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.