We have the default IEFUSI, compile date of 05/13/1990, and IBM's Application 
Performance Analyzer IEFUSI.
I looked at SYS1.SAMPLIB(IEEUSI) and I do not think that code does anything 
different for a batch job vs.
a STC.  The SMFPRMxx parmlib member (and no it has not changed) has 
MEMLIMIT(8G).



"Confidentially doc, I am the wabbit."

Bugs Bunny

Sent with Proton Mail secure email.

On Tuesday, January 28th, 2025 at 7:38 AM, Ituriel do Neto 
<[email protected]> wrote:

> The JCL statement REGION overrides the one defined at JOBCLASS.
> Do you have an IEFUSI exit? There may be differences related to REGION 
> definition because of LSQA settings for JOB and STC.
> 
> 
> Best Regards
> 
> Ituriel do Nascimento Neto
> z/OS System Programmer
> 
> 
> 
> 
> 
> 
> Em terça-feira, 28 de janeiro de 2025 às 09:28:46 BRT, rpinion865 
> [email protected] escreveu:
> 
> 
> 
> 
> 
> 
> I forgot to add, the VPS PROC has REGION=0M. The JES2 STC JOBCLASS has 
> REGION=4M.
> When I ran VPS as a batch job, I had REGION=0M coded on my job statement. Does
> anyone know if the JES2 STC JOBCLASS REGION would override what is coded on 
> the EXEC
> statement of a STC?
> 
> I will dig around and see if I have any programs that report on SMF type 30 
> records.
> I would need something that would show region statistics. Perhaps, that would 
> show
> VPS region usage over the last couple of months.
> 
> 
> 
> "Confidentially doc, I am the wabbit."
> 
> Bugs Bunny
> 
> Sent with Proton Mail secure email.
> 
> 
> On Tuesday, January 28th, 2025 at 7:22 AM, rpinion865 
> [email protected] wrote:
> 
> > Since I am the z/OS system programmer, I can say with 99% confidence, 
> > nothing has changed.
> > But I have learned the hard way, never say never. I did not make any 
> > parmlib or JES2 parm
> > changes. As for the IPL, it was the scheduled monthly IPL (not my decision, 
> > that is
> > way it has been for many, many years, predating my start date of May 2022).
> > 
> > LRS had us run a GTF trace and send them the output. After analyzing the 
> > GTF trace and
> > VPS logs, they suggested we remove printer definitions for printers that 
> > were no longer
> > present. Again, this company has a bad habit of maintaining pre-historic 
> > artifacts.
> > After the dead printers were removed, VPS, as a STC, came up and is stable.
> > 
> > "Confidentially doc, I am the wabbit."
> > 
> > Bugs Bunny
> > 
> > Sent with Proton Mail secure email.
> > 
> > On Tuesday, January 28th, 2025 at 1:55 AM, Brian Westerman 
> > [email protected] wrote:
> > 
> > > Someone could have changed the location of some control blocks in parmlib 
> > > and now they are in 64bit areas. Or someone could have added the TIOT 
> > > constraint relief stuff or any of several other "minor" parm changes that 
> > > upset where VPS is able to touch things. It could also be that the VPS 
> > > software itself was changed with some maintenance.
> > > 
> > > Since it's a STC vs JOB thing, then it could be that someone made a 
> > > change to the JES2PARMS and moved some of the constraint relief stuff 
> > > around. Probably SWA.
> > > 
> > > The good news is that VPS can run as a batch job without any reall 
> > > issues, but you do need to make sure that you code TIME=1440 on the 
> > > execute card or jobcard.
> > > 
> > > The A03 is probably because one of the internal VPS tasks has abended 
> > > before it detached it's subtasks. The S0C4 will probably be pointing to 
> > > some area above the line or the 64bit line and your program is likely 
> > > either 24bit and can't see the 31 bot area or 31bit and cant see the 
> > > 64bit area.
> > > 
> > > So, you can run as a batch job for a while, but you need to run down the 
> > > changes to parmlib (could be DIAGxx), or JES2parms to see what they 
> > > changed.
> > > 
> > > Nobody IPLs just for the fun of it so someone cahnged something. If it's 
> > > been a while since the last one then lots of stuff could have changed.
> > > 
> > > If you can't find the culprit, then restore your res volume from a 
> > > previous point in time (like from your previous IPL time) and you will 
> > > likely see that things run just fine, then you will need to compare the 
> > > parmlibs to see what changed. If it's a VPS change, then look at the last 
> > > update date on your VPS loadlibs, if thoe dates are before the previous 
> > > IPL, (the one where things still worked) then the problem is outside VPS 
> > > and you need to track down the varmint that changed stuff on the res pack 
> > > on you.
> > > 
> > > You might be able to find the culprit just by looking at what has changed 
> > > since the previous IPL in parmlib by looking at the dates on the members.
> > > 
> > > Remember, if everyone says "nobody changed nothin", then someone is not 
> > > telling the truth. Something changed, software doesn't just break for no 
> > > reason.
> > > 
> > > The first thing that should tip you off that something changed was the 
> > > fact that you IPLed. There must have been a reason, and maybe someone 
> > > thought to slip some other changes in on you.
> > > 
> > > Look closely, you'll find it.
> > > 
> > > Brian
> > > 
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