options.
>>
>> Thanks
>> Michail
>>
>>
>>
>>
>

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