A few follow-up comments:

1. It is possible (and common) to see different MSU values for z/OS and,
for example, for DB2 in SCRT reports. That is, a particular LPAR could peak
at 10 MSUs for z/OS and peak at 8 MSUs for DB2 (and 7 MSUs for CICS), or
whatever. All the major IBM products (plus several others) cut their own
SMF Type 89 records. Just like the machine, the size of the LPAR (z/OS
peak) is only a ceiling, not a floor, for the other products.

2. One of the factors in determining how to configure LPARs (and how many
to configure) is software licensing, and certainly that's common practice
(and has been for years). IBM's zNALC and Solution Edition licensing
requires separate LPARs, in fact.

3. Integrated Workload Pricing (IWP) gets even deeper into sub-LPAR
sub-capacity licensing.

4. I'm also puzzled why sub-capacity licensing isn't even more popular.

- - - - -
Timothy Sipples
Resident Enterprise Architect
Value Creation & Complex Deals Team
IBM Growth Markets (Based in Singapore)
E-Mail: timothy.sipp...@us.ibm.com
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