[ntp:questions] ACTS and leap event

Michael Tatarinov kukabu at gmail.com
Fri Mar 7 11:01:49 UTC 2014


2014-03-07 14:36 GMT+04:00, Harlan Stenn <stenn at ntp.org>:
> Michael Tatarinov writes:
>> 2014-03-07 13:52 GMT+04:00, Harlan Stenn <stenn at ntp.org>:
>> > Williams Catherine writes:
>> >> Hi ,
>> >> I want to know when I can get the leap second indicator by tool ntpq.
>> >> I'm not sure how long time before the leap second happen the NTP
>> >> server
>> >> can
>> >> send the leap second indictaor.
>> >>
>> >> Could you tell us?
>> >
>> > Up to a month in advance.
>>
>> but not ntp4.2.7, it's up to a day.
>
> Thanks, Mike!
>
> And now I'm remembering a bug about the ACTS driver in that it can
> lengthen the poll interval to just over a day, which means the system
> would miss the announcement.
>
> Do we need to change something?

when the ACTS system sets a flag? if it's shorter than the poll
interval then we lose the announcement else the ACTS driver sets the
peer leapflag (not system flag) and we won't lose it. But it's IMHO :)


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