VERITAS Storage Foundation 4.1 Oracle Administrator's Guide

Upgrading From JFS, OnlineJFS, and Earlier VxFS Version Layouts Prerelease 8 September 2005, 8:55am
158 VERITAS Storage Foundation for Oracle Administrator’s Guide
Upgrading From JFS, OnlineJFS, and Earlier VxFS Version
Layouts
Prerequisites
Perform a full backup of the file system before upgrading to a new disk layout.
Usage Notes
The vxupgrade command lets you to upgrade the VxFS file system disk layout while the file
system is mounted. See the vxupgrade(1M) manual page for more details.
VxFS supports three file system disk layouts: Versions 4, 5, and 6. New file systems are
created with the Version 6 (for large file systems) disk layout by default when the current
version of VERITAS Storage Foundation for Oracle is installed on a system. You must
minimally upgrade to Version 4 disk layout if you want to use the Storage Rollback or
VERITAS NetBackup BLI Backup features.
To upgrade an existing VxFS file system to a new file system disk layout version
Use the vxupgrade command to upgrade to Version 4, 5, or 6 disk layout:
#
/opt/VRTS/bin/vxupgrade -n new_version /mount_point
where:
new_version is the version of the file system disk layout you want to upgrade to
/mount_point is the location where the file system is mounted
Example
This is an example of upgrading to disk layout Version 6.
#
/opt/VRTS/bin/vxupgrade -n 6 /db01
To use Quick I/O after upgrading the file system disk layout to Version 4, 5, or 6
1. Shut down the database.
2. Make each database file accessible as a Quick I/O file.
See “Accessing Regular VxFS Files as Quick I/O Files” on page 92 for more information.
3. Restart the database.