[ntp:questions] Re: ntp client over satellite and no CMOS battery
Danny Mayer
mayer at gis.net
Fri Oct 7 04:38:25 UTC 2005
David L. Mills wrote:
> Tim,
> A good deal of quality design time went into the statistical analysis of
> errors and the manner in which statistics are presented to the
> application, in this case via ntp_gettime(). You don't want to know
> anything other than the carefully maintained maximum error and estimated
> error statistics. Neither the stratum of the server nor the poll
> interval nor the precision nor any other statistic is necessary to
> evaluate the quality of time. The maximum error and estimated error
> already take those factors into account. You really don't want to second
> guess what the server is doing, just that it and the local client are
> providing dependable statistics.
>
> As I said in my last, your clock is Big Ben and NTP is manipulating the
> number of farthings, h'apennies, pence, shillings, pounds and guineas on
> the pendulum. [Gawd, after 33 years since decimalization, I'm not sure I
> remember how to spell all that coinage.]
>
> Dave
>
You did forget the threepence, half-crowns, crowns, and florins, all of
which I have in my collection.
I seems to remember reading somewhere that Big Ben actually uses NTP to
stay accurate.
Danny
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