linux-kernel - Re: AMD Quad Core clock problem?

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Message-ID: <414144.49021.qm@web52506.mail.re2.yahoo.com>
Date:	Wed, 16 Apr 2008 14:44:56 -0700 (PDT)
From:	Marc Perkel <mperkel@...oo.com>
To:	Bart Van Assche <bart.vanassche@...il.com>,
	Chris Snook <csnook@...hat.com>
Cc:	Marc Perkel <mperkel@...oo.com>, linux-kernel@...r.kernel.org
Subject: Re: AMD Quad Core clock problem?


--- Bart Van Assche <bart.vanassche@...il.com> wrote:

> On Mon, Apr 14, 2008 at 9:16 PM, Chris Snook
> <csnook@...hat.com> wrote:
> > Marc Perkel wrote:
> >
> > > My best guess at this time is that the drift of
> this
> > > computer using the quad core is so great that
> the ntpd
> > > can't get in sync. Is there any way to make ntpd
> more
> > > agressive by setting something in ntp.conf?
> > >
> >
> >  ntp can correct for 500 ppm drift, which equates
> to 1.8 seconds per hour.
> > Beyond that you need to run ntpdate or ntpd -gq
> from cron to correct it.
> 
> It's better to correct the clock frequency once with
> the tickadj or
> adjtimex, so you don't have to add ntpdate to cron
> and you can still
> run ntpd.
> 
> Bart.
> 

ok - thanks. How do I do that?


Marc Perkel
Junk Email Filter dot com
http://www.junkemailfilter.com


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