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CHAPTER 6 Partition Settings and Notes
6.2
Partition Mode
PRIMEPOWER900 partitions have the following two modes:
l
Physical partitioning (PPAR)
In this partition mode, partitions are configured in units of physical system boards
(PSB).
l
Extended partitioning (XPAR)
In this partition mode, each system board is divided into four extended system
boards (XSBs), and partitions are configured in units of XSB.
6.2.1
Extended partitioning
Extended partitioning (XPAR) means that each system board is divided into four
extended system boards (XSBs) and partitions are configured in units of XSB.
XPAR divides hardware resources, such as processors, memory, and PCI slots, into
Table 6.1 Partition mode
Partition mode
Abbreviation
Configuration unit
Physical partitioning
PPAR
Physical system board (PSB)
Extended partitioning
XPAR
Extended system board (XSB)