[LinuxPPS] Tentative Success using git:linuxpps and ntp-4.2.4 ; ?and a question

Scott Doty scott-lpps at ponzo.net
Thu Jan 25 17:57:31 CET 2007


On Thu, Jan 25, 2007 at 05:31:53PM +0100, Udo van den Heuvel wrote:
> Scott Doty wrote:
> 
> >       ntp_adjtime() returns code 0 (OK)
> >         modes 0x0 (),
> >         offset 2486.000 us, frequency 40.875 ppm, interval 1 s,
> >         maximum error 8817 us, estimated error 18 us,
> >         status 0x1 (PLL),
> >         time constant 4, precision 1.000 us, tolerance 512 ppm,
> > 
> > With PPSKit, this would mention "PPS" in the status -- does this look like
> > the PPS signal is working? 
> 
> I think so but I am more familiar with `ntpq -pn`.
> Can you post that output?

Yes indeed:

_[/etc]_(root at time2.sr)_
# ntpq -pn
     remote           refid      st t when poll reach   delay   offset  jitter
==============================================================================
+216.218.254.202 .CDMA.           1 u    8   64  377    6.306    2.210   0.994
+204.123.2.5     .GPS.            1 u    6   64  377    6.957    2.769   0.315
*127.127.20.0    .GPS.            0 l    3   16  377    0.000    1.273   0.064
 127.127.1.0     .LOCL.          10 l   65   64  377    0.000    0.000   0.001

BTW, before syncing off of these sources, check their status on the ntp
master list -- I think the dec server, for example, requires notification
before use...

 -Scott



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