Upgrading from earlier VxFS version layouts
Before starting the upgrade process, make sure the following conditions have been met:
This is an example of upgrading to disk layout Version 7:
# /opt/VRTS/bin/vxupgrade -n 7 /db01
To use Quick I/O after upgrading the file system disk layout to version 4, 6, or 7
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Make the DB2 database inactive by either shutting down the database or disabling all user connections.
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Make each database file accessible as a Quick I/O file.
See Accessing regular VxFS files as Quick I/O files.
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Reactivate the DB2 database.
To use Oracle Disk Manager after upgrading the file system disk layout to version 4, 6, or 7