Veritas Volume Manager 5.0 Release Notes (5900-0593, March 2010)

Chapter 1 7
1 Veritas Volume Manager 5.0 Release
Notes
This document provides information on Veritas Volume Manager 5.0. The Veritas Volume
Manager 5.0 is supported on HP-UX 11i Version 2 September 2006.
The following topics are discussed:
• Product Description
• New Features in VxVM 5.0
• System Requirements
• Known Issues
Product Description
Veritas Volume Manager is a storage management tool that removes the physical limitations
of disk storage so that you can configure, share, manage, and optimize storage I/O
performance online without interrupting data availability. VxVM also provides easy-to-use,
online storage management tools to reduce planned and unplanned downtime.
New Features in VxVM 5.0
The following new features are supported in VxVM 5.0:
• Default private region size
The default size of the private region has been increased from 1MB to 32MB. However, the
default size is still 1MB for bootable disks, created with vxdisksetup -B.
• Changed behavior of disk group import
In the previous releases, the vxdg import command could not import a disk group if some
disks in the disk group were unusable or inaccessible. The -f option must be specified to
forcibly import the disk group. With this release, a disk group can be imported
successfully if all the disks are accessible that were visible when the disk group was last