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               
===============================================================================
^- 2001:6d0:ffd4::1              1   6    17    81  -2534ns[ -143us] +/- 1226us
^* 89.109.251.21                 1   6    37    17    +10us[ -131us] +/- 2225us
^- 89.109.251.22                 1   6    37    16   +267us[ +267us] +/- 2103us
^- 89.109.251.23                 1   6    37    15   +264us[ +264us] +/- 2426us
^- 2606:4700:f1::123             3   6    17    80  -3263us[-3404us] +/-   23ms
^- 2001:4860:4806:4::            1   6    17    80  -3176us[-3317us] +/-   12ms

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
=======================================================================
D 2001:6d0:ffd4::1          N ----- -----   65   1.0   -37ms   +41ms  N
* 89.109.251.21             N ----- -----    1   1.0 -2249us +2261us  N
D 89.109.251.22             N ----- -----    0   1.0 -1857us +2393us  N
D 89.109.251.23             N ----- -----    0   1.0 -2162us +2690us  N
D 2606:4700:f1::123         N ----- -----   64   1.0  -285ms  +276ms  N
D 2001:4860:4806:4::        N ----- -----   65   1.0  -302ms  +303ms  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
==============================================================================
2001:6d0:ffd4::1            4   3     6    +28.035    572.972  +2157us    68us
89.109.251.21               5   3    70     -2.970     20.368    -50us    85us
89.109.251.22               5   5    71     +2.220     29.773   +295us   124us
89.109.251.23               5   3    71     +3.187     40.312   +338us   138us
2606:4700:f1::123           4   3     6    -20.878   3962.940  -5483us   347us
2001:4860:4806:4::          4   3     6    +57.956   4470.081   +918us   548us

Command: chronyc -n tracking

Reference ID    : 596DFB15 (89.109.251.21)
Stratum         : 2
Ref time (UTC)  : Fri Sep 25 17:09:45 2026
System time     : 0.000105533 seconds slow of NTP time
Last offset     : -0.000140852 seconds
RMS offset      : 0.000140852 seconds
Frequency       : 20.084 ppm slow
Residual freq   : -2.970 ppm
Skew            : 0.013 ppm
Root delay      : 0.004438649 seconds
Root dispersion : 0.000167316 seconds
Update interval : 64.3 seconds
Leap status     : Normal