[ntp:questions] Quality vs. Quantity

steven Sommars stevesommarsntp at gmail.com
Sun Mar 23 13:43:48 UTC 2014


Background:

NIST operates a DNS load balancer for NTP:  time.nist.gov
See http://tf.nist.gov/tf-cgi/servers.cgi

USNO operates a server load balancer for NTP.  See for example:
http://tycho.usno.navy.mil/ptti/2010papers/paper9.pdf



On Sun, Mar 23, 2014 at 2:43 AM, Terje Mathisen <terje.mathisen at tmsw.no>wrote:

> Daniel Quick wrote:
>
>> While this should be obvious, I always have to ask how and why...
>> While considering that the number of requests to our time servers
>> will grow over time since the client decides which server to sync
>> with.
>>
>> Do we want a Netspeed setting that assists with taking the load off
>> some of the more heavily, higher-speed servers? or do we want to keep
>> a setting where we serve fewer clients with the highest resolution of
>> time given specific setup and let the client queries grow from there?
>> I suppose this also takes into the smart dns load-balancing that goes
>> on in the background.
>>
>
> You really do NOT want load-balancing of ntp servers!!!
>
> Put them all in a pool and let the clients connect to all, distributing
> the load automatically.
>
> Terje
>
>
>> Any input would be appreciated.
>>
>> Thanks,
>>
>> Daniel
>>
>>
>
> --
> - <Terje.Mathisen at tmsw.no>
> "almost all programming can be viewed as an exercise in caching"
>
>
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