Skip to content

Instantly share code, notes, and snippets.

@ZubairLK
Created November 19, 2018 18:27
Show Gist options
  • Save ZubairLK/d2a5a38e5dcdca5a65dc74882af2d86c to your computer and use it in GitHub Desktop.
Save ZubairLK/d2a5a38e5dcdca5a65dc74882af2d86c to your computer and use it in GitHub Desktop.
caught chrony loosing time sync
root@5689936:~# chronyc sources -v
210 Number of sources = 4
.-- Source mode '^' = server, '=' = peer, '#' = local clock.
/ .- Source state '*' = current synced, '+' = combined , '-' = not combined,
| / '?' = unreachable, 'x' = time may be in error, '~' = time too variable.
|| .- 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
===============================================================================
^+ lax1.m-d.net 2 10 377 308 -4660us[-5078us] +/- 101ms
^* vps6.ctyme.com 2 9 377 212 +1086us[ +661us] +/- 72ms
^+ paladin.latt.net 2 8 377 248 -6301us[-6723us] +/- 75ms
^? time.no-such-agency.net 0 6 0 - +0ns[ +0ns] +/- 0ns
root@5689936:~# timedatectl
Local time: Mon 2018-11-19 18:16:30 UTC
Universal time: Mon 2018-11-19 18:16:30 UTC
RTC time: Mon 2018-11-19 18:16:30
Time zone: n/a (UTC, +0000)
System clock synchronized: no
systemd-timesyncd.service active: n/a
RTC in local TZ: no
root@5689936:~# chronyc tracking
Reference ID : B869B610 (vps6.ctyme.com)
Stratum : 3
Ref time (UTC) : Mon Nov 19 18:12:55 2018
System time : 0.000748069 seconds slow of NTP time
Last offset : -0.000424814 seconds
RMS offset : 0.009931661 seconds
Frequency : 3.588 ppm fast
Residual freq : -0.015 ppm
Skew : 0.293 ppm
Root delay : 0.078172952 seconds
Root dispersion : 0.021010669 seconds
Update interval : 513.7 seconds
Leap status : Normal
root@5689936:~# timedatectl
Local time: Mon 2018-11-19 18:16:51 UTC
Universal time: Mon 2018-11-19 18:16:51 UTC
RTC time: Mon 2018-11-19 18:16:51
Time zone: n/a (UTC, +0000)
System clock synchronized: no
systemd-timesyncd.service active: n/a
RTC in local TZ: no
root@5689936:~# chronyc tracking
Reference ID : B869B610 (vps6.ctyme.com)
Stratum : 3
Ref time (UTC) : Mon Nov 19 18:12:55 2018
System time : 0.000743440 seconds slow of NTP time
Last offset : -0.000424814 seconds
RMS offset : 0.009931661 seconds
Frequency : 3.588 ppm fast
Residual freq : -0.015 ppm
Skew : 0.293 ppm
Root delay : 0.078172952 seconds
Root dispersion : 0.021036401 seconds
Update interval : 513.7 seconds
Leap status : Normal
root@5689936:~# chronyc tracking
Reference ID : B869B610 (vps6.ctyme.com)
Stratum : 3
Ref time (UTC) : Mon Nov 19 18:12:55 2018
System time : 0.000724031 seconds slow of NTP time
Last offset : -0.000424814 seconds
RMS offset : 0.009931661 seconds
Frequency : 3.588 ppm fast
Residual freq : -0.015 ppm
Skew : 0.293 ppm
Root delay : 0.078172952 seconds
Root dispersion : 0.021144295 seconds
Update interval : 513.7 seconds
Leap status : Normal
root@5689936:~# timedatectl
Local time: Mon 2018-11-19 18:18:18 UTC
Universal time: Mon 2018-11-19 18:18:18 UTC
RTC time: Mon 2018-11-19 18:18:18
Time zone: n/a (UTC, +0000)
System clock synchronized: no
systemd-timesyncd.service active: n/a
RTC in local TZ: no
root@5689936:~# chronyc sourcestats
210 Number of sources = 4
Name/IP Address NP NR Span Frequency Freq Skew Offset Std Dev
==============================================================================
lax1.m-d.net 30 16 109m +0.131 0.386 -262us 916us
vps6.ctyme.com 24 11 75m -0.100 0.440 +2768us 714us
paladin.latt.net 6 3 1099 +379.050 989.300 +373ms 124ms
time.no-such-agency.net 2 0 64 +0.000 2000.000 +419ms 4000ms
root@5689936:~# chronyc sources -v
210 Number of sources = 4
.-- Source mode '^' = server, '=' = peer, '#' = local clock.
/ .- Source state '*' = current synced, '+' = combined , '-' = not combined,
| / '?' = unreachable, 'x' = time may be in error, '~' = time too variable.
|| .- 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
===============================================================================
^+ lax1.m-d.net 2 10 377 430 -4660us[-5078us] +/- 101ms
^* vps6.ctyme.com 2 9 377 334 +1086us[ +661us] +/- 72ms
^x paladin.latt.net 2 6 377 45 +416ms[ +416ms] +/- 71ms
^? time.no-such-agency.net 2 6 3 47 +419ms[ +419ms] +/- 43ms
root@5689936:~# chronyc tracking
Reference ID : B869B610 (vps6.ctyme.com)
Stratum : 3
Ref time (UTC) : Mon Nov 19 18:12:55 2018
System time : 0.000717660 seconds slow of NTP time
Last offset : -0.000424814 seconds
RMS offset : 0.009931661 seconds
Frequency : 3.588 ppm fast
Residual freq : -0.015 ppm
Skew : 0.293 ppm
Root delay : 0.078172952 seconds
Root dispersion : 0.021179711 seconds
Update interval : 513.7 seconds
Leap status : Normal
root@5689936:~# date
Mon Nov 19 18:18:45 UTC 2018
root@5689936:~# timedatectl
Local time: Mon 2018-11-19 18:18:49 UTC
Universal time: Mon 2018-11-19 18:18:49 UTC
RTC time: Mon 2018-11-19 18:18:49
Time zone: n/a (UTC, +0000)
System clock synchronized: no
systemd-timesyncd.service active: n/a
RTC in local TZ: no
root@5689936:~# timedatectl
Local time: Mon 2018-11-19 18:19:28 UTC
Universal time: Mon 2018-11-19 18:19:28 UTC
RTC time: Mon 2018-11-19 18:19:28
Time zone: n/a (UTC, +0000)
System clock synchronized: no
systemd-timesyncd.service active: n/a
RTC in local TZ: no
root@5689936:~# date
Mon Nov 19 18:19:30 UTC 2018
root@5689936:~# chronyc tracking
Reference ID : 00000000 ()
Stratum : 0
Ref time (UTC) : Thu Jan 01 00:00:00 1970
System time : 0.000705979 seconds slow of NTP time
Last offset : -0.000424814 seconds
RMS offset : 0.009931661 seconds
Frequency : 3.588 ppm fast
Residual freq : +0.000 ppm
Skew : 0.000 ppm
Root delay : 1.000000000 seconds
Root dispersion : 1.000000000 seconds
Update interval : 513.7 seconds
Leap status : Not synchronised
root@5689936:~# chronyc sources -v
210 Number of sources = 4
.-- Source mode '^' = server, '=' = peer, '#' = local clock.
/ .- Source state '*' = current synced, '+' = combined , '-' = not combined,
| / '?' = unreachable, 'x' = time may be in error, '~' = time too variable.
|| .- 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
===============================================================================
^x lax1.m-d.net 2 10 377 497 -4660us[-5078us] +/- 101ms
^x vps6.ctyme.com 2 9 377 401 +1086us[ +661us] +/- 72ms
^x paladin.latt.net 2 6 377 48 +421ms[ +421ms] +/- 70ms
^x time.no-such-agency.net 2 6 7 50 +419ms[ +419ms] +/- 44ms
root@5689936:~# chronyc sources -v
210 Number of sources = 4
.-- Source mode '^' = server, '=' = peer, '#' = local clock.
/ .- Source state '*' = current synced, '+' = combined , '-' = not combined,
| / '?' = unreachable, 'x' = time may be in error, '~' = time too variable.
|| .- 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
===============================================================================
^x lax1.m-d.net 2 10 377 502 -4660us[-5078us] +/- 101ms
^x vps6.ctyme.com 2 9 377 406 +1086us[ +661us] +/- 72ms
^x paladin.latt.net 2 6 377 53 +421ms[ +421ms] +/- 70ms
^x time.no-such-agency.net 2 6 7 55 +419ms[ +419ms] +/- 44ms
root@5689936:~# date
Mon Nov 19 18:19:49 UTC 2018
root@5689936:~# date
Mon Nov 19 18:20:06 UTC 2018
root@5689936:~#
root@5689936:~# chronyc sources -v
210 Number of sources = 4
.-- Source mode '^' = server, '=' = peer, '#' = local clock.
/ .- Source state '*' = current synced, '+' = combined , '-' = not combined,
| / '?' = unreachable, 'x' = time may be in error, '~' = time too variable.
|| .- 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
===============================================================================
^x lax1.m-d.net 2 10 377 530 -4660us[-5078us] +/- 101ms
^x vps6.ctyme.com 2 9 377 434 +1086us[ +661us] +/- 72ms
^x paladin.latt.net 2 6 377 16 +416ms[ +416ms] +/- 73ms
^x time.no-such-agency.net 2 6 17 18 +418ms[ +418ms] +/- 42ms
root@5689936:~# chronyc tracking
Reference ID : 00000000 ()
Stratum : 0
Ref time (UTC) : Thu Jan 01 00:00:00 1970
System time : 0.000695943 seconds slow of NTP time
Last offset : -0.000424814 seconds
RMS offset : 0.009931661 seconds
Frequency : 3.588 ppm fast
Residual freq : +0.000 ppm
Skew : 0.000 ppm
Root delay : 1.000000000 seconds
Root dispersion : 1.000000000 seconds
Update interval : 513.7 seconds
Leap status : Not synchronised
root@5689936:~# chronyc tracking
Reference ID : 00000000 ()
Stratum : 0
Ref time (UTC) : Thu Jan 01 00:00:00 1970
System time : 0.000691366 seconds slow of NTP time
Last offset : -0.000424814 seconds
RMS offset : 0.009931661 seconds
Frequency : 3.588 ppm fast
Residual freq : +0.000 ppm
Skew : 0.000 ppm
Root delay : 1.000000000 seconds
Root dispersion : 1.000000000 seconds
Update interval : 513.7 seconds
Leap status : Not synchronised
root@5689936:~# chronyc sources -v
210 Number of sources = 4
.-- Source mode '^' = server, '=' = peer, '#' = local clock.
/ .- Source state '*' = current synced, '+' = combined , '-' = not combined,
| / '?' = unreachable, 'x' = time may be in error, '~' = time too variable.
|| .- 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
===============================================================================
^x lax1.m-d.net 2 10 377 562 -4660us[-5078us] +/- 101ms
^x vps6.ctyme.com 2 9 377 466 +1086us[ +661us] +/- 72ms
^x paladin.latt.net 2 6 377 48 +416ms[ +416ms] +/- 73ms
^x time.no-such-agency.net 2 6 17 50 +418ms[ +418ms] +/- 42ms
root@5689936:~# timedatectl
Local time: Mon 2018-11-19 18:20:48 UTC
Universal time: Mon 2018-11-19 18:20:48 UTC
RTC time: Mon 2018-11-19 18:20:48
Time zone: n/a (UTC, +0000)
System clock synchronized: no
systemd-timesyncd.service active: n/a
RTC in local TZ: no
root@5689936:~# timedatectl
Local time: Mon 2018-11-19 18:21:20 UTC
Universal time: Mon 2018-11-19 18:21:20 UTC
RTC time: Mon 2018-11-19 18:21:20
Time zone: n/a (UTC, +0000)
System clock synchronized: no
systemd-timesyncd.service active: n/a
RTC in local TZ: no
root@5689936:~# chronyc sources -v
210 Number of sources = 4
.-- Source mode '^' = server, '=' = peer, '#' = local clock.
/ .- Source state '*' = current synced, '+' = combined , '-' = not combined,
| / '?' = unreachable, 'x' = time may be in error, '~' = time too variable.
|| .- 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
===============================================================================
^x lax1.m-d.net 2 10 377 604 -4660us[-5078us] +/- 101ms
^x vps6.ctyme.com 2 9 377 508 +1086us[ +661us] +/- 72ms
^x paladin.latt.net 2 6 377 25 +416ms[ +416ms] +/- 73ms
^x time.no-such-agency.net 2 6 37 28 +417ms[ +417ms] +/- 47ms
root@5689936:~# chronyc tracking
Reference ID : 00000000 ()
Stratum : 0
Ref time (UTC) : Thu Jan 01 00:00:00 1970
System time : 0.000678775 seconds slow of NTP time
Last offset : -0.000424814 seconds
RMS offset : 0.009931661 seconds
Frequency : 3.588 ppm fast
Residual freq : +0.000 ppm
Skew : 0.000 ppm
Root delay : 1.000000000 seconds
Root dispersion : 1.000000000 seconds
Update interval : 513.7 seconds
Leap status : Not synchronised
root@5689936:~# chronyc sources -v
210 Number of sources = 4
.-- Source mode '^' = server, '=' = peer, '#' = local clock.
/ .- Source state '*' = current synced, '+' = combined , '-' = not combined,
| / '?' = unreachable, 'x' = time may be in error, '~' = time too variable.
|| .- 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
===============================================================================
^x lax1.m-d.net 2 10 377 614 -4660us[-5078us] +/- 101ms
^x vps6.ctyme.com 2 9 377 518 +1086us[ +661us] +/- 72ms
^x paladin.latt.net 2 6 377 35 +416ms[ +416ms] +/- 73ms
^x time.no-such-agency.net 2 6 37 38 +417ms[ +417ms] +/- 47ms
root@5689936:~# date
Mon Nov 19 18:21:35 UTC 2018
root@5689936:~# ping vps6.ctyme.com
PING vps6.ctyme.com (184.105.182.16): 56 data bytes
64 bytes from 184.105.182.16: seq=0 ttl=53 time=88.362 ms
^C
--- vps6.ctyme.com ping statistics ---
1 packets transmitted, 1 packets received, 0% packet loss
round-trip min/avg/max = 88.362/88.362/88.362 ms
root@5689936:~# date
Mon Nov 19 18:21:50 UTC 2018
root@5689936:~# chronyc sources
210 Number of sources = 4
MS Name/IP address Stratum Poll Reach LastRx Last sample
===============================================================================
^x lax1.m-d.net 2 10 377 635 -368ms[-5078us] +/- 101ms
^+ vps6.ctyme.com 2 6 377 20 +60ms[ +423ms] +/- 80ms
^+ paladin.latt.net 2 6 377 57 +53ms[ +416ms] +/- 73ms
^* time.no-such-agency.net 2 6 37 59 +54ms[ +417ms] +/- 47ms
root@5689936:~# chronyc sources -v
210 Number of sources = 4
.-- Source mode '^' = server, '=' = peer, '#' = local clock.
/ .- Source state '*' = current synced, '+' = combined , '-' = not combined,
| / '?' = unreachable, 'x' = time may be in error, '~' = time too variable.
|| .- 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
===============================================================================
^x lax1.m-d.net 2 10 377 636 -368ms[-5078us] +/- 101ms
^+ vps6.ctyme.com 2 6 377 21 +60ms[ +423ms] +/- 80ms
^+ paladin.latt.net 2 6 377 58 +53ms[ +416ms] +/- 73ms
^* time.no-such-agency.net 2 6 37 60 +54ms[ +417ms] +/- 47ms
root@5689936:~# timedatectl
Local time: Mon 2018-11-19 18:21:59 UTC
Universal time: Mon 2018-11-19 18:21:59 UTC
RTC time: Mon 2018-11-19 18:21:59
Time zone: n/a (UTC, +0000)
System clock synchronized: yes
systemd-timesyncd.service active: n/a
RTC in local TZ: no
root@5689936:~# chronyc tracking
Reference ID : 2D3876A1 (time.no-such-agency.net)
Stratum : 3
Ref time (UTC) : Mon Nov 19 18:22:00 2018
System time : 0.238719955 seconds fast of NTP time
Last offset : -0.006674303 seconds
RMS offset : 0.109397151 seconds
Frequency : 3.591 ppm fast
Residual freq : +4.949 ppm
Skew : 0.575 ppm
Root delay : 0.038016394 seconds
Root dispersion : 0.026837697 seconds
Update interval : 26.6 seconds
Leap status : Normal
root@5689936:~#
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment