[ntp:questions] frequency adjusting only
m.louvel at gmail.com
Fri Apr 25 15:45:53 UTC 2008
- I am running ntp at max priority (ntpd -N)
- My nodes are real machines, not VM
- I haven't tried chrony yet, but I probably will.
On Fri, Apr 25, 2008 at 3:29 PM, Unruh <unruh-spam at physics.ubc.ca> wrote:
> m.louvel at gmail.com (maxime louvel) writes:
> >On Fri, Apr 25, 2008 at 8:14 AM, David Woolley
> ><david at ex.djwhome.demon.co.uk.invalid> wrote:
> >> A node synchronized to GPS *with PPS* will be much more stable than a
> >> system that is free-running or synchronised by other typical means.
> >Ok , thus I should have a better accuracy for the nodes synchronised to
> >this server than for the nodes synchronised to server itself synchronised
> >through internet to a stratum 2.
> >But that still doesn't solve the problem I encounter in my subnet, does it
> >If no, the only solution would be that each node gets a PPS signal via its
> >serial line ??
> As I said, I have no idea why your jitter is so large. I get about 10us The
> network cards are standard run of the mill ( and various) network cards.
> The switches are Cisco gigabit switches.
> I do use chrony, rather than ntp.
> You may wnat to make sure that your ntp run at high priority
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> >Maxime Louvel
> >0044 7964 5555 80
> >43 Allen road
> >Whitemore reans
> >WV60AW Wolverhampton
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