[ntp:questions] Re: synchronisation lost errors with

Ralf Hildebrandt Ralf.Hildebrandt at charite.de
Sun Oct 19 20:40:04 UTC 2003


On 2003-10-16, Adrian 'Dagurashibanipal' von Bidder <grazdan at fortytwo.ch> wrote:

> Your computer's clock is very, very bad. You probably have - as was said - a
> ntp.drift of (-)500.000, and 'ntpq -c rv' gives you a 'frequency=500'
> output.

Nope:

# ntpq -c rv
status=06f4 leap_none, sync_ntp, 15 events, event_peer/strat_chg,
version="ntpd 4.1.2a at 1:4.1.2a-1 Thu Oct  2 10:45:51 CEST 2003 (2)",
processor="i686", system="Linux2.4.22-bk31", leap=00, stratum=4,
precision=-16, rootdelay=6.100, rootdispersion=51.802, peer=47801,
refid=charcom.charite.de,
reftime=c33d726e.0ba58f71  Sun, Oct 19 2003 22:28:30.045, poll=8,
clock=c33d72fa.86503fb3  Sun, Oct 19 2003 22:30:50.524, state=4,
offset=-3.432, frequency=39.595, jitter=8.800, stability=0.155

> Look in the NTP FAQ, question 8.2.something, it tells you how to use the
> 'tickadj' program to fix this (Once you've calculated the correct value,
> you'll need to set that value on reboot, of course).
>
> Better delete the ntp.drift file before starting ntpd after you calculated
> the tickadj value - you fiddled with that value, so the cached value could
> only confuse ntpd and make it take longer to establish the correct value.

I guess the stuff above does not apply then?

-- 
Ralf Hildebrandt (Im Auftrag des Referat V a)   Ralf.Hildebrandt at charite.de
Charite Campus Mitte                            Tel.  +49 (0)30-450 570-155
Referat V a - Kommunikationsnetze -             Fax.  +49 (0)30-450 570-916
AIM: ralfpostfix



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