RE: $$A$SUPI

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Subject: RE: $$A$SUPI
From: Allan Peterson (Allan.Peterson@revera.co.nz)
Date: Tue Aug 18 2009 - 22:51:44 EDT


This now has me wondering  ...

I created an asiproc $IPLZ and did a prompted IPL using it
It IPL'd but I lost 1Mb
I changed some parameters recataloged $IPLZ shutdown and ipled OK back to where the production 

However I did very little "testing"

I am planning to put supi into production come daylight saving time in 6 weeks , BUT, since I am at VSE/ESA 2.3.1+ and the other stuff at 9901 and I'm now thinking am I headed for issues and just leave it on supx.

Allan

-----Original Message-----
From: owner-vse-l@Lehigh.EDU [mailto:owner-vse-l@Lehigh.EDU] On Behalf Of Steve Mondy
Sent: Wednesday, 19 August 2009 2:04 a.m.
To: VSE Discussion List
Subject: RE: $$A$SUPI

Tom,
If your VSE and vender software are at current version/release levels and you have any service above those levels that relates to the >254 issue you should be in good shape.  We did this change in either 2.4 or 2.6.  As others have stated you will need to watch your shared area boundary.  SUPI will be larger and the additional DASD will increase the number of CHANQ and COPY-BLOCKS allocated by VSE.  Some of this may be recovered from the 24-bit system getvis rounding and by decreasing the values for the SDL, PSIZE & GETVIS on SVA IPL statement.  If your SDL entries are over allocated you can get back 4K per 56 entries removed.  Not a big amount but can help when you are close to a boundary.

I know you don't have it but just a note on BTAM.  If all the available BTAM service is applied to BTAM it will run with SUPI and on devices that are added above 254.  It even runs on z/VSE 4.1.  We have one product that still requires it.  So we keep dragging it forward.  I will let know about 4.2 in a few weeks.

Steve H. Mondy
Mainframe Technical Support Manager
Open Solutions Inc.
3900 Essex Lane, Suite 400
Houston, TX  77027-5100

Office 713-965-8457
Cell    281-409-2870
Fax    713-965-8405
Email steve.mondy@opensolutions.com

www.bank.opensolutions.com
www.opensolutions.com

-----Original Message-----
From: owner-vse-l@Lehigh.EDU [mailto:owner-vse-l@Lehigh.EDU] On Behalf Of Tom Duerbusch
Sent: Monday, August 17, 2009 1:24 PM
To: VSE Discussion List
Subject: $$A$SUPI

One of my clients is running the older $$A$SUPX supervisor on a z/VSE 3.1.0 system.

We are getting a new dasd subsystem and for a while, we will double the number of dasd volumes.  This far exceeds the 254 device limit in $$A$SUPX.

We don't know if the newer $$A$SUPI (with 1024 device limit) was tried and if it was tried, if it was backed out.  The previous systems programmer retired.

This is a production system, without a test system (uggg).
So this weekend, I'm planning on IPL'ing the SUPI supervisor.  If everything comes up fine, I'll leave it up.

However, I would like to make a list of items that may cause us to bail on SUPI.

1.  BTAM requires the supx version.... no BTAM here.
2.  Some software that directly access the PUB table.  (have no idea if that is here)
3.  Some software that accesses the PUB table via macros, that hasn't been reassembled with the new control blocks (that has a 10 bit PUB length).

Anything else?
We are up to snuff on all vender software that we license.  But we are running some software, legally, that was purchased, but we did not buy the maintenance side.

Anyone have suggestions on vender products that had problems with the expanded PUB control block?  Even if it was fixed in the last 5 years, I want to make sure it is a product that we have upgraded since then.

I really, really love making changes on a production system without testing, but if a shop doesn't support a test side, then they really don't care about up time.  Just hate to have them crash on something trivial.

Thanks

Tom Duerbusch
THD Consulting


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