lkml.org 
[lkml]   [2001]   [Aug]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    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)


    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2005-03-22 12:58    [W:0.025 / U:0.452 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site