Re: RTC problem

From: Bernd Walter <ticso_at_cicely7.cicely.de>
Date: Mon, 30 Jun 2008 18:59:21 +0200
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
existence.

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.
Received on Mon Jun 30 2008 - 14:59:28 UTC

This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:39:32 UTC