[ntp:questions] Re: Excessive polling
terje.mathisen at hda.hydro.com
Thu Nov 13 20:38:17 UTC 2003
Chris Hastie wrote:
> I recently made the mistake of changing several things at the same time,
> coming out of it all with a previously well behaved server that quickly
> settled down to 1024s polling intervals now rarely getting beyond 64s.
> Amongst the changes:
> CPU was changed because it packed in
> Upgraded from ntpd 4.1.1b-a to 4.2
> Added a simple MSF reference clock
> Could any of these things have caused my server to become greedy, or
> should I be looking for something else. BTW, I don't have any maxpoll
> statements in ntp.conf.
Having a local refclock (MSF in your case) is enough to force all other
references to stay at minpoll.
One possible "fix" is to specify a higher than default minpoll, but this
will be less stable if you ever lose the refclock signal.
- <Terje.Mathisen at hda.hydro.com>
"almost all programming can be viewed as an exercise in caching"
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