Chrony Graphs [Data Legend]
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vnStati Graphs
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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 1015 +2477us[+2479us] +/- 19ms
^- time.nrc.ca 2 10 377 638 -5582us[-5582us] +/- 13ms
^* 2602:fde5:2a::11 1 10 377 700 +46us[ +46us] +/- 1313us
506 Cannot talk to daemon
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 ----- ----- 0 1.0 -16ms +19ms N
D time.nrc.ca N ----- ----- 645 1.0 -19ms +7439us N
* 2602:fde5:2a::11 N ----- ----- 707 1.0 -1330us +1404us N
+ 2602:fde5:2a::12 N ----- ----- 687 1.1 -968us +1228us N
+ 2602:fde5:2a::13 N ----- ----- 287 1.2 -1038us +1439us N
D 71.233.131.239 N ----- ----- 792 1.0 -35ms +33ms N
D ns1.cpsc.ucalgary.ca N ----- ----- 915 1.0 -49ms +48ms 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 +0.052 0.095 +1457us 161us
time.nrc.ca 15 7 241m -0.005 0.187 -5469us 711us
2602:fde5:2a::11 10 7 154m -0.013 0.076 -150us 130us
2602:fde5:2a::12 6 3 86m +0.013 0.070 +149us 37us
2602:fde5:2a::13 23 13 379m -0.031 0.014 -112us 108us
506 Cannot talk to daemon
Command: chronyc tracking
Reference ID : 61B7CE58 (2602:fde5:2a::11)
Stratum : 2
Ref time (UTC) : Fri Apr 10 18:48:26 2026
System time : 0.000058546 seconds fast of NTP time
Last offset : +0.000000209 seconds
RMS offset : 0.000069737 seconds
Frequency : 13.737 ppm fast
Residual freq : -0.001 ppm
Skew : 0.015 ppm
Root delay : 0.002595591 seconds
Root dispersion : 0.000808338 seconds
Update interval : 1032.5 seconds
Leap status : Normal