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

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Message-ID: <4803AD83.4030807@redhat.com>
Date:	Mon, 14 Apr 2008 15:16:19 -0400
From:	Chris Snook <csnook@...hat.com>
To:	Marc Perkel <mperkel@...oo.com>
CC:	linux-kernel@...r.kernel.org
Subject: Re: AMD Quad Core clock problem?

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.

-- Chris
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