[ntp:questions] xGPS_NMEA / xPPS

Alby VA albyva at empire.org
Fri Feb 24 05:45:36 UTC 2012



 I've watched as my NTP session has gone between normal and falsetick.
Anybody want to toss out an idea of why this is happening and the
solution to make it stop?


     remote           refid      st t when poll reach   delay
offset  jitter
==============================================================================
-ntp.alaska.edu  .GPS.            1 u   69  128    7  127.532
0.581  19.471
+utcnist2.colora .ACTS.           1 u   69  128    7   61.424
15.184  16.376
*time-a.nist.gov .ACTS.           1 u   70  128    7   16.060
26.839  25.833
+tick.usask.ca   .GPS.            1 u   75  128    7  106.332
20.798  24.112
-cronos.cenam.mx .GPS.            1 u   68  128    7   81.165
1.985  11.542
xPPS(0)          .PPS.            0 l   13   16  377    0.000
28.105   3.330
xGPS_NMEA(0)     .GPSb.           0 l   12   16  377    0.000
-11.920   5.476





     remote           refid      st t when poll reach   delay
offset  jitter
==============================================================================
+ntp.alaska.edu  .GPS.            1 u   75  128    7  127.532
0.581  19.471
-utcnist2.colora .ACTS.           1 u   75  128    7   61.424
15.184  16.376
-time-a.nist.gov .ACTS.           1 u   76  128    7   16.060
26.839  25.833
-tick.usask.ca   .GPS.            1 u   81  128    7  106.332
20.798  24.112
+cronos.cenam.mx .GPS.            1 u   74  128    7   81.165
1.985  11.542
oPPS(0)          .PPS.            0 l    3   16  377    0.000
28.630   3.022
*GPS_NMEA(0)     .GPSb.           0 l    2   16  377    0.000
-25.386  12.305



** Ignore the low reach. I just restarted ntpd.




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