72 Power Systems Enterprise Servers with PowerVM Virtualization and RAS
A WPAR: Inside a single running copy of AIX, you can create partitions (WPARs). These
partitions have the same characteristics as an independent LPAR. All WPARs must be on
the same operating system level as the global LPAR. Detached/rootvg WPARS have a
separate /usr and /opt, and can have software installed in them that is not part of the LPAR
(Global Environment).
An LPAR can be created on an IBM Power server starting from POWER4 and later. A WPAR
does not depend on the hardware. It is a software virtualization feature. The minimum
operating system requirement is AIX Version 6.1 or later. Thus, if you can install AIX Version
6.1 on a Power server, you can set up a WP ...