[ntp:questions] Re: "ntpd" and hwclock

Danny Mayer mayer at gis.net
Sat Oct 1 02:11:09 UTC 2005


David Woolley wrote:
> In article <db8e0$433b0f10$3ec37582$17819 at news.chello.nl>,
> M.C. van den Bovenkamp <marco at linuxgoeroe.dhs.org> wrote:
> 
> 
>>Yes. As long as it is synchronized, it will update the hardware clock 
>>every 11 minutes. Just a 'single shot' ntpd -g -q is *not* enough for 
> 
> 
> ntpd does not update the CMOS clock.  The linux kernel updates it
> after anything declares the time to be synchronised, using the adjtimex
> system call.  You can do that with the ntptime utility without ever
> running ntpd.
> 

The Windows version is supposed to. I don't know about the other O/S's.

Danny



More information about the questions mailing list