[ntp:questions] Rejected peers. But why?

Brian Inglis Brian.Inglis at SystematicSw.ab.ca
Fri Feb 6 07:30:51 UTC 2015


On 2015-02-05 11:06, Sander Smeenk wrote:
> Quoting David Lord (snews at lordynet.org):
>> *GPS_NMEA(2)  .GPSb.         7 l   64  377   0.000  -1.786  7.863
>> oPPS(2)       .PPSb.         0 l   16  377   0.000   0.000  0.004
>> +mail0.lordy  81.187.61.78   3 u   64  377   0.801  -0.006  0.416
>> +mail.lordyn  81.187.61.78   3 u   64  377   0.869   0.010  0.509
>> +ns3.lordyne  81.187.61.78   3 u   64  377   1.309  -0.209  0.481
>>   e350n1b.hom  192.168.59.61  2 u   64  377   0.459   0.014  0.586
>>   me6000g.hom  192.168.59.61  2 u   16  377   0.480   0.001  0.597
>>   p3x1300.hom  192.168.59.61  2 u   64  377   0.317   0.356  0.544
>> +xxxxxxxxxxx  195.66.241.2   2 u  256  377  18.087  -1.466  0.365
>>
>> E350n1b, me6000g and p3x1300 can't be selected because they
>> are all synced to me6000e.
>>
>> You possibly need to add at least one extra independent ntp
>> source.
>
> Yes. This was indeed the problem.
> My mind not only wanders, it sometimes leaves completely.

You need a majority of truechimers over falsetickers, so you need three
independent sources to tolerate one being off occasionally, five to allow
two off, etc. if the sources

David has 3 falsetickers but 6 truechimers so selection succeeds.

Wander > 1 is always an issue ;^>
-- 
Take care. Thanks, Brian Inglis


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