RRF: JEP-271: Unified GC Logging

Bengt Rutisson bengt.rutisson at oracle.com
Thu Nov 19 20:36:33 UTC 2015


Hi again,

I should have also mentioned that all of the test fixes - the JTreg test 
changes in the hotspot repo and all of the changes in the jdk repo - 
were contributed by David Lindholm.

Bengt

On 2015-11-19 16:29, Bengt Rutisson wrote:
>
> Hi everyone,
>
> After three pre-reviews it is time for the fist official review 
> request for JEP-271 Unified GC Logging.
>
> http://openjdk.java.net/jeps/271
>
> Most code changes are in the hotspot code:
> http://cr.openjdk.java.net/~brutisso/JEP-271/review.00/webrev.00/
>
> Some tests in the JDK repo have been updated:
> http://cr.openjdk.java.net/~brutisso/JEP-271/review.00/jdk-webrev.00/
>
> As with the pre-reviews I have put togther some examples of what the 
> new logging looks like:
> http://cr.openjdk.java.net/~brutisso/JEP-271/review.00/compare.html
>
> The intent is that this should cover the bulk of the logging changes. 
> There will most definitely be some follow up changes where we fix 
> details in the log messages etc.
>
> Among many other old logging flags this changeset removes the two 
> flags PringGC and PrintGCDetails. These two will be added back with a 
> follow up changeset, but when they are added back they will be marked 
> as deprecated.
>
> The reason for first removing them and then adding them back is to get 
> testing without these flags. That way we will know that we clean out 
> all usages of these flags from our testing.
>
> Thanks,
> Bengt



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