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    SubjectRe: 2.6.0 performance problems


    On Mon, 29 Dec 2003, Thomas Molina wrote:
    >
    > I just finished a couple of comparisons between 2.4 and 2.6 which seem to
    > confirm my impressions. I understand that the comparison may not be
    > apples to apples and my methods of testing may not be rigorous, but here
    > it is. In contrast to some recent discussions on this list, this test is
    > a "real world" test at which 2.6 comes off much worse than 2.4.

    Are you sure you have DMA enabled on your laptop disk? Your 2.6.x system
    times are very high - much bigger than the user times. That sounds like
    PIO to me.

    Linus
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