User`s guide

Parallels Virtuozzo Containers 4.7 officially supports an in-place upgrade on Hardware Nodes that
run Parallels Virtuozzo Containers 4.0 or 4.6 and one of the following Linux distributions (both x86
and x64 versions):
• Red Hat Enterprise Linux 5
• CentOS 5
It is recommended that you install the latest Parallels Virtuozzo Containers update on the Hardware
Node before starting the upgrade procedure. Use the vzup2date utility to check that you have all
of the available updates installed on the Node.
In This Chapter
Upgrading to Parallels Virtuozzo Containers 4.7 ...................................................... 9
Verifying the Upgrade ............................................................................................. 10
C HAPTER 4
Upgrading from Parallels Virtuozzo
Containers 4.0 and 4.6