F-ckin Leap Seconds, how do they work?

Tue Jul 3 19:06:11 UTC 2012

God damn that's a horrid piece of shit web site.  You have to disable security and permit remote code execution or it does not work.

What a crock!

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> -----Original Message-----
> From: Nick Hilliard [mailto:nick at foobar.org]
> Sent: Tuesday, 03 July, 2012 12:33
> To: Saku Ytti
> Cc: nanog at nanog.org
> Subject: Re: F-ckin Leap Seconds, how do they work?
> 
> On 03/07/2012 18:59, Saku Ytti wrote:
> > Leap bugs are NOT known. Most people have no idea unixtime is not
> > monotonically increasing.
> > I had no idea myself until sunday, I had assumed we really go 59 -> 60 ->
> > 00, but we go 59 -> 59 -> 00. So 59.1 can happen before or after 59.2.
> > To me this is fundamentally and inherently broken.
> 
> Well, yeah, it's not obvious that a minute can have anywhere between 59 and
> 62 seconds.  Certainly if POSIX were being redesigned, they ought to
> consider using libtai.
> 
> Google's approach to this is interesting:
> 
> > http://googleblog.blogspot.ie/2011/09/time-technology-and-leaping-
> seconds.html
> 
> i.e. controlled clock slew until the correct offset is reached, thereby
> allowing their developers to assume a monotonic system clock.
> 
> Nick