[ntp:questions] NTP - orphan mode with SAME stratum ("tos orphan 6") FAIL to sync.

sheikdawoodrajali at gmail.com sheikdawoodrajali at gmail.com
Wed Apr 8 04:02:37 UTC 2009

On Apr 6, 6:53 pm, Steve Kostecke <koste... at ntp.org> wrote:
> On 2009-04-06, David Woolley <da... at ex.djwhome.demon.co.uk.invalid> wrote:
> > Steve Kostecke wrote:
> >> "Sync" is usually defined as "calculating the offset between a clock and
> >> a reference standard, stepping or initiating a slew to correct the
> > I doubt that many would consider the initiation of a slew as being
> > synchronised.  I would suggest most people
> s/most people/some people/
> > would define synchronised as being when one achieves a high confidence
> > that the error will not subsequently exceed their required maximum
> > error, in the short term and will have a very low proportion of times
> > where it will in the long term.
> It all depends on your application. One big problem in this forum is
> that too many participants assume that everyone is operating at the
> extremes.
> If your application demands ultra high quality time you will protect
> your master clock(s) with an appropriate level of redundancy, high
> quality oscillators, back-up power systems, etc. Otherwise you'll have
> to wait until the offset is lost in the noise (however long that takes)
> after a restart.
> Most users, though, consider their clocks to be "synced" when they see
> the asterisk indicating that ntpd has selected a sys_peer.
> --
> Steve Kostecke <koste... at ntp.org>
> NTP Public Services Project -http://support.ntp.org/

what do you exactly mean "ultra high quality time"?

My ntp service is started running the command below:
"C:\ntp\bin\ntpd.exe" -U 3 -M -g -c "C:\ntp\etc\ntp.conf"

Are you talking about the -M (Windows only - set high quality
multimedia timer) option here?

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