connection from China to Europe is bad than China to USA. trace route shows there is no direct connection between China and Europe. packet will pass through USA, then to Europe.
we can donate a free VPS in China for monitor. Can pool.ntp.org <http://pool.ntp.org/> deploy a dedicate monitor node in China? > On Jun 10, 2016, at 12:19, Dan Drown <[email protected]> wrote: > > You have mentioned that Europe and Asia (China) have a better connection than > the USA and Asia (China). Care to back that up with long term data? What > I'd expect is the same periods of no loss broken up by periods of heavy > (>25%) loss. > > Quoting Max Grobecker <[email protected]>: >> maybe it's sufficient to connect the existing monitoring system via a simple >> GRE tunnel to a network more close to China resp. Asia. >> The connection between USA and Europe is very stable, the connection between >> Europe and Asia is pretty good as well, the problem >> seems to be the "direct" connection between USA and Asia which is lossy and >> unstable. >> Tunneling the packets through Europe might help getting better monitoring >> without big changes on the software. >> >> >> Greetings, >> Max >> >> >> Am 02.06.2016 um 11:33 schrieb Philip Homburg: >>>> Being very well spread all over the world, couldn't RIPE Atlas >>>> probes be used instead or in addition ? >>> >>> I'm sure that can be done. But it requires writing scripts to analyse the >>> results and a strategy for creating the measurements. Probably having a >>> DNS server that iterates over ntp servers is most flexible. >>> >>> >>> _______________________________________________ >>> pool mailing list >>> [email protected] >>> http://lists.ntp.org/listinfo/pool >>> > > > _______________________________________________ > pool mailing list > [email protected] > http://lists.ntp.org/listinfo/pool > _______________________________________________ pool mailing list [email protected] http://lists.ntp.org/listinfo/pool
