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Date: Wed, 9 Jan 2008 03:47:01 -0800
From: Jeremy Chadwick <koitsu@FreeBSD.org>
To: timo <greycd@gmail.com>
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Cc: freebsd-hackers <freebsd-hackers@freebsd.org>
Subject: Re: kernel time sync enabled
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On Wed, Jan 09, 2008 at 06:51:45PM +0800, timo wrote:
> anyone can tell me what's the meaning?
> 
> Jan  9 01:02:20 server1 ntpd[46085]: kernel time sync enabled 6001
> Jan  9 01:19:23 server1 ntpd[46085]: kernel time sync enabled 2001
> Jan  9 01:53:34 server1 ntpd[46085]: kernel time sync enabled 6001
> Jan  9 02:10:40 server1 ntpd[46085]: kernel time sync enabled 2001
> Jan  9 04:27:20 server1 ntpd[46085]: kernel time sync enabled 6001
> Jan  9 05:52:45 server1 ntpd[46085]: kernel time sync enabled 2001
> Jan  9 10:08:50 server1 ntpd[46085]: kernel time sync enabled 6001
> Jan  9 10:25:54 server1 ntpd[46085]: kernel time sync enabled 2001

Taken from our ntp.conf (used across all our production machines):

# maxpoll 9 is used to work around PLL/FLL flipping, which
# happens at exactly 1024 seconds (the default maxpoll value).
# Another FreeBSD member recommended using 9 instead.
# http://lists.freebsd.org/pipermail/freebsd-stable/2006-December/031512.html
#
server 0.north-america.pool.ntp.org maxpoll 9 iburst
server 1.north-america.pool.ntp.org maxpoll 9
server 2.north-america.pool.ntp.org maxpoll 9

-- 
| Jeremy Chadwick                                    jdc at parodius.com |
| Parodius Networking                           http://www.parodius.com/ |
| UNIX Systems Administrator                      Mountain View, CA, USA |
| Making life hard for others since 1977.                  PGP: 4BD6C0CB |