[8u-dev] Request for enhancement backport approval for JDK-8194642: Improve OOM error reporting for JDK8

[Rob McKenna]

Thanks Fairoz, this enhancement has been approved.

    -Rob

On 08/03/18 02:36, Fairoz Matte wrote:
> Hi,
> 
> Please approve the small enhancement for 8u-dev
> 
> JBS link - https://bugs.openjdk.java.net/browse/JDK-8194642 
> 
> Webrev - http://cr.openjdk.java.net/~fmatte/8194642/webrev.01/ 
> 
> Review thread - http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2018-March/028378.html 
> 
> This small enhancement is partial backport of JDK-8064814  JDK-8026324 JDK-8026333 and JDK-8026336.
> 
> Benefits: Compared to JDK9, JDK8u version of the error reporting has too little information on native OOM related problems. 
> This enhancement is to improve the error reporting to handle possible reasons for OOM. 
> 
> Such as 
> 1. (+/-)UseCompressedOops 
> 2. 32 bit 
> 3. Possible suggestions for 64 bit (Already exist with more specific cases)
> 
> Risks: There is no risk, code changes are part of error reporting, that will be invoked only during crash.
> 
> Thanks,
> Fairoz