RTC problem

Poul-Henning Kamp phk at phk.freebsd.dk
Mon Jun 30 16:21:15 UTC 2008


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.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.


More information about the freebsd-current mailing list