There are cases where new features that are very useful on their own can be combined to offer even more advantages. That is definitely true for zones and ZFS in Solaris 10.

You may have read it already on our homepage or on this SAP blog: Using containers/zones and ZFS, it is possible to clone a SAP system within seconds, upgrade the software in the cloned container and test it, and then direct users from the current to the new production system.

For details on that concept, please click here.