> While you guys are in there hacking, perhaps consider adding metrics
> which allows you to tell exactly when certain cases and conditions are
> hit.
> page_aged_while_sleeping_in_page_lauder++
>
> Statistics like this are cheap to use in runtime and should provide
> concrete information rather than guesses and estimations...
I've been using LTT (Linux Trace Toolkit) to do similar stuff.
The problem is that we _cannot_ base ourselves simply on practical results
from a _limited_ amount of workloads. Also remember the tests we (at least
I do) are benchmarks which try to use all resources all the time upon
completion.
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