linux-kernel - Re: NTP time sync

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Message-ID: <20061122212621.433593a2@inspiron>
Date:	Wed, 22 Nov 2006 21:26:21 +0100
From:	Alessandro Zummo <alessandro.zummo@...ertech.it>
To:	Russell King <rmk+lkml@....linux.org.uk>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	David Brownell <david-b@...bell.net>, linuxppc-dev@...abs.org,
	Kumar Gala <galak@...nel.crashing.org>,
	Kim Phillips <kim.phillips@...escale.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Andi Kleen <ak@....de>, akpm@...l.org, davem@...emloft.net,
	kkojima@...iij4u.or.jp, lethal@...ux-sh.org, paulus@...ba.org,
	ralf@...ux-mips.org, mills@...l.edu, hackers@...ts.ntp.isc.org
Subject: Re: NTP time sync

On Wed, 22 Nov 2006 19:51:53 +0000
Russell King <rmk+lkml@....linux.org.uk> wrote:

> >  So, if the arch maintainers agree, 
> >  I would suggest to schedule it for removal.
> > 
> > [1] http://lkml.org/lkml/2006/3/28/358
> 
> Fine, provided there's also a shell tool that can enquire whether the
> kernel is sync'd or not.  (Currently the 11-minute update does not
> occur when the kernel is desynced from a time source - the RTC itself
> might be more accurate in this case.)
> 
> Throwing hwclock commands into crontab such that they do not take
> note of the kernel's sync status is probably a very bad move in that
> respect.

 I agree. I would like to coordinate this effort together with
 the ntp folks so that we can find a viable solution.

-- 

 Best regards,

 Alessandro Zummo,
  Tower Technologies - Turin, Italy

  http://www.towertech.it

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