Re: [patch 0/5] refault distance-based file cache sizing

[Nai Xia]

On 2012å05æ18æ 23:07, Rik van Riel wrote:
> On 05/17/2012 11:44 PM, Nai Xia wrote:
>
> > But I do think that Clock-pro deserves its credit, since after all
> > it's that research work firstly brought the idea of "refault/reuse
> > distance" to the kernel community.
>
> The ARC people did that, too.

Well, I think you said "take the good parts of clock-pro"...
Anyway, then I think you should credit either of the previous
works... :D

> > Further more, it's also good
> > to let the researchers and the community to together have some
> > brain-storm of this problem if it's really hard to deal with in
> > reality.
>
> How much are researchers interested in the real world
> constraints that OS developers have to deal with?

I think there will be nobody, if we don't try to let them
know about the constraints. Honestly, LKML are hard for
researchers to follow. They really need abstract view of
a problem. Surely there is a gap...between researchers and
developers.

> Often scalability is as much of a goal as being good
> at selecting the right page to replace...
Then scalability might be a good research topic as long
as they have the chance to understand the details.

Ok, all I want to say is another way that may help
the kernel world better. I am actually quite positive
about the patch itself.
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