[ntp:questions] what happens when sys.peer turns stratum 16?

Rob nomail at example.com
Tue Jun 1 16:59:32 UTC 2010


unruh <unruh at wormhole.physics.ubc.ca> wrote:
>> That of course could happen, but the scenario requires some really
>> convenient failure in the GPS unit. If the GPS lock is lost, at least
>> the GPS units I have tested will indicate their clock is freewheeling.
>> The time is then discarded by gpsd as invalid and will not be fed to
>> the NTP reference clock driver.
>
> The nmea time reference may. The PPS will keep freewheeling. AFAIK, gpsd
> does not invalidate the PPS when the sattelites disappear.

It does.




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