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SubjectRe: annoying frequent overcurrent messages.
On 7/12/06, Alan Stern <stern@rowland.harvard.edu> wrote:
> Dave Jones wrote:
> > I have a box that's having its dmesg flooded with..
> >
> > hub 1-0:1.0: over-current change on port 1
> > hub 1-0:1.0: over-current change on port 2
> > hub 1-0:1.0: over-current change on port 1
> > hub 1-0:1.0: over-current change on port 2
> ...
>
> > over and over again..
> > The thing is, this box doesn't even have any USB devices connected to it,
> > so there's absolutely nothing I can do to remedy this.
>
> Since you're not using the UHCI controller on that computer, you could
> simply rmmod uhci-hcd (or modify /etc/modprobe.conf to prevent it from
> being loaded in the first place). That would stop the constant interrupts
> and the syslog spamming.

For the syslog spamming, you could jus emit the message once when the
state is first noticed, then emit a everything good message when it
clears up. There's no need to log it repeatedly during the problem
period.

Ray
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