VERITAS Volume Manager 3.1 Administrator's Guide: for HP-UX 11i and HP-UX 11i Version 1.5

List of Figures

1-1 Example of a VM Disk

1-2 Example of a Subdisk

1-3 Example of Three Subdisks Assigned to One VM Disk

1-4 Example Plex With Two Subdisks

1-5 Example of a Volume with One Plex

1-6 Example of a Volume with Two Plexes

1-7 Connection Between Volume Manager Objects

1-8 Example of Concatenation

1-9 Example of a Volume in a Concatenated Configuration

1-10 Example of Spanning

1-11 Striping Across Three Disks (Columns)

1-12 Example of a Striped Plex with One Subdisk per Column

1-13 Example of a Striped Plex with Concatenated Subdisks per Column

1-14 Parity Locations in a RAID-5 Model

1-15 Traditional RAID-5 Array

1-16 Volume Manager RAID-5 Array

1-17 Left-Symmetric Layout

1-18 Incomplete Write

1-19 Example of a Striped-Mirrored Layered Volume

1-20 Volume Manager System Concepts

3-1 FMR Enhanced Snapshot

7-1 Example of a 4-Node Cluster

7-2 Bitmap Clusterization

8-1 Invalid RAID-5 Volume

8-2 Read-Modify-Write

8-3 Full-Stripe Write

8-4 Reconstruct-Write

9-1 Use of Striping for Optimal Data Access

9-2 Use of Mirroring and Striping for Improved Performance