RFC (M) 8058968: Compiler time traces should be improved

[Aleksey Shipilev]

On 09/24/2014 09:29 PM, John Rose wrote:
> Reviewed.  I like infrastructure that gives us insight into JVM behavior.

Thanks for review, John!

> P.S.  Random idea:  There is an ad-hoc "max" operation in one place.
> 
> It would be a mostly localized change to collect some statistical
> moments at this line of code:
>   _accum->add(_t);

I think going forward we should convert the entire thing into JFR
counters, and let the data parsers outside JVM handle all the
aggregation and statistics. If you look in the compilerBroker time
tracing code, it is an large slab of tracing boiler-plate...

Thanks,
-Aleksey.

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