Re: [PATCH 00/33] Adaptive read-ahead V12

Wu Fengguang
2006-05-29T03:04:48Z

On Mon, May 29, 2006 at 08:31:43AM +1000, kernel@kolivas.org wrote:
> Quoting Diego Calleja <diegocg@gmail.com>:
>
> > That leaves another question that I (a poor user) may have missed: Why is
> > adaptive read-ahead compile-time configurable instead of completely
> > replacing
> > the old system?
>
> That was done to appease the users out there that had worse performance with it.
> In the early stages of development of this code it was rather detrimental on an
> ordinary desktop. Fortunately that seems to have gotten a lot better. I don't
> think the final version should be a compile time option. It's either "adaptive"
> and better everywhere or it's not.

Hehe, I have a dream - that it helps *everywhere* ;-)

Wu