leap second outage

Harlan Stenn stenn at ntp.org
Wed Jul 1 05:59:43 UTC 2015


Mikael Abrahamsson writes:
> This is similar to the jiffycounter wrapping, since this doesn't happen 
> that often, it's not commonly tested for. Good way is to start the jiffy 
> counter so it wraps after 10 minutes of uptime. That way you'll run into 
> any bugs quickly. Either we should abolish the leap second or we should 
> make leap second adjustments (back and forth) on a monthly basis to 
> exercise the code.
> 
> This is a hard sell though...

and it's perversely interesting.  It would even be tolerable when the
difference between UTC and UT1 is such that the insertions and deletions
maintain the +/- .9 s difference.  There would even be enough time to
warn folks about this.

H



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