[tz] Google moves beyond NTP

Eric Fischer enf at pobox.com
Mon Nov 26 21:10:03 UTC 2012

I'm no NTP expert so I'm not sure what it does differently, but the more
detailed paper is at http://research.google.com/archive/spanner.html


On Mon, Nov 26, 2012 at 12:40 PM, Russ Allbery <rra at stanford.edu> wrote:

> Ted Cabeen <ted at cabeen.org> writes:
> > Interesting article on how Google has moved beyond NTP, with a mention
> > of last year's leap second:
> > http://www.wired.com/wiredenterprise/2012/11/google-spanner-time/
> It would be interesting to have more details, since that article makes a
> lot of Google not using NTP and then proceeds to describe a network
> protocol that sounds exactly like NTP, down to how it distributes stratum
> zero clock sources to other systems in the same data center.  So it's not
> clear exactly what they changed.
> --
> Russ Allbery (rra at stanford.edu)             <http://www.eyrie.org/~eagle/>
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