[ntp:questions] What level of timesynch error is typical on Win XP?
David J Taylor
david-taylor at blueyonder.co.uk.invalid
Fri Oct 22 05:10:35 UTC 2010
"Joseph Gwinn" <joegwinn at comcast.net> wrote in message
news:joegwinn-EE48FD.22434621102010 at news.giganews.com...
> In article <i9pkvb$dc6$1 at news.eternal-september.org>,
> "David J Taylor" <david-taylor at blueyonder.co.uk.invalid> wrote:
>> You might consider providing a local, more precise NTP server with
>> something like a small, fan-less Intel Atom system running FreeBSD and
>> synched across the network to your GPS time server. You might be able
>> keep a small box like that in a more temperature controlled
>> but even without it might provide a way of smoothing out any jitter due
>> your remote connection to the GPS server.
> I'm not convinced that this would help. NTP reports a round trip time
> of slightly more than 2 mS, which is very close to the two milliseconds
> that ping sees, so it seems unlikely that the time server or intervening
> network is the root cause.
> Joe Gwinn
No, I wasn't convinced either - hence it was just a suggestion. On the
systems here, though, the NTP delay shows around 0.25-0.75 msec to the LAN
Your other points noted.
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