On Mon, Jul 2, 2012 at 11:24 AM, Peter Eckel <[email protected]> wrote:
> On the other hand I'm a bit surprised that the problems were comparably few -
> actually there is a time '01:59:60' for one second, and any plausibility
> check I've ever seen assumes that minutes and seconds are in the range from
> 0..59. Wrongly, it seems.
>
> Apparently Google uses an approach that looks much less risky to me - they
> use a time window over which they 'smear' the leap second by making their
> time servers lie about the time for a while, making it pass a little bit
> slower. That way they avoid the unlucky 61st second and still advance the
> clocks within a reasonable time.
>
> <http://googleblog.blogspot.de/2011/09/time-technology-and-leaping-seconds.html>
>
Interesting, but I thought that ntp clients always advanced the clock
by small fractions of a second anyway even when the master source
differs by more.
--
Les Mikesell
[email protected]
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