Clock problems

[coderman]

On Sun, Mar 8, 2009 at 8:20 PM, downie - <downgeoff2 at hotmail.com> wrote:
>...
>  A few days ago I had some overnight broadband outages.
> FWIW the clock synchronises to Apple's server, I'm not sure how often, and I
> haven't had any warnings about being out of sync.

you could check /var/log/system.log for things like:
Mar  9 01:24:55 imac ntpd[3721]: time reset -0.173970 s
Mar  9 01:49:24 imac ntpd[3721]: time reset +0.168392 s

(also bzcat /var/log/system.log.*.bz2 | grep ntpd)

if ntpd is quiet, you've got something else affecting the clock jumps...

best regards,