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    SubjectRe: [2.6.16-gitX] heavy performance regression in ipw2200 wireless driver
    On 3/24/06, Zhu Yi <> wrote:
    > On Thu, 2006-03-23 at 15:02 +0100, Alessandro Suardi wrote:
    > > That scp test shows 50%ish - but that was a quickie. The VNC
    > > client even reported a 719Kbps throughput down from the more
    > > usual 11500Kbps it starts off with. The first scp I tried when the
    > > sluggishness was intolerable was going at 200KB/s - which
    > > shows the problem can easily get in the neighborhood of an
    > > order of magnitude.
    > What kind of wireless encryption do you use? We turned off hardware
    > encryption by default recently as a workaround for a firmware restart
    > bug. You might want to load module with "modprobe ipw2200 hwcrypto=1"
    > and retest.

    The issue seems to have vanished in more recent kernel snapshots
    (namely, 2.6.16-git3 and -git5 exhibited the problem; -git8 and -git9
    did not).

    I will holler if the problem pops up again... thanks,


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