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SubjectRe: [resent PATCH] Re: very slow parallel read performance
On Sat, 25 Aug 2001, John Stoffel wrote:

> Ummm... is this really more of an agreement that Daniel's used-once
> patch is a good idea on a system. Keep a page around if it's used
> once, but drop it quickly if only used once?

There's a very big difference, though. With use-once we'll
also quickly drop the pages we have not yet used, that is,
the pages we _are about to use_.

Drop-behind specifically drops the pages we have already
used, giving better protection to the pages we are about
to use.


IA64: a worthy successor to i860.

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