David J Taylor wrote:
> Dave Hart wrote:
> []
>> The 150us offsets are while slewing to try to catch up with the 3ppm
>> frequency shift as the heat comes on.  I have to imagine a Windows PC
>> with a more stable oscillator (lower temperature coefficient to
>> frequency) would do better, though I'm not deluding myself that it
>> would match the performance of FreeBSD, with its advantage of knowing
>> the precise relationship between the counter and the system clock.
> 
> Yes, it would be nice to have a more stable crystal in that system. 
> Agreed on the comparison with FreeBSD.  Isn't there an NTP simulator where 
> someone could model jitter and offset against a 2.5ppm sinusoidal or 
> triangular frequency swing?

Just build the NTP simulator that comes with the NTP sources. There are
config options you need to build this.

Danny

-- 
This message has been scanned for viruses and
dangerous content by MailScanner, and is
believed to be clean.

_______________________________________________
questions mailing list
[email protected]
https://lists.ntp.org/mailman/listinfo/questions

Reply via email to