Re: Leap Second today!

2015-07-10 Thread Shmuel Metz (Seymour J.)
In 023001d0b5d9$b8e488a0$2aad99e0$@mcn.org, on 07/03/2015 at 02:46 PM, Charles Mills charl...@mcn.org said: Can a prisoner serving a 30-year sentence demand to be released 'n' seconds early to account for the leap seconds of incarceration? Can he be kept 'n' seconds late? How is the sentence

Re: Leap Second today!

2015-07-05 Thread George Kozakos
In my time zone, the leap second occurred at 17:59:60. So, I wonder about the z/OS STIMER macro: If, at 17:59:59 I had issued STIMER WAIT,LT=[18:000:01] would the wait have expired in 3 seconds? Yes, if you scheduled the leap second via STP or ETR. It would expire in 2 seconds if

Re: Leap Second today!

2015-07-04 Thread Robert A. Rosenberg
At 16:24 -0500 on 07/03/2015, Paul Gilmartin wrote about Re: Leap Second today!: Actually, you could have known that for 4 months, ever since the IERS announced the leap second. (Less the time it takes for a PTF to be created, distributed, and installed.) Since the leap second can only

Re: Leap Second today!

2015-07-04 Thread Robert A. Rosenberg
At 18:07 -0500 on 07/03/2015, Paul Gilmartin wrote about Re: Leap Second today!: On 2011-12-29 24:00:00, Independent Samoa advanced its clocks by 24 hours, to 2011-12031 00:00:00. There was no December 30. This was announced well in advance, and published in advance in the IANA database

Re: Leap Second today!

2015-07-04 Thread Mike Schwab
Also, the moons orbital distance increases by 4 cm a year, slowing the earth. We will be adding leap seconds more often until in a few thousand years our days will be 1 second longer. On Sat, Jul 4, 2015 at 10:44 PM, Jim Carpenter j...@deitygraveyard.com wrote: On Sat, Jul 4, 2015 at 2:25 PM,

Re: Leap Second today!

2015-07-04 Thread Jim Carpenter
On Sat, Jul 4, 2015 at 2:25 PM, Robert A. Rosenberg hal9...@panix.com wrote: Since the leap second can only occur on June 30 or December 31, it is not that hard to write the PTF and stockpile it. As Mike has previously said, it is possible for a leap second to be inserted on the last day of ANY

Re: Leap Second today!

2015-07-03 Thread Mike Schwab
about? Charles -Original Message- From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of Paul Gilmartin Sent: Friday, July 03, 2015 2:24 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Leap Second today! On Fri, 3 Jul 2015 15:33:37 -0500, George Kozakos wrote

Re: Leap Second today!

2015-07-03 Thread Paul Gilmartin
On Fri, 3 Jul 2015 16:41:03 -0500, George Kozakos wrote: Leap seconds are scheduled via STP or the sysplex timer. z/OS can only know about a leap second when it gets the Time Control Parameter Change event external interrupt for STP or the ETR Alert event external interrupt for ETR. Tunnel

Re: Leap Second today!

2015-07-03 Thread Paul Gilmartin
@LISTSERV.UA.EDU Subject: Re: Leap Second today! On Fri, 3 Jul 2015 15:33:37 -0500, George Kozakos wrote: So it actually waits for 4 seconds rather than the 3 requested. The problem is that at 17:59:59 when the STIMER is processed we don't know that a leap second will occur at 18:00. Actually, you could

Re: Leap Second today!

2015-07-03 Thread Paul Gilmartin
On Fri, 3 Jul 2015 14:42:31 -0500, George Kozakos wrote: In my time zone, the leap second occurred at 17:59:60. So, I wonder about the z/OS STIMER macro: If, at 17:59:59 I had issued STIMER WAIT,LT=[18:000:01] would the wait have expired in 3 seconds? Yes, if you scheduled the leap

Re: Leap Second today!

2015-07-03 Thread Jakubek, Jan
To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Leap Second today! In my time zone, the leap second occurred at 17:59:60. So, I wonder about the z/OS STIMER macro: If, at 17:59:59 I had issued STIMER WAIT,LT=[18:000:01] would the wait have expired in 3 seconds? Yes, if you scheduled the leap

Re: Leap Second today!

2015-07-03 Thread Charles Mills
MIDNITE DCCL8'0100' Midnight + 1 second 00:00:01.00 Charles -Original Message- From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of Paul Gilmartin Sent: Friday, July 03, 2015 1:00 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Leap Second today

Re: Leap Second today!

2015-07-03 Thread Charles Mills
Gilmartin Sent: Friday, July 03, 2015 2:07 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Leap Second today! On Fri, 3 Jul 2015 13:13:32 -0700, Charles Mills wrote: the syntax of STIMER macro provides no way to specify a time past midnight Au contraire (assuming STIMER includes STIMERM). I issue

Re: Leap Second today!

2015-07-03 Thread Jakubek, Jan
-MAIN@LISTSERV.UA.EDU] On Behalf Of Jakubek, Jan Sent: Friday, July 03, 2015 4:06 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Leap Second today! I think leap second is magical. All time measuring devices that respect it - stop for one second to observe it. Do I have it right

Re: Leap Second today!

2015-07-03 Thread Jakubek, Jan
and subtracting the leap second offset. -Original Message- From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of Jakubek, Jan Sent: Friday, July 03, 2015 6:52 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Leap Second today! Replying to myself...likely I'm

Re: Leap Second today!

2015-07-03 Thread George Kozakos
If, at 17:59:59 I had issued STIMER WAIT,BINTVL=[3 seconds] would the wait have expired at 18:00:01? No, it would expire at 18:00:02 regardless of whether you are using leap seconds And since the Leap Second code is ignorant of whether an entry corresponds to a clock time or a

Re: Leap Second today!

2015-07-03 Thread George Kozakos
So it actually waits for 4 seconds rather than the 3 requested. The problem is that at 17:59:59 when the STIMER is processed we don't know that a leap second will occur at 18:00. Actually, you could have known that for 4 months, ever since the IERS announced the leap second. (Less the

Re: Leap Second today!

2015-07-03 Thread George Kozakos
In my time zone, the leap second occurred at 17:59:60. So, I wonder about the z/OS STIMER macro: If, at 17:59:59 I had issued STIMER WAIT,LT=[18:000:01] would the wait have expired in 3 seconds? Yes, if you scheduled the leap second via STP or ETR. It would expire in 2 seconds if you

Re: Leap Second today!

2015-07-03 Thread Paul Gilmartin
On Fri, 3 Jul 2015 13:13:32 -0700, Charles Mills wrote: the syntax of STIMER macro provides no way to specify a time past midnight Au contraire (assuming STIMER includes STIMERM). I issue STIMERM SET,LT=MIDNITE,EXIT=POP_MIDNITE,ID=ID_MIDNITE,+

Re: Leap Second today!

2015-07-03 Thread Charles Mills
, depending on what day you are talking about? Charles -Original Message- From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of Paul Gilmartin Sent: Friday, July 03, 2015 2:24 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Leap Second today! On Fri, 3 Jul 2015

Re: Leap Second today!

2015-07-03 Thread Paul Gilmartin
On Fri, 3 Jul 2015 15:33:37 -0500, George Kozakos wrote: So it actually waits for 4 seconds rather than the 3 requested. The problem is that at 17:59:59 when the STIMER is processed we don't know that a leap second will occur at 18:00. Actually, you could have known that for 4 months, ever

Re: Leap Second today!

2015-07-02 Thread Paul Gilmartin
On Thu, 2 Jul 2015 00:30:16 -0400, Ed Finnell wrote: On the red Hat page Linus Torvil tries to explain that much of the application software was designed and built in an ERA(1999-2005) that had no leap seconds. 'It's always something' R. Rosanadan ??? The first (two?) leap seconds were in

Re: Leap Second today!

2015-07-02 Thread Anthony Thompson
[mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of Paul Gilmartin Sent: Friday, 3 July 2015 11:27 AM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Leap Second today! On Thu, 2 Jul 2015 13:36:26 -0400, Ed Finnell wrote: Yikes. Too much hasenpfeffer... http://www.wired.com/2012/07/leap-second-glitch

Re: Leap Second today!

2015-07-02 Thread Paul Gilmartin
On Thu, 2 Jul 2015 13:36:26 -0400, Ed Finnell wrote: Yikes. Too much hasenpfeffer... http://www.wired.com/2012/07/leap-second-glitch-explained/ In my time zone, the leap second occurred at 17:59:60. So, I wonder about the z/OS STIMER macro: If, at 17:59:59 I had issued STIMER

Re: Leap Second today!

2015-07-02 Thread Ed Finnell
Yikes. Too much hasenpfeffer... http://www.wired.com/2012/07/leap-second-glitch-explained/ In a message dated 7/2/2015 11:04:05 A.M. Central Daylight Time, jayare...@hotmail.com writes: Ah, yes, Torvil! Quite the ice dancer in her day, too.

Re: Leap Second today!

2015-07-02 Thread J R
On the red Hat page Linus Torvil ... Ah, yes, Torvil! Quite the ice dancer in her day, too. === Date: Thu, 2 Jul 2015 00:30:16 -0400 From: 000248cce9f3-dmarc-requ...@listserv.ua.edu Subject: Re: Leap Second today! To: IBM-MAIN@LISTSERV.UA.EDU On the red Hat page Linus

Re: Leap Second today!

2015-07-01 Thread Elardus Engelbrecht
Jon Butler wrote: Personally, I appreciated the extra sleep. ;-)) Let see, I had to decide what to do with that extra second: running another job, eat more, sleep more, bitching with someone... play more... etc... Hmmm, but I could not do that... because I wasted that precious second trying

Re: Leap Second today!

2015-07-01 Thread Jon Butler
Personally, I appreciated the extra sleep. ;-)) -- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN

Re: Leap Second today!

2015-07-01 Thread Vernooij, CP (ITOPT1) - KLM
List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of Jousma, David Sent: 30 June, 2015 20:35 To: IBM-MAIN@LISTSERV.UA.EDU Subject: Leap Second today! Is this going to be the next Y2K? In the eastern part of the US, that's 19:59:60 this evening

Re: Leap Second today!

2015-07-01 Thread John McKown
sigh/You Earthers! Just for for TAI. You have nothing to lose but your Earth-centric chains! Note: offer does not extend to users travelling at relativistic speeds or in high gravity environments, such as on a Neutron star. On Jul 1, 2015 23:30, Ed Finnell

Re: Leap Second today!

2015-07-01 Thread Shane Ginnane
The people most concerned were (automated) equity traders. Bloomberg reports 1.4 million trades per second. And, of course, they only count (continental) USA. That's a lot of capital that can go missing. And it was a trading day, not like 2012. Different parts of the world managed this

Re: Leap Second today!

2015-07-01 Thread Ed Finnell
On the red Hat page Linus Torvil tries to explain that much of the application software was designed and built in an ERA(1999-2005) that had no leap seconds. 'It's always something' R. Rosanadan In a message dated 7/1/2015 10:52:03 P.M. Central Daylight Time, hal9...@panix.com writes:

Re: Leap Second today!

2015-07-01 Thread Mike Schwab
On Wed, Jul 1, 2015 at 10:50 PM, Robert A. Rosenberg hal9...@panix.com wrote: At 11:40 + on 07/01/2015, Vernooij, CP (ITOPT1) - KLM wrote about Re: Leap Second today!: One of the particular appearances of the problem was, that the software could not cope with the 60th second presented

Re: Leap Second today!

2015-07-01 Thread Ed Finnell
http://money.cnn.com/2015/06/30/technology/leap-second/ In a message dated 7/2/2015 12:20:52 A.M. Central Daylight Time, ibm-m...@tpg.com.au writes: The people most concerned were (automated) equity traders. Bloomberg reports 1.4 million trades per second. And, of course, they only count

Re: Leap Second today!

2015-07-01 Thread Robert A. Rosenberg
At 11:40 + on 07/01/2015, Vernooij, CP (ITOPT1) - KLM wrote about Re: Leap Second today!: One of the particular appearances of the problem was, that the software could not cope with the 60th second presented by time servers in the last minute of the day. These program are IMO BAD

Re: Leap Second today!

2015-07-01 Thread Mark Post
On 7/1/2015 at 12:34 AM, Peter dbajava...@gmail.com wrote: What actually those fixes do ? Automatically corrects the time ? Handles them in a way that won't upset any user space applications. Beyond that, I would direct you to the source, as I'm not that familiar with them to comment

Re: Leap Second today!

2015-06-30 Thread Peter
Hi Mark What actually those fixes do ? Automatically corrects the time ? Peter On 1 Jul 2015 01:36, Mark Post mp...@suse.com wrote: On 6/30/2015 at 03:24 PM, Andre Massena andre_mass...@lavache.com wrote: European precision perhaps - no reports of zLinux SuSe being affected, Well, we're

Leap Second today!

2015-06-30 Thread Jousma, David
Is this going to be the next Y2K? In the eastern part of the US, that's 19:59:60 this evening. _ Dave Jousma Assistant Vice President, Mainframe Engineering david.jou...@53.com 1830 East Paris, Grand Rapids, MI 49546 MD RSCB2H p

Re: Leap Second today!

2015-06-30 Thread Andre Massena
European precision perhaps - no reports of zLinux SuSe being affected, Andre Message d'origine De : Ed Finnell 000248cce9f3-dmarc-requ...@listserv.ua.edu À : IBM-MAIN@LISTSERV.UA.EDU Objet : Re: Leap Second today! Date : 30/06/2015 21:05:13 CEST If you're just now researching

Re: Leap Second today!

2015-06-30 Thread Mark Post
On 6/30/2015 at 03:24 PM, Andre Massena andre_mass...@lavache.com wrote: European precision perhaps - no reports of zLinux SuSe being affected, Well, we're affected but the fixes to avoid the problem have been available for a while now. I'm pretty (nearly absolutely) sure the case is the

Re: Leap Second today!

2015-06-30 Thread Steve Thompson
But who is to leap first so I will know when to leap? -- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN

Re: Leap Second today!

2015-06-30 Thread Ed Finnell
If you're just now researching this it may be too late. It does affect Red Hat Linux and a few others. Last time it was added it knocked several 'high profile' sites offline. In a message dated 6/30/2015 1:35:32 P.M. Central Daylight Time, david.jou...@53.com writes: next Y2K? In the

Re: Leap Second today!

2015-06-30 Thread Mike Schwab
Second adjustments are the last second of a month UTC (corrected GMT), regardless of time zone. So far they have been the last second of December and June. On Tue, Jun 30, 2015 at 3:03 PM, Steve Thompson ste...@copper.net wrote: But who is to leap first so I will know when to leap?