RFR: 8176472: Lazily create ModuleEntryTable

Rachel Protacio rachel.protacio at oracle.com
Tue Apr 18 14:30:24 UTC 2017


Thank you, Lois!

Rachel


On 4/18/2017 10:27 AM, Lois Foltan wrote:
>
>
> On 4/17/2017 4:04 PM, Rachel Protacio wrote:
>> Thanks for your comments, Lois and Coleen. Here's the updated webrev: 
>> http://cr.openjdk.java.net/~rprotacio/8176472.02
>
> Reviewed, thank you for making the changes!
> Lois
>
>>
>> Rachel
>>
>>
>> On 4/14/2017 10:34 AM, Rachel Protacio wrote:
>>> Hello!
>>>
>>> Please review this enhancement which moves the unnamed module out of 
>>> the ModuleEntryTable and into the ClassLoaderData so that the MET 
>>> can be lazily created only when other modules are present. The 
>>> PackageTable size has also been updated to be more realistic. These 
>>> two changes save the VM from losing memory space unnecessarily in 
>>> the module data structures.
>>>
>>> Tested with JPRT and RBT tiers 2-5.
>>>
>>> Bug: https://bugs.openjdk.java.net/browse/JDK-8176472
>>> Open webrev: http://cr.openjdk.java.net/~rprotacio/8176472.00/
>>>
>>> Thank you,
>>> Rachel
>>
>



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