Veritas Volume Manager 5.0 Administrator's Guide (September 2006)

31Understanding Veritas Volume Manager
How VxVM handles storage management
■ The subdisk disk01-01 is allocated from VM disk disk01.
Figure 1-10 Example of a volume with one plex
In Figure 1-11 a volume, vol06, with two data plexes is mirrored. Each plex of the
mirror contains a complete copy of the volume data.
Figure 1-11 Example of a volume with two plexes
Volume vol06 has the following characteristics:
■ It contains two plexes named vol06-01 and vol06-02.
■ Each plex contains one subdisk.
■ Each subdisk is allocated from a different VM disk (disk01 and disk02).
For more information, see “Mirroring (RAID-1)” on page 39.
vol01-01
vol01
Volume with one plex
Plex with one subdisk
disk01-01
vol01-01
vol06-01
vol06
Volume with two plexes
Plexes
disk01-01
vol06-01
disk02-01
vol06-02
vol06-02