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From "Ivan Volosyuk" <ivan.volos...@gmail.com>
Subject Re: [drlvm] Class unloading support
Date Thu, 26 Oct 2006 11:10:54 GMT
On 10/26/06, Mikhail Fursov <mike.fursov@gmail.com> wrote:
> Egor,
> I would rather disagree in most of the details. :(
>
> 1) "1/10 of the whole heap is probably very much :)"
>
> No. You can't measure performance in method/class numbers and proportions at
> all. It's normal situation when only 1% of methods consume 90% of CPU ticks.
> Not all of them depends on devirtualization or classes unloaded. So you
> can't say that 1 class unloaded is OK but 100% is bad. It's a lottery.

It means 10% more pressure on GC subsystem. In memory intensive cases
it can be up to 10% decrease in performance.

-- 
Ivan
Intel Enterprise Solutions Software Division

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