Re: 2.4.8-pre1 and dbench -20% throughput

[Hugh Dickins <hugh@veritas.com>]

On Sun, 29 Jul 2001, Daniel Phillips wrote:
> 
> "Age" is hugely misleading, I think everybody agrees, but we are still 
> in a stable series, and a global name change would just make it harder 
> to apply patches.

There are very few places where "age" comes in.  Not my call,
but I doubt we're so frozen as to have to stick with that name.

> That said, I think BSD uses "weight".  It's not a lot better, but at 
> least you know that the more heaviliy weighted page is one with the 
> higher weight value, whereas we have "age up" meaning "make younger" :-/
> 
> And how can age go up and down anyway?  I'd prefer to talk about 
> ->temperature, more in line with what we see in the literature.
> 
> But then, it's so easy to talk about "aging", what would it be with 
> ->temperature:  Heating?  Cooling?  Stirring?  ;-)

That's much _much_ better: I'd go for "warmth" myself, warm_page_up()
and cool_page_down().  I particularly like the ambiguity, that a warmer
page may be a more recently used page or a more frequently used page.

Hugh

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