[ntp:questions] why is my pool server's offset so bad

Dennis Hilberg, Jr. timekeeper at dennishilberg.com.invalid
Sun Jan 20 07:43:00 UTC 2008


Pat Farrell wrote:
> On Sat, 19 Jan 2008 09:08:52 -0800, Dennis Hilberg, Jr. wrote:
>> What does 'ntpq -p' and 'ntpq -crv' show?
> 
> 
> I switched from openntpd to just ntpd
> Mostly to get the ntpq utility.
> 
> Results: 
> noise:/var/log/ntpstats# ntpq -p
>      remote           refid      st t when poll reach   delay   offset  jitter
> ==============================================================================
> +morose.quex.org 128.118.25.5     2 u   26   64   17   19.758   27.712   4.961
> *nist.netservice .ACTS.           1 u   26   64   17   42.558   42.964   5.676
> -198.247.173.220 199.240.130.12   3 u   22   64   17   55.344   32.627   4.648
> +ntp.pbx.org     18.26.4.105      2 u   29   64   17   12.755   39.016   4.589
> 
> 
> noise:/var/log/ntpstats# ntpq -crv
> assID=0 status=c624 sync_alarm, sync_ntp, 2 events, event_peer/strat_chg,
> version="ntpd 4.2.2p4 at 1.1585-o Sun Mar  4 13:21:35 UTC 2007 (1)",
> processor="i686", system="Linux/2.6.18-5-686", leap=11, stratum=16,
> precision=-20, rootdelay=0.000, rootdispersion=3.705, peer=35414,
> refid=@q , reftime=00000000.00000000  Thu, Feb  7 2036  1:28:16.000,
> poll=6, clock=cb3d1c34.08acf058  Sat, Jan 19 2008 20:02:44.033, state=3,
> offset=43.053, frequency=0.000, jitter=8.408, noise=7.869,
> stability=0.000, tai=0
> 
> 
> noise:/var/log/ntpstats# ntpq -p
>      remote           refid      st t when poll reach   delay   offset  jitter
> ==============================================================================
> +morose.quex.org 128.118.25.5     2 u   13   64   37   19.758   27.712   6.959
> *nist.netservice .ACTS.           1 u   13   64   37   42.558   42.964   7.996
> -198.247.173.220 199.240.130.12   3 u    9   64   37   55.806   32.210   7.400
> +ntp.pbx.org     18.26.4.105      2 u   17   64   37   12.755   39.016   6.160
> noise:/var/log/ntpstats#

It looks like switching from openntpd to ntpd solved the problem.  Check out 
your offset graph now.

Was your Mandriva 2006 system using ntpd, or openntpd?

Post your /etc/ntp.conf file also.

-- 
Dennis Hilberg, Jr.     \  timekeeper(at)dennishilberg(dot)com
NTP Server Information:  \  http://saturn.dennishilberg.com/ntp.php




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