Re: Clocksource tsc unstable (delta = 51799116882 ns)

[Sjoerd Hardeman <sjoerd@lorentz.leidenuniv.nl>]

Nicolas BERCHER wrote:
> Celejar a écrit :
> > On Mon, 22 Sep 2008 22:26:36 +0200
> > Nicolas BERCHER <nbercher@yahoo.fr> wrote:
> >
> >   
> > > Hi,
> > >
> > > Since yesterday, some processes are really slow on my Lenny/Sid.
> > > KDE clock is 10 hours late, bash is really really slow, keyboard 
> > > repetition seems broken or really long to start, etc.
> > >
> > > I found this in /var/log/messages:
> > > [1510354.692239] Clocksource tsc unstable (delta = 51799116882 ns)
> > >     
> >
> > I generally see messages like that; I always assumed they were harmless:
> >
> > Sep 23 00:13:54 lizzie kernel: Clocksource tsc unstable (delta = -85149529 ns)
> >
> >
> > Celejar
> Thank you for your answer.
> Today, this message is not harmless: many things are so slow...
> As I don't want to reboot my Debian (so bad to do that !), I'm waiting 
> for possible fixes from the list and Google too.
>
> Strangely Icedove & Firefox are ok, so I can read/write e-mails...
>
> Apache/PHP/mySQL are a little slow too.
> In general functionalities that require a specific timing are really 
> slow, even the bash/Konsole completion beep that spends about 10 seconds !
>
> Any idea ?
> N.
I doubt the "Clocksource tsc unstable"-error causes the slowness, as 
that is a common error on some of my machines too. Apparently something 
is hogging your system. Can you give us the result of top?

Sjoerd

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