[LinuxPPS] 1PPS Atom Ref Clock Not being Polled?

William S. Brasher billb958 at door.net
Thu Jul 23 12:33:38 CEST 2009


On Wed, 22 Jul 2009, K. Connolly wrote:

> 
> 
> On Wed, 22 Jul 2009, William S. Brasher wrote:
> 
> > Ntp is ntp-4.2.4p7 with the patch ntp-4.2.4p7-nano-nmea-pps.patch applied.
> 
> Sorry, I thought of one more question. Could you paste your "ntptime" info?
> I'm curious to see what your ntp status display is (whether you have NANO,
> PPS, etc.) as this was discussed/disputed in the mailing list archive. Thanks!
> 


root at spectre: # ntptime
ntp_gettime() returns code 0 (OK)
  time ce12ba4e.2cc20d48  Thu, Jul 23 2009  5:30:38.174, (.174836907),
  maximum error 3495 us, estimated error 0 us
ntp_adjtime() returns code 0 (OK)
  modes 0x0 (),
  offset -0.514 us, frequency -166.628 ppm, interval 1 s,
  maximum error 3495 us, estimated error 0 us,
  status 0x2001 (PLL,NANO),
  time constant 4, precision 0.001 us, tolerance 500 ppm,

root at spectre: # ntpq -crv
assID=0 status=21f4 leap_none, sync_atomic/PPS, 15 events, 
event_peer/strat_chg,
version="ntpd 4.2.4p7 at 1.1607-o Thu Jun 25 11:47:12 UTC 2009 (1)",
processor="x86_64", system="Linux/2.6.30.2", leap=00, stratum=1,
precision=-20, rootdelay=0.000, rootdispersion=0.487, peer=47675,
refid=PPS, reftime=ce12ba59.3b27527f  Thu, Jul 23 2009  5:30:49.231,
poll=4, clock=ce12ba69.5e1887a4  Thu, Jul 23 2009  5:31:05.367, state=4,
offset=-0.001, frequency=-166.629, jitter=0.001, noise=0.001,
stability=0.000, hostname="spectre", signature="md5WithRSAEncryption",
flags=0x80003, update=200907222053, leapsec=200808080000, tai=34,
cert="spectre spectre 0x0", expire=201006271614



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