| Re: [chrony-users] Help Chrony synchronization(connectivity) is lost after 10 to 15 minutes. |
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I have added NEMA source to config file now config file look like this. refclock SHM 0 delay 0.5 refid NEMA
refclock SOCK /var/run/chrony.ttyS0.sock refid PPS keyfile /etc/chrony/chrony.keys
commandkey 1
driftfile /var/lib/chrony/chrony.drift
log tracking measurements statistics
logdir /var/log/chrony
# maxupdateskew 100.0
dumponexit
dumpdir /var/lib/chrony
# local stratum 10
allow
logchange 0.5
makestep 1 -1
# mailonchange root@localhost 0.5
hwclockfile /etc/adjtime
rtcsync
Chrony tracking command output Reference ID : 80.80.83.0 (PPS) Stratum : 1 Ref time (UTC) : Mon Oct 8 09:19:02 2018 System time : 0.000000000 seconds fast of NTP time Last offset : +0.000274657 seconds RMS offset : 0.000274657 seconds Frequency : 3.643 ppm slow Residual freq : +1.313 ppm Skew : 0.214 ppm Root delay : 0.000000 seconds Root dispersion : 0.000042 seconds Update interval : 0.0 seconds Leap status : Normal refclock logs
===============================================================================
Date (UTC) Time Refid DP L P Raw offset Cooked offset Disp. =============================================================================== 2018-10-08 09:07:10.999961 PPS 7 N 0 3.928400e-05 3.928372e-05 1.000e-09 2018-10-08 09:07:10.361087 NEMA 8 N 0 -3.610877e-01 -3.610877e-01 1.000e-06 2018-10-08 09:07:12.000013 PPS 8 N 0 -1..331400e-05 -1.331429e-05 1.000e-09 2018-10-08 09:07:11.360277 NEMA 9 N 0 -3.602776e-01 -3.602776e-01 1.000e-06 2018-10-08 09:07:12.999950 PPS 9 N 0 5.005200e-05 5.005170e-05 1.000e-09 2018-10-08 09:07:12.367687 NEMA 10 N 0 -3.676874e-01 -3.676874e-01 1.000e-06 2018-10-08 09:07:14.000019 PPS 10 N 0 -1.907700e-05 -1.907731e-05 1.000e-09 2018-10-08 09:07:13.423749 NEMA 11 N 0 -4.237497e-01 -4.237497e-01 1.000e-06 2018-10-08 09:07:14.999954 PPS 11 N 0 4..565000e-05 4.564969e-05 1.000e-09 2018-10-08 09:07:14.370052 NEMA 12 N 0 -3.700529e-01 -3.700529e-01 1.000e-06 2018-10-08 09:07:16.000020 PPS 12 N 0 -2.018100e-05 -2.018132e-05 1.000e-09 2018-10-08 09:07:15.421999 NEMA 13 N 0 -4.219999e-01 -4.219999e-01 1.000e-06 2018-10-08 09:07:17.000020 PPS 13 N 0 -2.030100e-05 -2.030133e-05 1.000e-09 2018-10-08 09:07:16.416285 NEMA 14 N 0 -4.162856e-01 -4.162856e-01 1.000e-06 2018-10-08 09:07:18.000016 PPS 14 N 0 -1.638200e-05 -1.638234e-05 1.000e-09 2018-10-08 09:07:17.371727 NEMA 15 N 0 -3.717272e-01 -3.717272e-01 1.000e-06 2018-10-08 09:07:09.277845 NEMA - N - - -3.778460e-01 4.651e-03 2018-10-08 09:07:18.999946 PPS 15 N 0 5.361800e-05 5.361766e-05 1.000e-09 2018-10-08 09:07:11.500000 PPS - N - - 1.381370e-08 8.698e-06 2018-10-08 09:07:18.364172 NEMA 0 N 0 -3.641724e-01 -3.641724e-01 1.000e-06 2018-10-08 09:07:19.999948 PPS 0 N 0 5.197700e-05 5.197665e-05 1.000e-09 2018-10-08 09:07:19.373265 NEMA 1 N 0 -3.732658e-01 -3.732658e-01 1.000e-06 2018-10-08 09:07:21.000019 PPS 1 N 0 -1..919900e-05 -1.919936e-05 1.000e-09 2018-10-08 09:07:20.364130 NEMA 2 N 0 -3.641304e-01 -3.641304e-01 1.000e-06 2018-10-08 09:07:22.000025 PPS 2 N 0 -2..545000e-05 -2.545037e-05 1.000e-09 2018-10-08 09:07:21.362402 NEMA 3 N 0 -3.624029e-01 -3.624029e-01 1.000e-06 2018-10-08 09:07:23.000017 PPS 3 N 0 -1..724400e-05 -1.724437e-05 1.000e-09 2018-10-08 09:07:22.364320 NEMA 4 N 0 -3.643210e-01 -3.643210e-01 1.000e-06 2018-10-08 09:07:24.000019 PPS 4 N 0 -1..909900e-05 -1.909938e-05 1.000e-09 2018-10-08 09:07:23.363622 NEMA 5 N 0 -3.636226e-01 -3.636226e-01 1.000e-06 2018-10-08 09:07:24.999952 PPS 5 N 0 4.848300e-05 4.848261e-05 1.000e-09 2018-10-08 09:07:24.409611 NEMA 6 N 0 -4.096113e-01 -4.096113e-01 1.000e-06 =============================================================================== Date (UTC) Time Refid DP L P Raw offset Cooked offset Disp. =============================================================================== 2018-10-08 09:07:25.999974 PPS 6 N 0 2.623400e-05 2.623360e-05 1.000e-09 2018-10-08 09:07:25.355667 NEMA 7 N 0 -3.556680e-01 -3.556680e-01 1.000e-06 2018-10-08 09:07:27.000021 PPS 7 N 0 -2..119700e-05 -2.119740e-05 1.000e-09 2018-10-08 09:07:26.405270 NEMA 8 N 0 -4.052705e-01 -4.052705e-01 1.000e-06 2018-10-08 09:07:28.000033 PPS 8 N 0 -3..250700e-05 -3.250741e-05 1.000e-09 2018-10-08 09:07:27.353669 NEMA 9 N 0 -3.536692e-01 -3.536692e-01 1.000e-06 2018-10-08 09:07:29.000029 PPS 9 N 0 -2..902200e-05 -2.902242e-05 1.000e-09 2018-10-08 09:07:28.419567 NEMA 10 N 0 -4.195675e-01 -4.195675e-01 1.000e-06 2018-10-08 09:07:29.999987 PPS 10 N 0 1..340100e-05 1.340057e-05 1.000e-09 2018-10-08 09:07:29.376964 NEMA 11 N 0 -3.769647e-01 -3.769647e-01 1.000e-06 2018-10-08 09:07:31.000020 PPS 11 N 0 -2.005200e-05 -2.005243e-05 1.000e-09 2018-10-08 09:07:30.373371 NEMA 12 N 0 -3.733714e-01 -3.733714e-01 1.000e-06 2018-10-08 09:07:32.000028 PPS 12 N 0 -2.784000e-05 -2.784044e-05 1.000e-09 2018-10-08 09:07:31.355793 NEMA 13 N 0 -3.557933e-01 -3.557933e-01 1.000e-06 2018-10-08 09:07:32.999995 PPS 13 N 0 4..920000e-06 4.919551e-06 1.000e-09 2018-10-08 09:07:32.374137 NEMA 14 N 0 -3.741378e-01 -3.741378e-01 1.000e-06 2018-10-08 09:07:33.999981 PPS 14 N 0 1..918800e-05 1.918754e-05 1.000e-09 2018-10-08 09:07:33.430669 NEMA 15 N 0 -4.306691e-01 -4.306691e-01 1.000e-06 2018-10-08 09:07:24.372165 NEMA - N - - -3.721660e-01 4.537e-03 2018-10-08 09:07:35.000024 PPS 15 N 0 -2.354700e-05 -2.354746e-05 1.000e-09 2018-10-08 09:07:28.000011 PPS - N - - -1.082831e-05 4.102e-06 2018-10-08 09:07:34.375314 NEMA 0 N 0 -3.753141e-01 -3.753141e-01 1.000e-06 statistics log
==============================================================================================================
Date (UTC) Time IP Address Std dev'n Est offset Offset sd Diff freq Est skew Stress Ns Bs Nr ============================================================================================================== 2018-10-08 09:06:21 NEMA 7.560e-03 3.900e-01 6.641e-03 5.314e-04 3.508e-01 2.7e-01 3 0 3 2018-10-08 09:06:23 PPS 6.499e-07 1.127e-04 4.792e-07 3.689e-07 2.840e-05 1.8e-04 3 0 3 2018-10-08 09:06:37 NEMA 7.022e-03 3.842e-01 5.476e-03 3.310e-05 8.235e-03 1.4e-03 4 0 4 2018-10-08 09:06:39 PPS 6.758e-07 1.539e-06 3.757e-07 3.277e-07 8.629e-07 1.4e-03 4 0 3 2018-10-08 09:06:54 NEMA 5.684e-03 3.804e-01 4.000e-03 -7.819e-05 1.740e-03 1.4e-02 5 0 4 2018-10-08 09:06:54 PPS 1.954e-06 1.023e-05 1.086e-06 4.619e-07 8.357e-07 1.6e-01 5 0 3 2018-10-08 09:07:09 NEMA 4.645e-03 3.782e-01 2.833e-03 -1.054e-04 6.861e-04 1.6e-02 6 0 4 2018-10-08 09:07:11 PPS 2.493e-06 1.751e-05 2.239e-06 4.465e-07 6.431e-07 1.8e-02 6 0 4 2018-10-08 09:07:24 NEMA 4.203e-03 3.739e-01 2.364e-03 -1.538e-04 3.976e-04 7.1e-02 7 0 4 2018-10-08 09:07:28 PPS 3.344e-06 2.169e-05 3.742e-06 3.795e-07 5.750e-07 1.0e-01 7 0 5 2018-10-08 09:07:41 NEMA 5.159e-03 3.766e-01 2.798e-03 -6.910e-05 3.527e-04 2.1e-01 8 0 5 2018-10-08 09:07:43 PPS 3.760e-06 2.513e-05 4.886e-06 3.408e-07 4.932e-07 6.7e-02 8 0 3
After 10 mints. The refclock log shows following output:
===============================================================================
Date (UTC) Time Refid DP L P Raw offset Cooked offset Disp. =============================================================================== 2018-10-08 09:32:29.999982 PPS 13 N 0 1.761700e-05 1.761653e-05 1.000e-09 2018-10-08 09:32:30.309141 NEMA 14 N 0 -3.091412e-01 -3.091412e-01 1.000e-06 2018-10-08 09:32:30.999983 PPS 14 N 0 1.716700e-05 1.716653e-05 1.000e-09 2018-10-08 09:32:31.336771 NEMA 15 N 0 -3.367717e-01 -3.367717e-01 1.000e-06 2018-10-08 09:32:23.447775 NEMA - N - - -3.477760e-01 4.679e-03 2018-10-08 09:32:32.000070 PPS 15 N 0 -6.964200e-05 -6.964248e-05 1.000e-09 2018-10-08 09:32:23.000012 PPS - N - - -1.200083e-05 6.034e-06 2018-10-08 09:32:32.375898 NEMA 0 N 0 -3.758982e-01 -3.758982e-01 1.000e-06 2018-10-08 09:32:33.000070 PPS 0 N 0 -6.974900e-05 -6.974948e-05 1.000e-09 2018-10-08 09:32:33.352441 NEMA 1 N 0 -3.524413e-01 -3.524413e-01 1.000e-06 2018-10-08 09:32:34.000011 PPS 1 N 0 -1.115700e-05 -1.115749e-05 1.000e-09 2018-10-08 09:33:25.828062 NEMA 6 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:26.819088 NEMA 7 N 0 5.199122e+04 5.199122e+04 1.000e-06 2018-10-08 09:33:27.828052 NEMA 8 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:28.819344 NEMA 9 N 0 5.199122e+04 5.199122e+04 1.000e-06 2018-10-08 09:33:29.827839 NEMA 10 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:30.819455 NEMA 11 N 0 5.199122e+04 5.199122e+04 1.000e-06 2018-10-08 09:33:31.828761 NEMA 12 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:32.819201 NEMA 13 N 0 5.199122e+04 5.199122e+04 1.000e-06 2018-10-08 09:33:34.828812 NEMA 15 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:29.968618 NEMA - N - - 5.199121e+04 5.359e-03 2018-10-08 09:33:35.829628 NEMA 0 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:36.829893 NEMA 1 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:37.829922 NEMA 2 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:38.829935 NEMA 3 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:40.829681 NEMA 5 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:41.830111 NEMA 6 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:42.829835 NEMA 7 N 0 5.199121e+04 5.199121e+04 1.000e-06 2018-10-08 09:33:44.832557 NEMA 9 N 0 8.639983e+04 8.639983e+04 1.000e-06 2018-10-08 09:33:45.832581 NEMA 10 N 0 8.639983e+04 8.639983e+04 1.000e-06 2018-10-08 09:33:46.833308 NEMA 11 N 0 8.639983e+04 8.639983e+04 1.000e-06 2018-10-08 09:33:47.832688 NEMA 12 N 0 8.639983e+04 8.639983e+04 1.000e-06 =============================================================================== Date (UTC) Time Refid DP L P Raw offset Cooked offset Disp. =============================================================================== 2018-10-08 09:33:48.832499 NEMA 13 N 0 8.639983e+04 8.639983e+04 1.000e-06 2018-10-08 09:33:49.832589 NEMA 14 N 0 8.639983e+04 8.639983e+04 1.000e-06 2018-10-08 09:33:50.823703 NEMA 15 N 0 8.639984e+04 8.639984e+04 1.000e-06 2018-10-08 09:33:42.931268 NEMA - N - - 6.919552e+04 2.884e+03 2018-10-08 09:33:51.832819 NEMA 0 N 0 8.639983e+04 8.639983e+04 1.000e-06 2018-10-08 09:33:52.824609 NEMA 1 N 0 8.639984e+04 8.639984e+04 1.000e-06 The GPS is connected through gpsd using the SOCK driver, and I've confirmed
it is working. The PPS is attached to /dev/pps0 and I have confirmed it is working for 2 mints:
# ppstest /dev/pps0
trying PPS source "/dev/pps0" found PPS source "/dev/pps0" ok, found 1 source(s), now start fetching data... source 0 - assert 1538989332.000030486, sequence: 77 - clear 1538989331.100020194, sequence: 76 source 0 - assert 1538989332.000030486, sequence: 77 - clear 1538989332.099989206, sequence: 77 source 0 - assert 1538989333.000027868, sequence: 78 - clear 1538989332.099989206, sequence: 77 source 0 - assert 1538989333.000027868, sequence: 78 - clear 1538989333.100026798, sequence: 78 source 0 - assert 1538989334.000034819, sequence: 79 - clear 1538989333.100026798, sequence: 78 source 0 - assert 1538989334.000034819, sequence: 79 - clear 1538989334.100026658, sequence: 79 source 0 - assert 1538989335.000028736, sequence: 80 - clear 1538989334.100026658, sequence: 79 source 0 - assert 1538989335.000028736, sequence: 80 - clear 1538989335.099992945, sequence: 80 source 0 - assert 1538989336.000030023, sequence: 81 - clear 1538989335.099992945, sequence: 80 source 0 - assert 1538989336.000030023, sequence: 81 - clear 1538989336.100039242, sequence: 81 source 0 - assert 1538989337.000030602, sequence: 82 - clear 1538989336.100039242, sequence: 81 source 0 - assert 1538989337.000030602, sequence: 82 - clear 1538989337.100037228, sequence: 82 source 0 - assert 1538989337.999999318, sequence: 83 - clear 1538989337.100037228, sequence: 82 source 0 - assert 1538989337.999999318, sequence: 83 - clear 1538989338.100028954, sequence: 83 source 0 - assert 1538989339.000030054, sequence: 84 - clear 1538989338.100028954, sequence: 83 source 0 - assert 1538989339.000030054, sequence: 84 - clear 1538989339.100027652, sequence: 84 source 0 - assert 1538989340.000032340, sequence: 85 - clear 1538989339.100027652, sequence: 84 source 0 - assert 1538989340.000032340, sequence: 85 - clear 1538989340.100036408, sequence: 85 source 0 - assert 1538989341.000040290, sequence: 86 - clear 1538989340.100036408, sequence: 85 source 0 - assert 1538989341.000040290, sequence: 86 - clear 1538989341.100036915, sequence: 86 source 0 - assert 1538989342.000043465, sequence: 87 - clear 1538989341.100036915, sequence: 86 source 0 - assert 1538989342.000043465, sequence: 87 - clear 1538989342.100037169, sequence: 87 source 0 - assert 1538989343.000030576, sequence: 88 - clear 1538989342.100037169, sequence: 87 source 0 - assert 1538989343.000030576, sequence: 88 - clear 1538989343.100035975, sequence: 88 source 0 - assert 1538989344.000036063, sequence: 89 - clear 1538989343.100035975, sequence: 88 source 0 - assert 1538989344.000036063, sequence: 89 - clear 1538989344.100031717, sequence: 89 source 0 - assert 1538989344.999993916, sequence: 90 - clear 1538989344.100031717, sequence: 89 source 0 - assert 1538989344.999993916, sequence: 90 - clear 1538989345.100033126, sequence: 90 source 0 - assert 1538989345.999995711, sequence: 91 - clear 1538989345.100033126, sequence: 90 source 0 - assert 1538989345.999995711, sequence: 91 - clear 1538989346.100041771, sequence: 91 source 0 - assert 1538989347.000042706, sequence: 92 - clear 1538989346.100041771, sequence: 91 source 0 - assert 1538989347.000042706, sequence: 92 - clear 1538989347.100004091, sequence: 92 source 0 - assert 1538989348.000032496, sequence: 93 - clear 1538989347.100004091, sequence: 92 source 0 - assert 1538989348.000032496, sequence: 93 - clear 1538989348.100041986, sequence: 93 source 0 - assert 1538989349.000034251, sequence: 94 - clear 1538989348.100041986, sequence: 93 source 0 - assert 1538989349.000034251, sequence: 94 - clear 1538989349.100044037, sequence: 94 source 0 - assert 1538989349.999969746, sequence: 95 - clear 1538989349.100044037, sequence: 94 source 0 - assert 1538989349.999969746, sequence: 95 - clear 1538989350.100032890, sequence: 95 source 0 - assert 1538989351.000033760, sequence: 96 - clear 1538989350.100032890, sequence: 95 source 0 - assert 1538989351.000033760, sequence: 96 - clear 1538989351.100041824, sequence: 96 source 0 - assert 1538989352.000033445, sequence: 97 - clear 1538989351.100041824, sequence: 96 source 0 - assert 1538989352.000033445, sequence: 97 - clear 1538989352.100037571, sequence: 97 source 0 - assert 1538989353.000036861, sequence: 98 - clear 1538989352.100037571, sequence: 97 source 0 - assert 1538989353.000036861, sequence: 98 - clear 1538989353.100025857, sequence: 98 source 0 - assert 1538989353.999974979, sequence: 99 - clear 1538989353.100025857, sequence: 98 source 0 - assert 1538989353.999974979, sequence: 99 - clear 1538989354.100032049, sequence: 99 source 0 - assert 1538989355.000038082, sequence: 100 - clear 1538989354.100032049, sequence: 99 source 0 - assert 1538989355.000038082, sequence: 100 - clear 1538989355.100008120, sequence: 100 source 0 - assert 1538989356.000036357, sequence: 101 - clear 1538989355.100008120, sequence: 100 source 0 - assert 1538989356.000036357, sequence: 101 - clear 1538989356.100024625, sequence: 101 source 0 - assert 1538989357.000036617, sequence: 102 - clear 1538989356.100024625, sequence: 101 source 0 - assert 1538989357.000036617, sequence: 102 - clear 1538989357.100035072, sequence: 102 source 0 - assert 1538989357.999998129, sequence: 103 - clear 1538989357.100035072, sequence: 102 source 0 - assert 1538989357.999998129, sequence: 103 - clear 1538989358.100035107, sequence: 103 source 0 - assert 1538989358.999996552, sequence: 104 - clear 1538989358.100035107, sequence: 103 source 0 - assert 1538989358.999996552, sequence: 104 - clear 1538989359.100044830, sequence: 104 source 0 - assert 1538989359.999959692, sequence: 105 - clear 1538989359.100044830, sequence: 104 source 0 - assert 1538989359.999959692, sequence: 105 - clear 1538989360.099976176, sequence: 105 source 0 - assert 1538989361.000042206, sequence: 106 - clear 1538989360.099976176, sequence: 105 source 0 - assert 1538989361.000042206, sequence: 106 - clear 1538989361.100037914, sequence: 106 source 0 - assert 1538989362.000039969, sequence: 107 - clear 1538989361.100037914, sequence: 106 source 0 - assert 1538989362.000039969, sequence: 107 - clear 1538989362.100059917, sequence: 107 source 0 - assert 1538989363.000003249, sequence: 108 - clear 1538989362.100059917, sequence: 107 source 0 - assert 1538989363.000003249, sequence: 108 - clear 1538989363.100033881, sequence: 108 source 0 - assert 1538989364.000044242, sequence: 109 - clear 1538989363.100033881, sequence: 108 source 0 - assert 1538989364.000044242, sequence: 109 - clear 1538989364.100004467, sequence: 109 source 0 - assert 1538989365.000039435, sequence: 110 - clear 1538989364.100004467, sequence: 109 source 0 - assert 1538989365.000039435, sequence: 110 - clear 1538989365.100044617, sequence: 110 source 0 - assert 1538989366.000040007, sequence: 111 - clear 1538989365.100044617, sequence: 110 source 0 - assert 1538989366.000040007, sequence: 111 - clear 1538989366.100037514, sequence: 111 source 0 - assert 1538989367.000040233, sequence: 112 - clear 1538989366.100037514, sequence: 111 source 0 - assert 1538989367.000040233, sequence: 112 - clear 1538989367.100039724, sequence: 112 source 0 - assert 1538989368.000039477, sequence: 113 - clear 1538989367.100039724, sequence: 112 source 0 - assert 1538989368.000039477, sequence: 113 - clear 1538989368.100039865, sequence: 113 source 0 - assert 1538989369.000045992, sequence: 114 - clear 1538989368.100039865, sequence: 113 source 0 - assert 1538989369.000045992, sequence: 114 - clear 1538989369.100038817, sequence: 114 source 0 - assert 1538989370.000036588, sequence: 115 - clear 1538989369.100038817, sequence: 114 source 0 - assert 1538989370.000036588, sequence: 115 - clear 1538989370.100039420, sequence: 115 source 0 - assert 1538989371.000054882, sequence: 116 - clear 1538989370.100039420, sequence: 115 source 0 - assert 1538989371.000054882, sequence: 116 - clear 1538989371.100053352, sequence: 116 source 0 - assert 1538989372.000002667, sequence: 117 - clear 1538989371.100053352, sequence: 116 source 0 - assert 1538989372.000002667, sequence: 117 - clear 1538989372.100040437, sequence: 117 source 0 - assert 1538989373.000049206, sequence: 118 - clear 1538989372.100040437, sequence: 117 source 0 - assert 1538989373.000049206, sequence: 118 - clear 1538989373.099973918, sequence: 118 source 0 - assert 1538989374.000053037, sequence: 119 - clear 1538989373.099973918, sequence: 118 source 0 - assert 1538989374.000053037, sequence: 119 - clear 1538989374.100040007, sequence: 119 source 0 - assert 1538989375.000050347, sequence: 120 - clear 1538989374.100040007, sequence: 119 source 0 - assert 1538989375.000050347, sequence: 120 - clear 1538989375.100039055, sequence: 120 source 0 - assert 1538989376.000043221, sequence: 121 - clear 1538989375.100039055, sequence: 120 source 0 - assert 1538989376.000043221, sequence: 121 - clear 1538989376.100047394, sequence: 121 source 0 - assert 1538989377.000041090, sequence: 122 - clear 1538989376.100047394, sequence: 121 source 0 - assert 1538989377.000041090, sequence: 122 - clear 1538989377.100000469, sequence: 122 source 0 - assert 1538989378.000053223, sequence: 123 - clear 1538989377.100000469, sequence: 122 source 0 - assert 1538989378.000053223, sequence: 123 - clear 1538989378.100042017, sequence: 123 source 0 - assert 1538989379.000042655, sequence: 124 - clear 1538989378.100042017, sequence: 123 source 0 - assert 1538989379.000042655, sequence: 124 - clear 1538989379.100040998, sequence: 124 source 0 - assert 1538989380.000052112, sequence: 125 - clear 1538989379.100040998, sequence: 124 source 0 - assert 1538989380.000052112, sequence: 125 - clear 1538989380.100048373, sequence: 125 source 0 - assert 1538989381.000044215, sequence: 126 - clear 1538989380.100048373, sequence: 125 source 0 - assert 1538989381.000044215, sequence: 126 - clear 1538989381.100050417, sequence: 126 source 0 - assert 1538989381.999968051, sequence: 127 - clear 1538989381.100050417, sequence: 126 source 0 - assert 1538989381.999968051, sequence: 127 - clear 1538989382.100023719, sequence: 127 source 0 - assert 1538989383.000045779, sequence: 128 - clear 1538989382.100023719, sequence: 127 source 0 - assert 1538989383.000045779, sequence: 128 - clear 1538989383.100043301, sequence: 128 source 0 - assert 1538989384.000046601, sequence: 129 - clear 1538989383.100043301, sequence: 128 source 0 - assert 1538989384.000046601, sequence: 129 - clear 1538989384.100045772, sequence: 129 source 0 - assert 1538989385.000055759, sequence: 130 - clear 1538989384.100045772, sequence: 129 source 0 - assert 1538989385.000055759, sequence: 130 - clear 1538989385.100044038, sequence: 130 source 0 - assert 1538989386.000050969, sequence: 131 - clear 1538989385.100044038, sequence: 130 source 0 - assert 1538989386.000050969, sequence: 131 - clear 1538989386.100054125, sequence: 131 source 0 - assert 1538989387.000018993, sequence: 132 - clear 1538989386.100054125, sequence: 131 source 0 - assert 1538989387.000018993, sequence: 132 - clear 1538989387.100026980, sequence: 132 source 0 - assert 1538989388.000059350, sequence: 133 - clear 1538989387.100026980, sequence: 132 source 0 - assert 1538989388.000059350, sequence: 133 - clear 1538989388.100055585, sequence: 133 source 0 - assert 1538989389.000046516, sequence: 134 - clear 1538989388.100055585, sequence: 133 source 0 - assert 1538989389.000046516, sequence: 134 - clear 1538989389.100045938, sequence: 134 source 0 - assert 1538989390.000051066, sequence: 135 - clear 1538989389.100045938, sequence: 134 source 0 - assert 1538989390.000051066, sequence: 135 - clear 1538989390.100048800, sequence: 135 source 0 - assert 1538989391.000052471, sequence: 136 - clear 1538989390.100048800, sequence: 135 source 0 - assert 1538989391.000052471, sequence: 136 - clear 1538989391.100046430, sequence: 136 source 0 - assert 1538989392.000039433, sequence: 137 - clear 1538989391.100046430, sequence: 136 source 0 - assert 1538989392.000039433, sequence: 137 - clear 1538989392.100058423, sequence: 137 source 0 - assert 1538989393.000055527, sequence: 138 - clear 1538989392.100058423, sequence: 137 source 0 - assert 1538989393.000055527, sequence: 138 - clear 1538989393.100055732, sequence: 138 source 0 - assert 1538989394.000060546, sequence: 139 - clear 1538989393.100055732, sequence: 138 source 0 - assert 1538989394.000060546, sequence: 139 - clear 1538989394.100048680, sequence: 139 source 0 - assert 1538989394.999983730, sequence: 140 - clear 1538989394.100048680, sequence: 139 source 0 - assert 1538989394.999983730, sequence: 140 - clear 1538989395.100050746, sequence: 140 source 0 - assert 1538989396.000051875, sequence: 141 - clear 1538989395.100050746, sequence: 140 source 0 - assert 1538989396.000051875, sequence: 141 - clear 1538989396.100059195, sequence: 141 source 0 - assert 1538989397.000024117, sequence: 142 - clear 1538989396.100059195, sequence: 141 source 0 - assert 1538989397.000024117, sequence: 142 - clear 1538989397.100047473, sequence: 142 source 0 - assert 1538989398.000049385, sequence: 143 - clear 1538989397.100047473, sequence: 142 source 0 - assert 1538989398.000049385, sequence: 143 - clear 1538989398.099997127, sequence: 143 source 0 - assert 1538989399.000052900, sequence: 144 - clear 1538989398.099997127, sequence: 143 source 0 - assert 1538989399.000052900, sequence: 144 - clear 1538989399.100047805, sequence: 144 source 0 - assert 1538989400.000061809, sequence: 145 - clear 1538989399.100047805, sequence: 144 source 0 - assert 1538989400.000061809, sequence: 145 - clear 1538989400.100048957, sequence: 145 source 0 - assert 1538989401.000050398, sequence: 146 - clear 1538989400.100048957, sequence: 145 source 0 - assert 1538989401.000050398, sequence: 146 - clear 1538989401.100056587, sequence: 146 source 0 - assert 1538989402.000055520, sequence: 147 - clear 1538989401.100056587, sequence: 146 source 0 - assert 1538989402.000055520, sequence: 147 - clear 1538989402.100050065, sequence: 147 source 0 - assert 1538989403.000063204, sequence: 148 - clear 1538989402.100050065, sequence: 147 source 0 - assert 1538989403.000063204, sequence: 148 - clear 1538989403.100056491, sequence: 148 source 0 - assert 1538989404.000043256, sequence: 149 - clear 1538989403.100056491, sequence: 148 source 0 - assert 1538989404.000043256, sequence: 149 - clear 1538989404.100055024, sequence: 149 source 0 - assert 1538989405.000052799, sequence: 150 - clear 1538989404.100055024, sequence: 149 source 0 - assert 1538989405.000052799, sequence: 150 - clear 1538989405.100055238, sequence: 150 source 0 - assert 1538989406.000045060, sequence: 151 - clear 1538989405.100055238, sequence: 150 source 0 - assert 1538989406.000045060, sequence: 151 - clear 1538989406.100061297, sequence: 151 source 0 - assert 1538989406.999988177, sequence: 152 - clear 1538989406.100061297, sequence: 151 source 0 - assert 1538989406.999988177, sequence: 152 - clear 1538989407.100072544, sequence: 152 source 0 - assert 1538989408.000058548, sequence: 153 - clear 1538989407.100072544, sequence: 152 source 0 - assert 1538989408.000058548, sequence: 153 - clear 1538989408.100061553, sequence: 153 source 0 - assert 1538989409.000056127, sequence: 154 - clear 1538989408.100061553, sequence: 153 source 0 - assert 1538989409.000056127, sequence: 154 - clear 1538989409.099985809, sequence: 154 source 0 - assert 1538989410.000064271, sequence: 155 - clear 1538989409.099985809, sequence: 154 source 0 - assert 1538989410.000064271, sequence: 155 - clear 1538989410.099978541, sequence: 155 source 0 - assert 1538989411.000008139, sequence: 156 - clear 1538989410.099978541, sequence: 155 source 0 - assert 1538989411.000008139, sequence: 156 - clear 1538989411.100057623, sequence: 156 source 0 - assert 1538989412.000054635, sequence: 157 - clear 1538989411.100057623, sequence: 156 source 0 - assert 1538989412.000054635, sequence: 157 - clear 1538989412.100055450, sequence: 157 source 0 - assert 1538989413.000056955, sequence: 158 - clear 1538989412.100055450, sequence: 157 source 0 - assert 1538989413.000056955, sequence: 158 - clear 1538989413.100068959, sequence: 158 source 0 - assert 1538989414.000055250, sequence: 159 - clear 1538989413.100068959, sequence: 158 source 0 - assert 1538989414.000055250, sequence: 159 - clear 1538989414.100062260, sequence: 159 source 0 - assert 1538989415.000068128, sequence: 160 - clear 1538989414.100062260, sequence: 159 source 0 - assert 1538989415.000068128, sequence: 160 - clear 1538989415.100066289, sequence: 160 source 0 - assert 1538989416.000063046, sequence: 161 - clear 1538989415.100066289, sequence: 160 source 0 - assert 1538989416.000063046, sequence: 161 - clear 1538989416.100053591, sequence: 161 source 0 - assert 1538989417.000055051, sequence: 162 - clear 1538989416.100053591, sequence: 161 source 0 - assert 1538989417.000055051, sequence: 162 - clear 1538989417.100047715, sequence: 162 source 0 - assert 1538989418.000056941, sequence: 163 - clear 1538989417.100047715, sequence: 162 source 0 - assert 1538989418.000056941, sequence: 163 - clear 1538989418.100064132, sequence: 163 source 0 - assert 1538989419.000057197, sequence: 164 - clear 1538989418.100064132, sequence: 163 source 0 - assert 1538989419.000057197, sequence: 164 - clear 1538989419.100024046, sequence: 164 source 0 - assert 1538989420.000058380, sequence: 165 - clear 1538989419.100024046, sequence: 164 source 0 - assert 1538989420.000058380, sequence: 165 - clear 1538989420.100065410, sequence: 165 source 0 - assert 1538989421.000058814, sequence: 166 - clear 1538989420.100065410, sequence: 165 source 0 - assert 1538989421.000058814, sequence: 166 - clear 1538989421.100064848, sequence: 166 source 0 - assert 1538989422.000065014, sequence: 167 - clear 1538989421.100064848, sequence: 166 source 0 - assert 1538989422.000065014, sequence: 167 - clear 1538989422.100064953, sequence: 167 source 0 - assert 1538989423.000058520, sequence: 168 - clear 1538989422.100064953, sequence: 167 source 0 - assert 1538989423.000058520, sequence: 168 - clear 1538989423.100022621, sequence: 168 source 0 - assert 1538989424.000023825, sequence: 169 - clear 1538989423.100022621, sequence: 168 source 0 - assert 1538989424.000023825, sequence: 169 - clear 1538989424.100063583, sequence: 169 source 0 - assert 1538989425.000051266, sequence: 170 - clear 1538989424.100063583, sequence: 169 source 0 - assert 1538989425.000051266, sequence: 170 - clear 1538989425.100057561, sequence: 170 source 0 - assert 1538989426.000070860, sequence: 171 - clear 1538989425.100057561, sequence: 170 source 0 - assert 1538989426.000070860, sequence: 171 - clear 1538989426.100048359, sequence: 171 source 0 - assert 1538989427.000060842, sequence: 172 - clear 1538989426.100048359, sequence: 171 source 0 - assert 1538989427.000060842, sequence: 172 - clear 1538989427.100063569, sequence: 172 time_pps_fetch() error -1 (Connection timed out) time_pps_fetch() error -1 (Connection timed out) time_pps_fetch() error -1 (Connection timed out) time_pps_fetch() error -1 (Connection timed out) time_pps_fetch() error -1 (Connection timed out) time_pps_fetch() error -1 (Connection timed out) I don't know what is problem. I am totally stuck figuring out how to fix that ?
From: Miroslav Lichvar <mlichvar@xxxxxxxxxx>
Sent: Monday, October 8, 2018 1:45:15 PM To: chrony-users@xxxxxxxxxxxxxxxxxxxx Subject: Re: [chrony-users] Help Chrony synchronization(connectivity) is lost after 10 to 15 minutes. On Sat, Oct 06, 2018 at 04:51:52PM +0000, Munsif ALI wrote:
> I have used for logging sensor data while not connected to the Internet.I want to use a GPS receiver<https://m.ipc2u.com/catalog/gps-721> for the time synchronization. I would like to use gpsd and chrony to achieve this. > When I run chronyc tracking and chronyc sources it looks like the my machine is connecting to GPS. > > here my Chronyc tracking command output: > > > Reference ID : 116.122.250.120 (116.122.250.120) > Stratum : 1 The Reference ID indicates chrony is synchronized to an NTP server, but stratum is of a reference clock, and your config doesn't have an NTP server. Was it combined from two different tracking outputs? > root@munsif:/home/munsif# chronyc sources -v > 210 Number of sources = 1 > MS Name/IP address Stratum Poll Reach LastRx Last sample > =============================================================================== > #* SOCK 0 4 7 10 -12us[ +561us] +/- 15us > > When we start the GPS chronyc sources -v says chrony is synchronized the gps sock... here is the output of chronyc sources. > After 5 to 10 mints chronyc sources -v command says GPS in not synchronized The problem can either be that chrony is receiving measurements from gpsd but for some reason is ignoring them, or gpsd stops providing the measurements. Can you please add "log refclocks statistics" to your chrony.conf, restart chronyd and gpsd, let it run for few minutes, and post the logs here? -- Miroslav Lichvar -- To unsubscribe email chrony-users-request@xxxxxxxxxxxxxxxxxxxx with "unsubscribe" in the subject. For help email chrony-users-request@xxxxxxxxxxxxxxxxxxxx with "help" in the subject. Trouble? Email listmaster@xxxxxxxxxxxxxxxxxxxx. |
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