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 10 377 222 +1297us[+1300us] +/- 17ms
^- time11.nrc.ca 2 10 377 510 -6174us[-6170us] +/- 13ms
^* 2602:fde5:2a::11 1 10 377 9 -8259ns[-6716ns] +/- 1249us
^+ 2602:fde5:2a::12 1 10 377 542 +115us[ +119us] +/- 1304us
^+ 2602:fde5:2a::13 1 10 377 1013 +191us[ +198us] +/- 1329us
^- 71.233.131.239 2 10 377 537 +6572us[+6576us] +/- 29ms
^- ns2.cpsc.ucalgary.ca 2 9 377 314 -1451us[-1448us] +/- 56ms
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 ----- ----- 214 1.0 -16ms +18ms N
D time11.nrc.ca N ----- ----- 501 1.0 -15ms +7168us N
* 2602:fde5:2a::11 N ----- ----- 0 1.0 -1256us +1242us N
+ 2602:fde5:2a::12 N ----- ----- 532 1.1 -1168us +950us N
+ 2602:fde5:2a::13 N ----- ----- 1001 1.0 -1285us +1760us N
D 71.233.131.239 N ----- ----- 525 1.0 -24ms +37ms N
D ns2.cpsc.ucalgary.ca N ----- ----- 301 1.0 -52ms +47ms 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 6 3 85m +0.056 0.296 +1398us 149us
time.nrc.ca 14 9 224m -0.034 0.066 -3900us 225us
2602:fde5:2a::11 8 4 121m +0.006 0.072 -69us 73us
2602:fde5:2a::12 14 11 224m -0.008 0.034 -129us 128us
2602:fde5:2a::13 8 6 120m +0.044 0.193 +270us 208us
71.233.131.239 10 5 154m +0.069 1.505 +1760us 2738us
ns2.cpsc.ucalgary.ca 8 6 60m -0.266 0.343 -1544us 187us
Command: chronyc tracking
Reference ID : 61B7CE58 (2602:fde5:2a::11)
Stratum : 2
Ref time (UTC) : Mon Jan 05 22:24:53 2026
System time : 0.000056462 seconds fast of NTP time
Last offset : +0.000001543 seconds
RMS offset : 0.000055027 seconds
Frequency : 14.003 ppm fast
Residual freq : -0.002 ppm
Skew : 0.034 ppm
Root delay : 0.002467197 seconds
Root dispersion : 0.000077738 seconds
Update interval : 1043.9 seconds
Leap status : Normal