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SubjectRe: page_launder() on 2.4.9/10 issue
On Thu, 6 Sep 2001, Daniel Phillips wrote:
> On September 6, 2001 01:52 pm, Rik van Riel wrote:
> > On Tue, 4 Sep 2001, Jan Harkes wrote:
> >
> > > To get back on the thread I jumped into, I totally agree with Linus
> > > that writeout should be as soon as possible.
> >
> > Nice way to destroy read performance.
>
> Blindly delaying all the writes in the name of better read performance
> isn't the right idea either. Perhaps we should have a good think
> about some sensible mechanism for balancing reads against writes.

Absolutely, delaying writes for too long is just as bad,
we need something in-between.

> > Lets face it, spinning the washing machine is expensive
> > and running less than a full load makes things inefficient ;)
>
> That makes a good sound bite but doesn't stand up to scrutiny.
> It's not a washing machine ;-)

Two words: "IO clustering".

regards,

Rik
--
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