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DateSun, 3 Dec 2006 21:13:07 -0800 (PST)
FromLinus Torvalds <>
SubjectRe: la la la la ... swappiness

On Sun, 3 Dec 2006, Andrew Morton wrote:

> On Sun, 3 Dec 2006 17:56:30 -0600
> "Aucoin" <Aucoin@Houston.RR.com> wrote:
> 
> > I hope I haven't muddied things up even more but basically what we want to
> > do is find a way to limit the number of cached pages for disk I/O on the OS
> > filesystem, even if it drastically slows down the untar and verify process
> > because the disk I/O we really care about is not on any of the OS
> > partitions.
> 
> Try mounting that fs with `-o sync'.

Wouldn't it be much nicer to just lower the dirty-page limit?

	echo 1 > /proc/sys/vm/dirty_background_ratio
	echo 2 > /proc/sys/vm/dirty_ratio
or something. Which we already discussed in another thread and almost 
already decided we should lower the values for big-mem machines..

Hmm?

		Linus
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