RTC problem

Bernd Walter ticso at cicely7.cicely.de
Mon Jun 30 16:59:28 UTC 2008

On Mon, Jun 30, 2008 at 03:54:23PM +0000, Poul-Henning Kamp wrote:
> In message <20080630151740.GQ17364 at cicely7.cicely.de>, Bernd Walter writes:
> >But since ntpd only tunes the softclock and never sets the RTC it
> >allows the RTC to run completely unsyncronized.
> >Is there a way to regulary trigger a write to the RTC without
> >disturbing ntpd, so that the offset never gets large?
> Ideally the adjkerntz we run in cron every night should do that.
> The easiest way would be to add a sysctl that when written does it,
> thatway systems without adjkerntz could do it with a cronjob that
> just sysctl's that variable directly.

Ok - a sysctl which, when written calls resettodr().
Plus adding this call to adjkerntz independend of wall_cmos_clock

I wonder if people might forget about this when they remove adjkerntz
from a small system.

B.Walter <bernd at bwct.de> http://www.bwct.de
Modbus/TCP Ethernet I/O Baugruppen, ARM basierte FreeBSD Rechner uvm.

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