[LEAPSECS] Windows Server 2019

Brooks Harris brooks at edlmax.com
Thu Jul 19 05:12:45 EDT 2018

On 2018-07-19 04:44 AM, Hal Murray wrote:
>> As a IT professional, and author of date/time libraries, I cannot stress
>> enough how much a standard is needed here. We are going to have both UTC
>> (with leap seconds) and systems that smear ("UT-Smear") and there is
>> currently no agreed way to define the latter or move from one to the other. I
>> strongly suspect that Microsoft is going to have to define a smear in order
>> to meet old APIs, but this really should be something well defined by a
>> standard, not invented by a company.
> I think there is a semi-standard emerging for NTP.
> There are several big companies running smearing servers.  I think they have
> all agreed to use the same parameters.  I think that's linear over 24 hours,
> 12 before the leap and 12 after.  I'll dig deeper if it matters.
I think it does matter. I, for one, would be interested in credible 
explanation of the "smears", and, if these have been coordinated, by 
whom, and how.

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