On Wed, Aug 23, 2017 at 5:40 PM, Miroslav Lichvar <mlich...@redhat.com> wrote:

> The latest code in git produces three additional fields in the
> tracking log: root delay, root dispersion and maximum error using root
> delay and dispersion as it is right before the update. I wasn't able
> to figure out a good way to combine the data before and after update.
> It can be improved later.
>
> --
> Miroslav Lichvar


trainer@spark:~/downloads/chrony-3.2-pre2$ tail -f /var/log/chrony/tracking.log
===================================================================================================================================
   Date (UTC) Time     IP Address   St   Freq ppm   Skew ppm
Offset L Co  Offset sd Rem. corr. Root delay Root disp. Max. error
===================================================================================================================================
2017-09-04 12:20:19 0.0.0.0          0     -3.374      0.319
0.000e+00 ?  0  0.000e+00  1.505e-16  1.000e+00  1.000e+00  1.500e+00
2017-09-04 12:20:28 192.168.254.122  2     -3.374      0.319
2.569e-06 N  1  9.987e-06  1.292e-10  9.488e-05  1.088e-03  1.500e+00
2017-09-04 12:20:32 192.168.254.122  2     -3.374      0.333
4.472e-06 N  1  5.106e-06  4.518e-10  7.142e-05  1.027e-03  1.145e-03
2017-09-04 12:20:36 192.168.254.122  2     -3.375      0.397
-1.854e-06 N  1  3.455e-06 -1.863e-06  7.142e-05  1.051e-03  1.073e-03
2017-09-04 12:20:40 192.168.254.122  2     -3.382      0.563
-4.762e-07 N  1  2.978e-06 -9.035e-09  8.081e-05  1.027e-03  1.093e-03
2017-09-04 12:20:44 192.168.254.122  2     -3.397      0.854
4.996e-07 N  1  2.085e-06  4.186e-07  8.081e-05  1.032e-03  1.074e-03
2017-09-04 12:20:48 192.168.254.122  2     -3.557      1.098
-3.358e-06 N  1  2.188e-06 -7.890e-08  7.458e-05  1.028e-03  1.080e-03
2017-09-04 12:20:52 192.168.254.122  2     -3.582      0.871
5.087e-07 N  1  2.359e-06  2.816e-08  7.458e-05  1.030e-03  1.078e-03
2017-09-04 12:20:56 192.168.254.122  2     -3.521      0.724
1.633e-06 N  1  2.427e-06 -4.157e-07  7.458e-05  1.032e-03  1.075e-03
2017-09-04 12:21:00 192.168.254.122  2     -3.544      0.535
-8.967e-07 N  1  2.171e-06 -8.854e-07  7.458e-05  1.032e-03  1.078e-03
2017-09-04 12:21:04 192.168.254.122  2     -3.558      0.396
-3.287e-07 N  1  1.881e-06  1.131e-08  7.458e-05  1.032e-03  1.076e-03
2017-09-04 12:21:08 192.168.254.122  2     -3.556      0.343
9.500e-08 N  1  1.978e-06  2.991e-07  7.458e-05  1.034e-03  1.076e-03
2017-09-04 12:21:12 192.168.254.122  2     -3.536      0.376
9.286e-07 N  1  2.591e-06  1.902e-07  7.458e-05  1.036e-03  1.077e-03
2017-09-04 12:21:16 192.168.254.122  2     -3.514      0.338
7.338e-07 N  1  2.475e-06 -5.981e-07  7.458e-05  1.035e-03  1.080e-03
2017-09-04 12:21:20 192.168.254.122  2     -3.503      0.279
3.578e-07 N  1  2.267e-06 -8.524e-07  7.458e-05  1.035e-03  1.079e-03
2017-09-04 12:21:24 192.168.254.122  2     -3.496      0.241
2.553e-07 N  1  2.183e-06 -7.818e-07  7.458e-05  1.036e-03  1.079e-03
2017-09-04 12:21:28 192.168.254.122  2     -3.491      0.211
2.499e-07 N  1  2.087e-06 -7.075e-07  7.458e-05  1.035e-03  1.079e-03

Thanks

But something is off:

root@spark:~# chronyc -n ntpdata 192.168.254.122
Remote address  : 192.168.254.122 (C0A8FE7A)
Remote port     : 123
Local address   : 192.168.254.76 (C0A8FE4C)
Leap status     : Normal
Version         : 4
Mode            : Server
Stratum         : 1
Poll interval   : 3 (8 seconds)
Precision       : -18 (0.000003815 seconds)
Root delay      : 0.000000 seconds
Root dispersion : 0.001022 seconds
Reference ID    : 4D525300 (MRS)
Reference time  : Mon Sep 04 09:26:22 2017
Offset          : -0.000026464 seconds
Peer delay      : 0.000123199 seconds
Peer dispersion : 0.000003835 seconds
Response time   : 0.000317335 seconds
Jitter asymmetry: +0.00
NTP tests       : 111 111 1111
Interleaved     : No
Authenticated   : No
TX timestamping : Daemon
RX timestamping : Kernel
Total TX        : 91
Total RX        : 91
Total valid RX  : 91



root@spark:~# chronyc -n tracking
Reference ID    : C0A8FE7A (192.168.254.122)
Stratum         : 2
Ref time (UTC)  : Mon Sep 04 12:26:28 2017
System time     : 0.000000126 seconds fast of NTP time
Last offset     : -0.000000720 seconds
RMS offset      : 0.000000750 seconds
Frequency       : 3.535 ppm slow
Residual freq   : -0.001 ppm
Skew            : 0.094 ppm
Root delay      : 0.000071799 seconds
Root dispersion : 0.001026187 seconds
Update interval : 4.0 seconds
Leap status     : Normal



192.168.254.122 is reported as stratum-1 in 'ntpdata' and as stratum-2
in 'tracking'. Why is that ?

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