Re: broken VM in 2.4.10-pre9

Linus Torvalds
2001-09-17T17:39:08Z

On Mon, 17 Sep 2001, Stephan von Krawczynski wrote:
>
> > However, at the same time I'd really like to hear about improved
> > behaviour, not just "feels the same". And certainly not "(maybe even
> > worse.."
>
> Hm, sorry for that. But that's what I see. Maybe the problem is now on a
> different field.

Heh. I wasn't blaming you. The code obviously leaves something to be
desired, still.

> BTW: I tried Andrea's brand new patch and have to admit it has a _big_
> performance gain, though I understand you dislike the design very much.

I only dislike one aspect of it, not the whole patch. Andrea has spent a
lot of time doing tuning, which is hugely important for real-world
workloads. I also suspect from previous patches that he increases
read-ahead aggressively etc.

I'll take a look,

Linus