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    SubjectRe: Disk performance degradation
    Stefano Rivoir <s.rivoir@gts.it> wrote:
    >
    > Voluspa wrote:
    >
    > > On 2003-07-29 12:00:06 Stefano Rivoir wrote:
    > >
    > >
    > >>Is there something I'm missing?!
    > >
    > >
    > > No, you are not ;-) You can reclaim some speed by doing a "hdparm -a
    > > 512". See thread for explanation (it's the borked value for readahead):
    >
    > Thanks for the hint. This seems to make things a little better, but I'm
    > still far away from 2.4 performances. I thought that anticipatory sched
    > could be part of the problem, and booting with elevator=deadline
    > does a little better... but using 2.4 is completely another thing.
    > By the way, -a 512 vs -a 8 is a kernel "change" or an hdpam one?

    What makes you think it is a disk performance problem at all? All we know
    is that KDE applications take longer to start up, yes?

    How much memory is in that machine? Can you run a `vmstat 1' trace during
    the "slow" operations?

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