Managing HP Serviceguard for Linux, Sixth Edition, August 2006

Understanding Serviceguard Software Components
Volume Managers for Data Storage
Chapter 378
Finally, the Smart Array LUNs are configured into volume groups as
shown in Figure 3-23.
Figure 3-23 Smart Array LUNs Configured in Volume Groups
Figure 3-24 shows an illustration of storage configured on a disk array.
Physical disks are configured by an array utility program into logical
units or LUNs which are then seen by the operating system.
Figure 3-24 Physical Disks Combined into LUNs