On Tue, Aug 5, 2014 at 3:24 AM, David J Taylor <david-tay...@blueyonder.co.uk> wrote: > Seems to work correctly here - my local stratum 1 server is displayed if > it's reachable (i.e. I'm on my local network).
In the US it tries [0-3].us.pool and my local address. It chooses the "best" three of those and then it chooses one. The list also shows (in pool.ntp.org) [0-3], europe, north-america. asia. oceania, south-america and time.apple.com in that order. Is it the same in the UK? In March 2013 (it seems longer ago): >ET asynchronously sends an NTP request to each of 4 or 5 hosts. It then >requests additional >samples from each host until it gets enough good samples >from at least one host. It then picks the >host whose times were most >consistent (the lowest "sigma" value in the stats display). Since all >this >is happening asynchronously we may stop before getting a full complement of >responses from >each host. And it may not be the host with the lowest RTT. > >ET was our first app that uses NTP. We have since switched to a different >algorithm for picking >which server to use in our other apps. But so far the >new algorithm hasn't been incorporated into >ET. > >William Arnett >Emerald Sequoia LLC" _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.