Veritas Volume Manager 4.1 Administrator's Guide (HP-UX 11i v3, February 2007)

Volume Layouts in VxVM
28 VERITAS Volume Manager Administrator’s Guide
How the Failure of a Single Disk Affects Mirrored-Stripe and Striped-Mirror Volumes
Compared to mirrored-stripe volumes, striped-mirror volumes are more tolerant of disk
failure, and recovery time is shorter.
If the layered volume concatenates instead of striping the underlying mirrored volumes,
the volume is termed a concatenated-mirror volume.
Striped Plex
Striped-Mirror
Volume with
Striped Plex
Detached
Mirrored-Stripe
Volume with
X
X
Failure of Disk
Detaches Plex
Failure of Disk Removes
Redundancy from a Mirror
Striped Plex
no Redundancy
Partial
Redundancy