[ntp:questions] ntpd: time reset problem

Steve Kostecke kostecke at ntp.org
Mon Sep 14 15:37:54 UTC 2009

On 2009-09-14, David Lord <snews at lordynet.org> wrote:

> Frank Elsner wrote:
> OT you also have rather a lot of sources specified and if just for a
> single box it seems a bit excessive and could be trimmed to four or
> five (I'd also guess some of those eight get same refid).

Red Herring.

> I've just been trying mobile broadband on a high latency connection
> and it was too much for ntpd at 1-2 sec average and 150ms best to 10
> sec/timeout at worst :-)
> Then this weekend after reconfigured to use "burst" in server lines

"burst" is an 8x multiplier that is applied to each poll.

The use of "burst" against other peoples' time servers is generally
considered to be abuse unless you have received permission to do so.

Steve Kostecke <kostecke at ntp.org>
NTP Public Services Project - http://support.ntp.org/

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