[ntp:questions] strange behaviour of ntp peerstats entries.
Dennis Hilberg, Jr.
timekeeper at dennishilberg.com.invalid
Wed Jan 30 18:53:01 UTC 2008
David J Taylor wrote:
> Brian Utterback wrote:
> []
>> Which is why NTP prefers the source with the smallest delay. The
>> system I am using has servers whose delays are 51ms to 94. I can't
>> find any closer. On my company LAN, the delays range from 16ms to
>> 87ms. The offsets of all these servers agree to within 9ms. Sure, I
>> am not going to get sub-millisecond from that, but I think it is
>> probably
>> more typical than your set-up.
>>
>> Brian Utterback
>
> Brian,
>
> I know this is supposed to happen, but I recall seeing behaviour some time
> ago where a server with a little more jitter and much more delay was
> preferred, almost as if it was the jitter/offset which was the measure
> rather than offset itself. I ended up adding a "prefer" qualifier.
>
> Cheers,
> David
Doesn't ntpd choose a peer based on stratum also? Maybe that was the issue
there.
--
Dennis Hilberg, Jr. \ timekeeper(at)dennishilberg(dot)com
NTP Server Information: \ http://saturn.dennishilberg.com/ntp.php
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