[ntp:questions] What level of timesynch error is typical on Win XP?

Alexander Petrov (Moscow, Russia) alpet1 at gmail.com
Wed Oct 20 16:44:09 UTC 2010


On 20 окт, 16:54, Joseph Gwinn <joegw... at comcast.net> wrote:
> I have a small network of Windows XP (64 bit) running simulations, with
> NTPv4 running on all the boxes and using a GPS-based timeserver on the
> company network.  The ping time to the server is 2 milliseconds from my
> desk, but I'm seeing random time errors of order plus/minus 5 to 10
> milliseconds, based on loopstats data.
>
By default, the timer resolution 15.625 ms (1/64 second), and simple
synchronization program does not take this into account in
implementing the NTP requests. The problem is easily solved - improved
software, or increase the timer resolution.




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