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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.

    http://linux-mm.org/wiki/moin.cgi/StreamingIo

    regards,

    Rik
    --
    IA64: a worthy successor to i860.

    http://www.surriel.com/ http://distro.conectiva.com/

    Send all your spam to aardvark@nl.linux.org (spam digging piggy)


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