Re: Weirdness with recently updated NTP on -current?

From: Philip Paeps <philip_at_freebsd.org>
Date: Sun, 24 Aug 2008 11:50:08 +0200
On 2008-08-23 17:13:49 (-0500), Richard Todd <rmtodd_at_ichotolot.servalan.com> wrote:
> I just today updated my system to the most recent -current.  Upon rebooting,
> I noticed that NTP seemed to be seriously confused:
> Aug 23 16:29:01 ichotolot ntpd[1694]: time correction of -433225776 seconds exceeds sanity limit (1000); set clock manually to the correct UTC time.
> 
> Further experimentation revealed that indeed, the newly updated NTP seems
> to be somewhat confused.  Behold the following transcript.  Note that
> "ntpdate" is the -current ntpdate in /usr/sbin, and 
> /snap/usr:daily.200808230000/sbin/ntpdate is the ntpdate from my previous
> -current build as of last July.  The old ntpdate gives a sane value for
> the time offset between my machine and another one on the local LAN, but
> the new ntpdate gives something totally out-of-whack:
> 
> Script started on Sat Aug 23 17:05:42 2008
> ichotolot# ntpdate -q -v -v aagenfelt
> 23 Aug 17:06:18 ntpdate[24205]: ntpdate 4.2.4p5-a Sat Aug 23 15:03:37 CDT 2008 (1)
> server 10.0.0.8, stratum 3, offset -866449315.927817, delay 0.02515
> 23 Aug 17:06:18 ntpdate[24205]: step time server 10.0.0.8 offset -866449315.927817 sec
> ichotolot# /snap/usr:daily.200808230000/sbin/ntpdate -q -v -v aagenfelt
> 23 Aug 17:06:33 ntpdate[25545]: ntpdate 4.2.0-a Tue Jul 29 19:06:12 CDT 2008 (1)
> server 10.0.0.8, stratum 3, offset 1.102235, delay 0.02666
> 23 Aug 17:06:33 ntpdate[25545]: step time server 10.0.0.8 offset 1.102235 sec
> ichotolot# exit
> 
> Script done on Sat Aug 23 17:06:41 2008
> 
> (Also note that the out-of-whack value from ntpdate doesn't match the 
> out-of-whack value from ntpd either.)  
> 
> Has anyone else seen anything like this?   This is on a Core2Duo system
> running FreeBSD in i386 mode.  

Yes - I'm also seeing this on amd64.

 - Philip

-- 
Philip Paeps                                    Please don't Cc me, I am
philip_at_freebsd.org                               subscribed to the list.

  hundred-and-one symptoms of being an internet addict:
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Received on Sun Aug 24 2008 - 07:52:20 UTC

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