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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

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


      ____________________________________________________________________________________
Be a better friend, newshound, and 
know-it-all with Yahoo! Mobile.  Try it now.  http://mobile.yahoo.com/;_ylt=Ahu06i62sR8HDtDypao8Wcj9tAcJ
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/