[ntp:questions] Does NTPClient need to be enabled for clients
nomail at example.com
Fri Feb 12 18:15:28 UTC 2010
unruh <unruh at wormhole.physics.ubc.ca> wrote:
> ["Followup-To:" header set to comp.protocols.time.ntp.]
> On 2010-02-12, Rob <nomail at example.com> wrote:
>> Jonathan de Boyne Pollard <J.deBoynePollard-newsgroups at NTLWorld.COM> wrote:
>>>> We use our one of our data centers internal default gateway (Router).
>>>> Everything feeds off of that.
>>>> It had best work well. It was $100K +.
>>> So what benefit is that $100K extra stratum gaining you? It has to be
>>> more than just splitting the UDP/IP path to the lower stratum servers in
>>> twain. But it's not reliability, because if your router goes down it
>>> still takes your NTP server with it. So what is it? Do you perhaps
>> The big advantage of such a setup is that all your systems will agree
>> on the same time. Locally you have short roundtrip time variations so
>> the polls of the local NTP server have small jitter and are not affected
>> by the loading of the internet link.
>> It is usually more important that all systems have the same time, than
>> that this time is very accurate.
> But $100K? I can buy a linux box with 5GPS receivers for $1K. or but 5
> boxes each with its own GPS for $2K-- massive reduncancy.
The 100K probably bought him more than an NTP server. It is the default
gateway for an entire data center. A Linux box will not replace that.
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