[arch-general] Systemd and time synchronisation problems

mike cloaked mike.cloaked at gmail.com
Tue Sep 11 11:16:00 EDT 2012


On Tue, Sep 11, 2012 at 11:59 AM, Thomas Bächler <thomas at archlinux.org> wrote:
> Am 11.09.2012 12:15, schrieb mike cloaked:
>> Recently I changed permanently to systemd - however I have noticed
>> that the system clock is out by some minutes just after I have booted
>> up and see for example:
>>
>> [mike at lapmike3 ~]$ chronyc tracking
>> Reference ID    : 178.32.55.58 (gateway.omega.org.uk)
>> Stratum         : 3
>> Ref time (UTC)  : Tue Sep 11 10:03:20 2012
>> System time     : 158.888610840 seconds fast of NTP time
>> Frequency       : 5.454 ppm fast
>> Residual freq   : -1.577 ppm
>> Skew            : 13.260 ppm
>> Root delay      : 0.062475 seconds
>> Root dispersion : 0.029119 seconds
>
> Does chrony install a .list file to /usr/lib/systemd/ntp-units.d?
>
>> I would not mind a second or two out - but 158 seconds is not
>> acceptable - and if I reboot then the clock is immediately out by the
>> same amount until it eventually re-syncs after quite a long time (10s
>> of minutes!)
>
> Your /etc/adjtime probably contains a faulty adjustment value. Delete
> it, hwclock --systohc, then reboot.
>
Thanks Thomas - I will check and report back later..... and try your
suggestion too.



-- 
mike c


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