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Chrony Statistics

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Chrony Sources


  .-- 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               
===============================================================================
#- GPS                           0   2   377     2  -1110us[-1110us] +/-   50ms
#* PPS                           0   1   377     3  -2709ns[-3667ns] +/-   11us
^- ntp-main-1.oma.be             1   6   377     3  -4286us[-4287us] +/- 7785us
^- ntp-main-2.oma.be             1   6   377    92  -2818us[-2783us] +/- 6248us
^- ntp1.heppen.be                1   6   377    81  -2098us[-1956us] +/- 9783us
^- time1.esa.int                 1   6   377    37  -2857us[-2851us] +/- 6572us
^- ptbtime1.ptb.de               1   6   377   888  -3190us[-2897us] +/-   13ms

Chrony Tracking

Reference ID    : 50505300 (PPS)
Stratum         : 1
Ref time (UTC)  : Fri Feb 21 15:15:33 2025
System time     : 0.000002107 seconds slow of NTP time
Last offset     : -0.000001018 seconds
RMS offset      : 0.000007408 seconds
Frequency       : 16.244 ppm slow
Residual freq   : -0.011 ppm
Skew            : 1.311 ppm
Root delay      : 0.000000001 seconds
Root dispersion : 0.000024659 seconds
Update interval : 2.0 seconds
Leap status     : Normal

Chrony Sourcestats

                             .- 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
==============================================================================
GPS                         6   3    20    +18.440    126.513   -764us   271us
PPS                        16   7    30     -0.011      1.231    -21ns    10us
ntp-main-1.oma.be          64  31  253m     +0.340      0.023  -1189us   262us
ntp-main-2.oma.be          56  23  229m     +0.332      0.014  -1549us   124us
ntp1.heppen.be             64  32  220m     +0.338      0.033   -343us   278us
time1.esa.int              41  19  131m     +0.260      0.039  -1883us   155us
ptbtime1.ptb.de            61  29  270m     +0.292      0.019  -1357us   213us