[8u20] Backport RFR: JDK-8033426: Scale initial NewSize using NewRatio if not set on command line

[Stefan Johansson]

Thanks Jon and Jesper!

On 2014-04-24 23:17, Jon Masamitsu wrote:
> Changes look good.
>
> Reviewed.
>
> Jon
>
> On 4/24/14 4:07 AM, Stefan Johansson wrote:
>> Hi,
>>
>> I want to backport JDK-8033426 to solve the regression in jdk-8 where 
>> the default young generation size is always the same as the minimum 
>> generation size for the generational collectors.
>>
>> The backport applied clean except for the testing parts in jni.cpp, 
>> where another test-call had moved. The backport webrev is available at:
>> http://cr.openjdk.java.net/~sjohanss/8033426/backport.00
>> The original jdk9 change:
>> http://hg.openjdk.java.net/jdk9/jdk9/hotspot/rev/f7f0c6a77d6d
>>
>> As a follow up on this backport I also plan to backport JDK-8035057, 
>> which fixes a problem with unaligned sizes introduced by this fix. 
>> That change applies clean, here is the jdk9 change:
>> http://hg.openjdk.java.net/jdk9/jdk9/hotspot/rev/bac9ef65b71d
>>
>> Jon and Jesper, you reviewed this the last time. Would you please 
>> have a quick look and see if you think everything is ok.
>>
>> Thanks,
>> Stefan
>