Chrony Graphs [Data Legend]

Day
Week
Month
Year
Chrony serverstats graph - day
Chrony offset graph - day
Chrony tracking graph - day
Chrony delay graph - day
Chrony frequency graph - day
Chrony drift graph - day
Chrony serverstats graph - week
Chrony offset graph - week
Chrony tracking graph - week
Chrony delay graph - week
Chrony frequency graph - week
Chrony drift graph - week
Chrony serverstats graph - month
Chrony offset graph - month
Chrony tracking graph - month
Chrony delay graph - month
Chrony frequency graph - month
Chrony drift graph - month
Chrony serverstats graph - year
Chrony offset graph - year
Chrony tracking graph - year
Chrony delay graph - year
Chrony frequency graph - year
Chrony drift graph - year

vnStati Graphs

vnStat summary
vnStat daily
vnStat top 10
 vnStat hourly
vnStat monthly
vnStat yearly

Chrony - NTP Statistics

Command: chronyc -n sources -v


  .-- Source mode  '^' = server, '=' = peer, '#' = local clock.
 / .- Source state '*' = current best, '+' = combined, '-' = not combined,
| /             'x' = may be in error, '~' = too variable, '?' = unusable.
||                                                 .- xxxx [ yyyy ] +/- zzzz
||      Reachability register (octal) -.           |  xxxx = adjusted offset,
||      Log2(Polling interval) --.      |          |  yyyy = measured offset,
||                                \     |          |  zzzz = estimated error.
||                                 |    |           \
MS Name/IP address         Stratum Poll Reach LastRx Last sample               
===============================================================================
^* 178.189.127.148               1   8   377    79  -4158us[-4095us] +/- 8165us
^- 178.189.127.149               1   8   377    85  -4168us[-4105us] +/- 8088us
^+ 10.20.0.14                    1   6   377    81  +3162us[+3162us] +/- 7744us
^- 2a01:4f8:0:a101::2:3          2   8   377    88   +732us[ +795us] +/-   33ms
^+ 2001:7c0:3100::30             2   8   377    85  +1192us[+1255us] +/- 9533us
^+ 2001:638:610:be01::103        1   8   377    84   +933us[ +997us] +/-   17ms
^+ 178.189.127.147               1   8   377    86  -4145us[-4081us] +/- 8168us
^- 2001:67c:133c::123            2   8   377    78  +1005us[+1005us] +/-   32ms
^+ 80.108.23.15                  1   8   377   337  +3400us[+3400us] +/- 8756us

Command: chronyc -n selectdata -v

  . State: N - noselect, s - unsynchronised, M - missing samples,
 /         d/D - large distance, ~ - jittery, w/W - waits for others,
|          S - stale, O - orphan, T - not trusted, P - not preferred,
|          U - waits for update,, x - falseticker, + - combined, * - best.
|   Effective options   ---------.  (N - noselect, P - prefer
|   Configured options  ----.     \  T - trust, R - require)
|   Auth. enabled (Y/N) -.   \     \     Offset interval --.
|                        |    |     |                       |
S Name/IP Address        Auth COpts EOpts Last Score     Interval  Leap
=======================================================================
* 178.189.127.148           Y ----- -----   62   1.0   -12ms +3885us  N
D 178.189.127.149           Y ----- -----   68   1.0   -12ms +3926us  N
+ 10.20.0.14                Y ----- -----   64   3.5 -4598us   +11ms  N
D 2a01:4f8:0:a101::2:3      Y ----- -----   72   1.0   -26ms   +27ms  N
+ 2001:7c0:3100::30         Y ----- -----   69   1.0 -8244us   +11ms  N
+ 2001:638:610:be01::103    Y ----- -----   68   1.0   -13ms   +14ms  N
+ 178.189.127.147           Y ----- -----   70   1.0   -12ms +3896us  N
D 2001:67c:133c::123        Y ----- -----   62   1.0   -19ms   +21ms  N
+ 80.108.23.15              Y ----- -----  321   1.0 -5349us   +12ms  N

Command: chronyc -n sourcestats -v

                             .- Number of sample points in measurement set.
                            /    .- Number of residual runs with same sign.
                           |    /    .- Length of measurement set (time).
                           |   |    /      .- Est. clock freq error (ppm).
                           |   |   |      /           .- Est. error in freq.
                           |   |   |     |           /         .- Est. offset.
                           |   |   |     |          |          |   On the -.
                           |   |   |     |          |          |   samples. \
                           |   |   |     |          |          |             |
Name/IP Address            NP  NR  Span  Frequency  Freq Skew  Offset  Std Dev
==============================================================================
178.189.127.148            26  11   40m     -0.012      0.061  -4208us    56us
178.189.127.149            27  11   39m     -0.007      0.086  -4097us    80us
10.20.0.14                 42  25   40m     +0.180      0.430  +3745us   578us
2a01:4f8:0:a101::2:3       27  16   39m     -0.074      0.081   +702us    77us
2001:7c0:3100::30          27  13   39m     +0.007      0.022  +1172us    20us
2001:638:610:be01::103      8   7  1162     +0.286      4.955   +796us   774us
178.189.127.147            27  13   39m     -0.017      0.043  -4181us    41us
2001:67c:133c::123         27  11   40m     +0.030      0.038  +1054us    37us
80.108.23.15               27  18   35m     -0.016      0.447  +3136us   350us

Command: chronyc -n tracking

Reference ID    : B2BD7F94 (178.189.127.148)
Stratum         : 2
Ref time (UTC)  : Mon Nov 02 06:48:42 2026
System time     : 0.000316711 seconds fast of NTP time
Last offset     : +0.000063377 seconds
RMS offset      : 0.000452076 seconds
Frequency       : 9.007 ppm fast
Residual freq   : +0.001 ppm
Skew            : 0.021 ppm
Root delay      : 0.013940623 seconds
Root dispersion : 0.001177752 seconds
Update interval : 258.9 seconds
Leap status     : Normal