Re: [LEAPSECS] Longer horizon

2012-07-10 Thread Michael Spacefalcon
Daniel R. Tobias wrote: > Actually, from what I've seen and heard about this year's crop of > bugs, server crashes, etc., relating to the leap second, the big > problems come when the developers know and care just enough to be > dangerous. Yup. > If you take the total dumbass approach to lea

Re: [LEAPSECS] Longer horizon

2012-07-10 Thread Harlan Stenn
Dan wrote: > It's only when you actually attempt to get the system to account for > the leap second immediately and precisely when it happens that you > end up having to code in something convoluted that only runs every > couple of years, with all the potential to screw it up and cause a > majo

Re: [LEAPSECS] Testing computer leap-second handling

2012-07-10 Thread Greg Hennessy
And, as also discussed, you have yet to show that the woman on the Clapham omnibus even cares. Why is it that those who object to a proposal have to do the leg work of showing someone cares, not the ones advocating a change? Shall we take a poll 'UN bureaucrats are proposing changeing clocks

Re: [LEAPSECS] Longer horizon

2012-07-10 Thread Daniel R. Tobias
On 10 Jul 2012 at 8:38, Warner Losh wrote: > You really don't understand the depth of the leap second issue in > software. If it were that easy, it would have actually been > solved. People just don't care, and that's the problem. Actually, from what I've seen and heard about this year's crop

Re: [LEAPSECS] any other parties?

2012-07-10 Thread Steve Allen
On Sun 2012-07-08T08:24:35 -0700, Steve Allen hath writ: > I did not hold a leap second party, but Skip did. > http://www.the-signal.com/section/36/article/69087/ Here's an edited video of the party. http://youtu.be/CaOpGrs0x_U The time nuts should note how the different clocks indicated the lea

Re: [LEAPSECS] Longer horizon

2012-07-10 Thread Warner Losh
On Jul 10, 2012, at 11:17 AM, Rob Seaman wrote: > Your message seems snarkier (more "cranky, irritable") than mine. You > speculate on what I do or don't understand, and on what I am or am not doing. > All of these are irrelevant. I'm a big fan of FreeBSD and PHK's MD5 > password hashing, bu

Re: [LEAPSECS] Longer horizon

2012-07-10 Thread Rob Seaman
Warner, Your message seems snarkier (more "cranky, irritable") than mine. You speculate on what I do or don't understand, and on what I am or am not doing. All of these are irrelevant. I'm a big fan of FreeBSD and PHK's MD5 password hashing, but still disagree with his position on leap secon

Re: [LEAPSECS] NTP disambiguation

2012-07-10 Thread Dennis Ferguson
On 9 Jul, 2012, at 18:35 , Zefram wrote: > Dennis Ferguson wrote: >> While NTP-on-the-wire might replay the :59:59 timestamps over you can >> disambiguate which of these you are getting by noting that timestamps from >> the first time through :59:59 will have the leap second warning set while >>

Re: [LEAPSECS] Longer horizon

2012-07-10 Thread Warner Losh
On Jul 10, 2012, at 8:26 AM, Rob Seaman wrote: > On Jul 10, 2012, at 7:09 AM, Warner Losh wrote: > >> On Jul 10, 2012, at 7:12 AM, Daniel R. Tobias wrote: >> >>> On 9 Jul 2012 at 14:31, Warner Losh wrote: >>> First, the current "right" database can't be updated in place: you have to

Re: [LEAPSECS] Longer horizon

2012-07-10 Thread Rob Seaman
On Jul 10, 2012, at 7:09 AM, Warner Losh wrote: > On Jul 10, 2012, at 7:12 AM, Daniel R. Tobias wrote: > >> On 9 Jul 2012 at 14:31, Warner Losh wrote: >> >>> First, the current "right" database can't be updated in place: >>> you have to restart. >> >> M$ Windows people are used to constantly ha

Re: [LEAPSECS] Testing computer leap-second handling

2012-07-10 Thread Rob Seaman
On Jul 10, 2012, at 12:44 AM, Clive D.W. Feather wrote: > Rob Seaman said: >> The issue (discussed many times previously) is to avoid introducing a >> secular trend into UTC. > > And, as also discussed, you have yet to show that the woman on the Clapham > omnibus even cares. Wikipedia gives c

Re: [LEAPSECS] Longer horizon

2012-07-10 Thread Warner Losh
On Jul 10, 2012, at 7:12 AM, Daniel R. Tobias wrote: > On 9 Jul 2012 at 14:31, Warner Losh wrote: > >> First, the current "right" database can't be updated in place: >> you have to restart. > > M$ Windows people are used to constantly having to restart their > systems at the most trivial updat

Re: [LEAPSECS] Longer horizon

2012-07-10 Thread Daniel R. Tobias
On 9 Jul 2012 at 14:31, Warner Losh wrote: > First, the current "right" database can't be updated in place: > you have to restart. M$ Windows people are used to constantly having to restart their systems at the most trivial updates... *Nix folks are spoiled! -- == Dan == Dan's Mail Format Sit

Re: [LEAPSECS] Testing computer leap-second handling

2012-07-10 Thread Clive D.W. Feather
Rob Seaman said: > The issue (discussed many times previously) is to avoid introducing a secular > trend into UTC. And, as also discussed, you have yet to show that the woman on the Clapham omnibus even cares. -- Clive D.W. Feather | If you lie to the compiler, Email: cl...@davros.org

Re: [LEAPSECS] Testing computer leap-second handling

2012-07-10 Thread Clive D.W. Feather
Michael Spacefalcon said: > But with the latter approach, those > citizens who happen to be on the wrong side will have their fundamental > human rights violated by being subjected to a delta between true MST > and civil time than exceeds 30 min, If you think that this is a fundamental hum

Re: [LEAPSECS] Testing computer leap-second handling

2012-07-10 Thread Poul-Henning Kamp
In message <277995ca-44d0-4b43-8cba-d8f87fe02...@dotat.at>, Tony Finch writes: >On 9 Jul 2012, at 18:30, "Poul-Henning Kamp" wrote: >DST exists because people care more about the time of sunrise than the time of >noon. Sunset actually, but yes. -- Poul-Henning Kamp | UNIX since Zilog Z

Re: [LEAPSECS] Testing computer leap-second handling

2012-07-10 Thread Tony Finch
On 9 Jul 2012, at 19:07, Warner Losh wrote: > > (2) Push for a relaxation of DUT1 < 1s so we could reach a 10 year time > horizon, or possibly beyond. The difficulty with this is that it breaks several standard time sync protocols, including MSF and the telephone time protocol. But not DCF77 w

Re: [LEAPSECS] Testing computer leap-second handling

2012-07-10 Thread Tony Finch
On 9 Jul 2012, at 18:30, "Poul-Henning Kamp" wrote: > > DST also exploits the vast tolerance humans have for where the sun is in the > sky when they eat. DST exists because people care more about the time of sunrise than the time of noon. Tony. -- f.anthony.n.finchhttp://dotat.at/ ___