
6 IBM eServer zSeries 900 Technical Guide
Figure 1-3 Example of a multisystem server
The MCM on the z900 offers flexibility in enabling spare PUs via the Licensed Internal Code
Configuration Control (LICCC) to be used for a number of different functions. These are:
A Central Processor (CP)
An Integrated Facility for Linux (IFL)
An Internal Coupling Facility (ICF)
A System Assist Processor (SAP)
The number of CPs and SAPs assigned for particular general purpose models depends on
the configuration. A
standard configuration has the standard number of SAPs and a modified
configuration has more than the standard number of SAPs.
The number of spare ...