Chrony Graphs [Data Legend]
Day
Week
Month
vnStati Graphs
   |
   |
Chrony - NTP Statistics
Command: chronyc 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::dd2 2 10 377 643 +1668us[+1431us] +/- 17ms
^- time11.nrc.ca 2 10 377 58 -5465us[-5465us] +/- 12ms
^+ 2602:fde5:2a::11 1 10 377 204 -171us[ -171us] +/- 1144us
^+ 2602:fde5:2a::12 1 10 377 646 -26us[ -263us] +/- 1075us
^* 2602:fde5:2a::13 1 10 377 235 -245us[ -489us] +/- 1140us
^- 71.233.131.239 2 10 377 751 -7169us[-7403us] +/- 33ms
^- ns1.cpsc.ucalgary.ca 2 9 377 309 -889us[-1132us] +/- 55ms
Command: chronyc 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 2607:f128:400:1::dd2 N ----- ----- 585 1.0 -15ms +18ms N
D time11.nrc.ca N ----- ----- 0 1.0 -17ms +7015us N
+ 2602:fde5:2a::11 N ----- ----- 146 1.0 -1339us +979us N
+ 2602:fde5:2a::12 N ----- ----- 587 1.0 -1113us +1069us N
* 2602:fde5:2a::13 N ----- ----- 175 1.0 -1415us +896us N
D 71.233.131.239 N ----- ----- 691 1.0 -46ms +20ms N
D ns1.cpsc.ucalgary.ca N ----- ----- 248 1.0 -49ms +49ms N
Command: chronyc 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::dd2 10 6 154m +0.005 0.095 +1604us 175us
time11.nrc.ca 14 9 224m -0.020 0.071 -5126us 237us
2602:fde5:2a::11 8 7 120m -0.064 0.103 -203us 125us
2602:fde5:2a::12 18 8 292m +0.007 0.027 +157us 179us
2602:fde5:2a::13 9 7 137m -0.084 0.091 -212us 131us
71.233.131.239 38 20 10h -0.042 0.153 -8967us 3065us
ns1.cpsc.ucalgary.ca 14 7 112m -0.027 0.177 -221us 346us
Command: chronyc tracking
Reference ID : D6B0B827 (2602:fde5:2a::13)
Stratum : 2
Ref time (UTC) : Fri Feb 27 16:41:10 2026
System time : 0.000244108 seconds slow of NTP time
Last offset : -0.000244371 seconds
RMS offset : 0.000105662 seconds
Frequency : 14.060 ppm fast
Residual freq : -0.007 ppm
Skew : 0.035 ppm
Root delay : 0.002248356 seconds
Root dispersion : 0.000340526 seconds
Update interval : 1037.9 seconds
Leap status : Normal