NTP synchronized: no

Patrick Dupre pdupre at gmx.com
Tue Sep 8 10:26:59 UTC 2015


>
> On 09/08/15 17:29, Patrick Dupre wrote:
> > I cannot synchronize the date:
> > My undestanding is that it should be set by:
> > timedatectl set-ntp yes
> >
> > Here, the results of some commands:
> >
> > netstat -a |grep ntp
> > udp        0      0 localhost.localdo:51314 ns346276.ip-94-23-3:ntp ESTABLISHED
> > udp        0      0 localhost.localdo:39994 tomia.ordimatic.net:ntp ESTABLISHED
> > udp        0      0 localhost.localdo:45035 ntp.tuxfamily.net:ntp   ESTABLISHED
> > udp        0      0 localhost.localdo:49209 host3.nuagelibre.or:ntp ESTABLISHED
> > warning, got bogus l2cap line.
> >
> > chronyc sources
> > 210 Number of sources = 4
> > MS Name/IP address         Stratum Poll Reach LastRx Last sample
> > ===============================================================================
> > ^? host3.nuagelibre.org          0   8     0   10y     +0ns[   +0ns] +/-    0ns
> > ^? tomia.ordimatic.net           0   8     0   10y     +0ns[   +0ns] +/-    0ns
> > ^? ntp.tuxfamily.net             0   8     0   10y     +0ns[   +0ns] +/-    0ns
> > ^? ns346276.ip-94-23-32.eu       0   8     0   10y     +0ns[   +0ns] +/-    0ns
> 
> In the output above....
> 
> 'M'
>      This indicates the mode of the source.  '^' means a server, '='
>      means a peer and '#' indicates a locally connected reference clock.
> 
> 'S'
>      This column indicates the state of the sources.  '*' indicates the
>      source to which 'chronyd' is currently synchronised.  '+' indicates
>      acceptable sources which are combined with the selected source.
>      '-' indicates acceptable sources which are excluded by the
>      combining algorithm.  '?' indicates sources to which connectivity
>      has been lost or whose packets don't pass all tests.  'x' indicates
>      a clock which 'chronyd' thinks is is a falseticker (i.e.  its time
>      is inconsistent with a majority of other sources).  '~' indicates a
>      source whose time appears to have too much variability.  The '?'
>      condition is also shown at start-up, until at least 3 samples have
>      been gathered from it.
> 
> >
> >  chronyc sourcestats
> > 210 Number of sources = 4
> > Name/IP Address            NP  NR  Span  Frequency  Freq Skew  Offset  Std Dev
> > ==============================================================================
> > bunny.zeroloop.net          0   0     0     +0.000   2000.000     +0ns  4000ms
> > ns0.hezzel.org              0   0     0     +0.000   2000.000     +0ns  4000ms
> > server4.websters-computer   0   0     0     +0.000   2000.000     +0ns  4000ms
> > net1.web.yas-online.net     0   0     0     +0.000   2000.000     +0ns  4000ms
> 
> Should look more like this....
> Name/IP Address            NP  NR  Span  Frequency  Freq Skew  Offset  Std Dev
> ==============================================================================
> sun.stu.edu.tw              5   4   69m     -0.612      4.655   -136us  1240us
> venus.stu.edu.tw            6   4   86m     +0.888      0.853   -492us   334us
> 123-204-45-116.static.see  11   7  172m     -0.256      0.254  +1239us   475us
> atelieralica.idv.tw         7   5  103m     +2.341      1.821  +9709us  1310us
> 
> So, it seems your system is having problems to communicate with the remote servers.
> 
> Is this system at home or a workplace?  Could be a firewall issue if it is in a workplace.

This is at the Unversity. Maybe it is a firewall issue.
Is there a test that I can do to double check?

Thank.

> >
> >
> >
> >  timedatectl 
> >       Local time: Tue 2015-09-08 09:12:19 CEST
> >   Universal time: Tue 2015-09-08 07:12:19 UTC
> >         RTC time: Tue 2015-09-08 07:12:19
> >        Time zone: Europe/Paris (CEST, +0200)
> >      NTP enabled: yes
> > NTP synchronized: no
> >  RTC in local TZ: no
> >       DST active: yes
> >  Last DST change: DST began at
> >                   Sun 2015-03-29 01:59:59 CET
> >                   Sun 2015-03-29 03:00:00 CEST
> >  Next DST change: DST ends (the clock jumps one hour backwards) at
> >                   Sun 2015-10-25 02:59:59 CEST
> >                   Sun 2015-10-25 02:00:00 CET
> >
> >
> >  systemctl status chronyd
> > ● chronyd.service - NTP client/server
> >    Loaded: loaded (/usr/lib/systemd/system/chronyd.service; enabled; vendor preset: enabled)
> >    Active: active (running) since Tue 2015-09-08 09:00:52 CEST; 16min ago
> >   Process: 4848 ExecStartPost=/usr/libexec/chrony-helper update-daemon (code=exited, status=0/SUCCESS)
> >   Process: 4844 ExecStart=/usr/sbin/chronyd $OPTIONS (code=exited, status=0/SUCCESS)
> >  Main PID: 4846 (chronyd)
> >    CGroup: /system.slice/chronyd.service
> >            └─4846 /usr/sbin/chronyd
> >
> > Sep 08 09:00:52 localhost.localdomain systemd[1]: Starting NTP client/server...
> > Sep 08 09:00:52 localhost.localdomain chronyd[4846]: chronyd version 2.1.1 st...
> > Sep 08 09:00:52 localhost.localdomain chronyd[4846]: Frequency 0.000 +/- 1000...
> > Sep 08 09:00:52 localhost.localdomain systemd[1]: Started NTP client/server.
> > Sep 08 09:03:16 localhost.localdomain chronyd[4846]: Source 62.210.85.244 rep...
> > Hint: Some lines were ellipsized, use -l to show in full.
> 
> Output with "-l" please....
> 
> 
> >
> >
> > chronyc tracking
> > Reference ID    : 0.0.0.0 ()
> > Stratum         : 0
> > Ref time (UTC)  : Thu Jan  1 00:00:00 1970
> > System time     : 0.000000000 seconds fast of NTP time
> > Last offset     : +0.000000000 seconds
> > RMS offset      : 0.000000000 seconds
> > Frequency       : 0.000 ppm fast
> > Residual freq   : +0.000 ppm
> > Skew            : 0.000 ppm
> > Root delay      : 0.000000 seconds
> > Root dispersion : 0.000000 seconds
> > Update interval : 0.0 seconds
> > Leap status     : Not synchronised
> >
> >
> >
> >  timedatectl set-time "2015-09-08 11:22:00"
> > Failed to set time: NTP unit is active
> 
> This is normal since you can't set the date/time if you're relying on NTP to do it.
> 
> 
> -- 
> It seems most people that say they are "done talking about it" never really are until given the last word.
> -- 
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