Re: [ntp:questions] Syncing to nearby vs. faraway servers

2009-06-17 Thread Michael Sinatra
On 6/15/09 2:38 PM, Rich wrote: Is this sort of behaviour to be expected? Does this mean that the NTP algorithm ought to be giving more weight to servers with shorter delays? Or, perhaps, does it suggest that there might be something wrong with the Stanford servers that is making them all

Re: [ntp:questions] Syncing to nearby vs. faraway servers

2009-06-17 Thread Rich Wales
Hi, Dave -- Replying to: As you can see, bigben is on the order of 10ms off from the consensus, at least from ntp.davehart.net's perspective on a verizon business-class DSL. I had also considered that the offset could be due to asymmetric routing, but given the same ~10ms offset seen from

Re: [ntp:questions] Syncing to nearby vs. faraway servers

2009-06-15 Thread Rich Wales
Richard B. Gilbert wrote: The Delay values for some of the servers you have configured are large enough to suggest that they are poor choices! Agreed. Please note, though, that I didn't explicitly choose these particular servers -- they came from pools. This does suggest that even servers

Re: [ntp:questions] Syncing to nearby vs. faraway servers

2009-06-15 Thread David J Taylor
Rich wrote: [] Recently, in order to spread out my time base somewhat, I tried adding some outside servers (using the *.pool.ntp.org DNS names) to my NTP configurations. Since doing this, I've noticed that the nearby (Stanford) servers are uniformly off by several milliseconds, in comparison