[ntp:questions] NTP server not reducing polling interval on upstream hosts

A C agcarver+ntp at acarver.net
Sat Oct 25 03:27:15 UTC 2014

On 2014-10-24 20:11, A C wrote:
> On 2014-10-17 04:08, Rob wrote:
>> David Taylor <david-taylor at blueyonder.co.uk.invalid> wrote:
>>> On 17/10/2014 04:25, Phil W Lee wrote:
>>> []
>>>> Can I upgrade by just swapping a newer binary in?
>>>> I'm not really far enough up the FreeBSD learning curve to work out
>>>> why I'm getting errors trying to build a newer one from source (I did
>>>> at least try).
>>> I've put the Intel binaries I am currently using here:
>>>    http://www.satsignal.eu/ntp/FreeBSD-ntp.4.2.7p476.zip
>>> Be sure to take a backup of your own binaries first!  No promises, but 
>>> perhaps nothing ventured, nothing gained?
>> I know that this is not fixed in ntp-dev.  It was mentioned by someone
>> here when I discussed the problems of using ATOM in combination with
>> a network clock source, the trouble with "prefer" etc.
>> He had a patch that fixed both the "prefer" problem and the bug this
>> thread is about.
> That would be me.  I don't have a patch as you might think of one
> (running a patch against source) but I do have the edits noted.  I'm
> still using an older development version p270 so I really can't submit a
> patch anymore but I can certainly explain where the edits should go.

I'm still digging for other code I may have edited on other machines
that cover the polling interval but I think that eliminating the prefer
requirement actually stops the poll clamping.

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