"Tom Marchant" <[EMAIL PROTECTED]> wrote in message
news:<[EMAIL PROTECTED]>...
> On Fri, 18 May 2007 09:51:23 +0200, Vernooy, C.P. - SPLXM 
> <[EMAIL PROTECTED]> wrote:
> 
> >
> >
> >"Robert Bardos" <[EMAIL PROTECTED]> wrote in message
> >news:<[EMAIL PROTECTED]>...
> >>
> >> Naive idea: why not provide system symbols for all of these
> >> (submission time, conversion time, execution time)?  SYSSTIME,
> >> SYSCTIME, SYSETIME?
> >>
> >> Robert
> >>
> >
> >Of which system? Jobs can travel through serveral systems in an NJE
> >network, submitted on system1, converted on system2 executed on
system3,
> >each with their own timesettings.
> 
> Well, let's see....  If I submit a job on system1 and ask for
submission time, I 
> think I would want system1's time.  If I submit it to run on system3
and ask 
> for executuion time, I think I want system3's time.  Of course, if
e.g. system3 
> is a sysplex with images running in different time zones, I'd probably
want GMT 
> time.
> 
> > Dataset1 gets timestamp 10:00, the
> >*next* dataset2 can get timestamp 09:10 if created 10 minutes after
> >dataset1. Quite confusing.
> 
> I can't see how that would happen unless the two time stamps were
based 
> upon a different kind of time.  Or perhaps if the job terminated and
was 
> restarted on a different member in the 'plex that ran in a different
time zone 
> and I was asking for local time.
> 

It will also work without restart: job1 runs on system1 with time1, job2
runs 10 minutes later on system2 with time=time1-1hr.

I must admit, if you know the mechanisme, you know its shortcomings and
that could be manageable.

I think the problem is at a different level: until now, symbolics are
system-wide: with this addition you get symbolics per job. This means
that each job must create room to store all these variables. Where do
you store them, which variables do you store, how do you keep
flexibility in this set of variables, will the user demand a varying set
of user variables to be stored (yes, he will), etc. etc.?

Kees.
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