Review quest for JDK-7067973: test/java/lang/management/MemoryMXBean/CollectionUsageThreshold.java hanging intermittently

[Eric Wang]

Hi Mandy & All,

Sorry for late!
The webrev below is just finished based on the comments from peers, 
please help to review.
http://cr.openjdk.java.net/~ewang/JDK-7067973/webrev.00/ 
<http://cr.openjdk.java.net/%7Eewang/JDK-7067973/webrev.00/>

Thanks,
Eric
On 2013/11/15 10:55, Mandy Chung wrote:
> Hi Eric,
>
> On 11/14/2013 6:16 PM, Eric Wang wrote:
>> Hi Everyone,
>>
>> I'm working on the bug https://bugs.openjdk.java.net/browse/JDK-7067973.
>>
>> It is a test bug as the test doesn't guarantee memory allocated from 
>> the Old Gen, if the used memory is zero and doesn't cross the 
>> threshold, no notification is sent, so both the main thread and 
>> Checker thread are blocked to wait for the GC notification.
>>
>> so the suggested fix is similar as the fix ResetPeakMemoryUsage.java 
>> <http://hg.openjdk.java.net/jdk8/tl/jdk/rev/a0896634ab46> to create 
>> big object to make sure the old gen usage crosses the threshold and 
>> run test with different GC vmoptions.
>
> What are you looking for specifically?  I have provided the above 
> information.  I need to see the webrev to provide further feedback.
>
> Mandy

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