Example -- Metadevice Consisting of Two Slices

Figure 1-1 shows a metadevice "containing" two slices, one each from Disk A and Disk B. An application or UFS will treat the metadevice as if it were one physical disk. Adding more slices to the metadevice will increase its capacity.

Figure 1-1 Relationship Among a Metadevice, Physical Disks, and Slices