[ntp:questions] time to sync vs ptp?

[matthew.garman at gmail.com]

On Thursday, May 30, 2013 2:21:15 PM UTC-5, Rob wrote:
> > I have a server running NTP 4.2.2 (as part of the RedHat 5.7 release).  Last night I changed it's /etc/ntp.conf file, specifically the "server xyz" line to point to a new NTP server.
> 
> > After doing this, the clock's offset was *increasing* after an hour.  Offset is measured by "ntpdate -q peer".
> 
> 
> This is a wellknown problem.
> 
> When you do a couple of ntpd shutdown/restarts e.g. because you
> 
> a experimenting with different server configurations, the combination
> 
> of ntpd and the kernel goes haywire and it will actually steer the time
> 
> the wrong way.
> 
> 
> 
> Just wait a day or so, and it will have solved itself.


Would it be possible to provide a link or point me to some reference material where I can read more about this issue?

Thanks!