HP P9000 Provisioning for Open Systems User Guide (AV400-96396, October 2011)

When to use expanded-LU provisioning
Expanded-LU provisioning is a best fit in the following scenarios:
In an open systems environment.
When you want to manually control and monitor your storage resources and usage scenarios.
To combine open-systems volumes to create an open-systems volume (LU) larger than 2.8 TB.
When thin provisioning is not an option.
Basic provisioning workflow
The following illustrates the basic provisioning workflow:
Basic provisioning 17