​Related link for Linux.​

http://www-01.ibm.com/support/docview.wss?uid=swg21602521&myns=swgws&mynp=OCSSFKSJ&mync=R&cm_sp=swgws-_-OCSSFKSJ-_-R

On Wed, Apr 8, 2015 at 1:34 PM, Kirk Wolf <[email protected]> wrote:

> Here's a pretty good IBM techdoc on the subject:
>
> https://www-03.ibm.com/support/techdocs/atsmastr.nsf/WebIndex/WP102081
>
> Kirk Wolf
> Dovetailed Technologies
> http://dovetail.com
>
> On Wed, Apr 8, 2015 at 11:27 AM, Paul Gilmartin <
> [email protected]> wrote:
>
> > On Wed, 8 Apr 2015 21:41:48 +0530, zos reader wrote:
> > >
> > >We are running zOS1.13 on z114 box. As we aware Leap Second is to happen
> > on
> > >30th June. Will there be any impact, if yes do we require any changes to
> > be
> > >done prior to this.
> > >Please guide me
> > >
> > See OA05136 (Mine!)
> >
> > Probably no impact given that z/OS makes user processes nondispatchable
> > during
> > the leap second.  (Well, 1/3600 the impact of shutting dowh for an hour
> > every Fall.)
> >
> > The duration of a process spanning the Leap Second shown by the
> difference
> > between two STCK values will appear.
> >
> > We enabled Leap Seconds many years ago, then disabled them shortly after
> > because vendor products were inconsistent in their treatment of CVTLSO
> > (Our systems programmer names SMF and RMF.)  But you're already enduring
> > that; it will get only 4% worse.
> >
> > And IBM refuses to document STCKCONV's treatment of CVTLSO.
> >
> > -- gil
> >
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