Recent NTP pool traffic increase

Royce Williams royce at
Wed Dec 21 05:21:47 UTC 2016

On Tue, Dec 20, 2016 at 8:19 PM, Royce Williams <royce at> wrote:
> On Tue, Dec 20, 2016 at 8:04 PM, Yury Shefer <shefys at> wrote:
>> Google announced public NTP service some time ago:
> Leap smearing does look interesting as way to sidestep the
> potentially-jarring leap-second problem ... but a note of caution.
> I've had multiple time geeks tell me that leap-smearing is pretty
> different from strict-RFC NTP, and Google themselves say on that page:
> "We recommend that you don’t configure Google Public NTP together with
> non-leap-smearing NTP servers."
> So it looks like we shouldn't mix and match. And since most folks
> should probably want some heterogeneity in their NTP, it may be a
> little premature to jump on the leap-smear bandwagon just yet.
> I'm vague on the details, so I could be wrong.

This is informative:

> Does anyone know of any other (non Google) leap-smearing NTP implementations?


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