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               
===============================================================================
^? 2607:f128:400:1::d            0  10     0     -     +0ns[   +0ns] +/-    0ns
^? 132.246.11.227                2  10   377   27m   -246us[ -372us] +/- 6642us
^+ 206.108.0.131                 1   8   377   153    -82us[  -82us] +/-  339us
^+ 206.108.0.132                 1   9   377   420    -11us[ -100us] +/-  264us
^* 206.108.0.133                 1   9   377   398    -13us[ -102us] +/-  221us
^? 71.233.131.239                2  10   377   851  +5132us[+5053us] +/-   34ms
^? 136.159.2.4                   0  10     0     -     +0ns[   +0ns] +/-    0ns
^- 66.49.186.215                 1   8   377   234    +99us[  +99us] +/- 3752us
^- 185.125.190.121               2  10   377   222   +123us[ +123us] +/-   47ms

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
=======================================================================
M 2607:f128:400:1::d        N ----- -----    0   1.0    +0ns    +0ns  ?
T 132.246.11.227            N ----- -----  24m   1.0 -6465us +6485us  N
+ 206.108.0.131             N ----- -----    0   1.0  -354us  +212us  N
+ 206.108.0.132             N ----- -----  266   1.0  -286us  +267us  N
* 206.108.0.133             N ----- -----  245   1.0  -239us  +217us  N
T 71.233.131.239            N ----- -----  697   1.0   -21ms   +33ms  N
M 136.159.2.4               N ----- -----    0   1.0    +0ns    +0ns  ?
D 66.49.186.215             Y ----- --TR-   80   1.0 -3834us +3383us  N
D 185.125.190.121           Y ----- --TR-   69   1.0   -46ms   +45ms  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
==============================================================================
2607:f128:400:1::d          0   0     0     +0.000   2000.000     +0ns  4000ms
132.246.11.227             10   5  189m     +0.024      0.068    +80us   155us
206.108.0.131              13   7   41m     -0.126      0.076   -147us    42us
206.108.0.132              12   5   94m     +0.005      0.047    +30us    58us
206.108.0.133              13   6  112m     +0.008      0.030    +66us    51us
71.233.131.239             64  34   18h     -0.069      0.097  +9012us  4244us
136.159.2.4                 0   0     0     +0.000   2000.000     +0ns  4000ms
66.49.186.215               8   4   30m     -0.082      0.188   -267us    51us
185.125.190.121             8   3  137m     +0.041      0.177   -736us   248us

Command: chronyc -n tracking

Reference ID    : CE6C0085 (206.108.0.133)
Stratum         : 2
Ref time (UTC)  : Thu Aug 20 03:23:23 2026
System time     : 0.000068753 seconds slow of NTP time
Last offset     : -0.000089387 seconds
RMS offset      : 0.000068938 seconds
Frequency       : 9.671 ppm slow
Residual freq   : -0.005 ppm
Skew            : 0.035 ppm
Root delay      : 0.000410514 seconds
Root dispersion : 0.000457863 seconds
Update interval : 1041.1 seconds
Leap status     : Normal