RFR: 8026047: [TESTBUG] add regression test for DisableExplicitGC flag

Michail Chernov michail.chernov at oracle.com
Wed Feb 11 12:55:06 UTC 2015


Hi,

Still hoping for review!

Thanks,
Michail

On 05.02.2015 21:05, Michail Chernov wrote:
> Hi,
>
> Still waiting for reviews!
>
> Thanks,
> Michail
>
> On 03.02.2015 20:12, Michail Chernov wrote:
>> Hi,
>>
>> Can someone take a look on these changes, please?
>>
>> Thanks,
>> Michail
>>
>> On 30.01.2015 18:33, Michail Chernov wrote:
>>> Hi Leonid,
>>>
>>> Issues were fixed:
>>> http://cr.openjdk.java.net/~eistepan/~mchernov/8026047/webrev.01/
>>>
>>> Now all testcases are executed  from the same VM.
>>>
>>> Thanks,
>>> Michail
>>>
>>> On 28.01.2015 18:28, Leonid Mesnik wrote:
>>>> Hi
>>>>
>>>> Why is it needed to start VM twice for each test. It is very 
>>>> expensive especially for low-end devices.
>>>>
>>>> Is it possible to have driver which starts VM several times with 
>>>> different combinations of options and check it output/exit code 
>>>> etc? Also it would be much easier to read such test.
>>>>
>>>>
>>>> Leonid
>>>>
>>>> On 27.01.2015 18:35, Michail Chernov wrote:
>>>>> Hi all,
>>>>>
>>>>> Please review the fix with new test for DisableExplicitGC VM flag.
>>>>>
>>>>> Webrev: 
>>>>> http://cr.openjdk.java.net/~eistepan/~mchernov/8026047/webrev.00/
>>>>> Enhancement: https://bugs.openjdk.java.net/browse/JDK-8026047
>>>>>
>>>>> There is one scenario with 6 parameters combinations.
>>>>>
>>>>> 1,2,3 scenarios test default value for DisableExplicitGC, 
>>>>> DisableExplicitGC=true and DisableExplicitGC=false
>>>>> 4,5,6 scenarios check how VM works when VM changes 
>>>>> DisableExplicitGC flag using WhiteBox.
>>>>>
>>>>> Test tries to call System.gc() and check that VM puts message to 
>>>>> stdout. After (in case of 4,5,6 scenarios) test tries to change 
>>>>> DisableExplicitGC value and calls System.gc() twice.
>>>>>
>>>>> Test was executed locally on linux-i586 with all available GC and 
>>>>> several GC-related flags. Also it was executed using Aurora on 
>>>>> other platforms.
>>>>>
>>>>> Thanks,
>>>>> Michail
>>>>
>>>>
>>>>
>>>
>>>
>>>
>>
>>
>>
>
>
>



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