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    SubjectRe: page_launder() on 2.4.9/10 issue
    Date
    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.

    > As DaveM noted so
    > nicely in his reverse mapping patch (at the end of the
    > 2.3 series), dirty pages get moved to the laundry list
    > and the washing machine will deal with them when we have
    > a full load.
    >
    > 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 ;-)

    --
    Daniel
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