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Re: NTp sources that work in a datacenter (was Re: Is latency equivalent to RTT?)
- From: Peter Lothberg
- Date: Sun Jun 01 02:08:29 2003
> In message <Pine.LNX.firstname.lastname@example.org>, Joel Jae
> ggli writes:
> >Also if you just need a high level of syncronization between the time on
> >all your hosts you can just deploy one standalone ntp server, sync it
> >against public time sources and get everything synced against that. its
> >probably a 95% solution to most people's timeing needs.
> If I recall correctly, NTP assumes that latency = RTT/2. You might
> make it work well for his application *if* you set up your tree so that
> your paths are each one hop, or at least symmetric over your network.
Correct, and if it's asymetric you get a static offset. My laptops
internal clock is a bigger source of error...