Veritas 4.1 Installation Guide (HP-UX 11i v3, February 2007)

after a failure. If a portion of a RAID-5 volume fails, the data that was on that portion of the failed
volume can be recreated from the remaining data and parity information. It is also possible to
mix concatenation and striping in the layout.
VxVM Interfaces
VxVM has the following interfaces:
• Command Line Interface
• Menu-driven vxdiskadm utility
• Veritas Enterprise Administrator (VEA)
Command Line Interface
As a superuser you can administer and configure volumes and other VxVM objects using the
available vx* commands.
Menu-driven utility
The vxdiskadm utility provides an easy to use menu of driven interface for common high-level
operations on disks and disk groups.
Veritas Enterprise Administrator (VEA)
The Veritas Enterprise Administrator (VEA) is the graphical interface for administering disks,
volumes, and file systems on local and remote machines.
File Systems Supported on HP-UX 11i Version 3
The following file systems are supported on HP-UX 11iv3:
Table 1-1 Supported File Systems on HP-UX 11i Version 3
DescriptionFile System Type
HFS is derived from the Unix File System, the original BSD file system.Hierarchical File
System (HFS)
The Veritas File System is an extent-based, intent logging file system from Symantec
Corporation.
Veritas File System
(VxFS)
The CD file system allows you to read and write to compact disc media.Compact Disk File
System (CDFS)
The UDF file system is used for reading and writing to optical media.Universal Disk Format
File System (UDF)
AutoFS/Automounter mounts directories automatically when users or processes request
access to them. AutoFS also unmounts the directories automatically if they remain idle for
a specified period of time.
AutoFS
Network File System (NFS) provides transparent access to files on the network. An NFS
server makes a directory available to other hosts on the network by “sharing” the directory.
Network File System
(NFS)
The Cache File System (CacheFS) is a general purpose file system caching mechanism that
improves server performance and scalability by reducing server and network load.
CacheFS
Veritas File System (VxFS) 4.1
Introduction
The Veritas File System (VxFS) is a high availability, high performance, commercial grade file
system that provides features such as transaction based journaling, fast recovery, extent-based
allocation, and online administrative operations such as backup, resizing, and defragmentation
of the file system. It provides high performance and easy manageability required by
File Systems Supported on HP-UX 11i Version 3 17