On Fri, 4 Nov 2005 17:35:37 -0800, Skip Robinson <[EMAIL PROTECTED]>
wrote:

>I say 'coincidental' because load module components can move from release
>to release. IBM might decide, for example, to put something into
>SYS1.LPALIB for performance.
>

I guess you could have that issue with any module or component when
os releases change, but I'm not sure how that is relelvent to this
discussion.

>
>As for the other examples (SDSF parms, LE parms), we install those with
>SMPE usermods also. Quick and dirty is high on speed, low on hygiene.
>Cleaner may mean quicker down the long road.
>

Your shop, your call.  I'm surprised you maintain something like SDSF
parms with a usermod (or do you use the assembled version still)?  We
still don't use RACF for SDSF security, so the parms get modified
fairly often.   I've tried to eliminate usermods wherever possible
to make installing new serverpacs easier.  LE options via parmlib
in z/OS 1.7 will mean a few less usermods.   PARMLIB members get
carried across from release to release so there is no danger of
regression.  It sounds like you would want to still maintain the
LE options vis usermod even though there is a parmlib alternative.

Another example of a usermod I eliminated was DFSORT ICEGENER customization.
Several of  our environments used the default options except for the
IEBGENER (OLDGENER) name.   Sometime in OS/390 (2.8?) IBM created an
alias of IEBGENR to IEBGENER in SYS1.LINKLIB. Now the only customization
required is to put SYS1.SORTLPA in the LPA list which replaces the
IEBGENER in SYS1.LINKLIB since the default "oldgener" name is IEBGENR.

Mark
--
Mark Zelden
Sr. Software and Systems Architect - z/OS Team Lead
Zurich North America and Farmers Insurance Group
mailto: [EMAIL PROTECTED]
Systems Programming expert at http://Search390.com/ateExperts/
Mark's MVS Utilities: http://home.flash.net/~mzelden/mvsutil.html

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