IBM V7000 Introduction And Implementation Manual page 247

You can use the Actions button or you can right-click the pool to show a list of valid
commands (Figure 5-44).
Figure 5-44 Commands for a single volume from the Volume by Host menu
By using the Migrate to Another Pool option, the Volume can be migrated from one pool to
another while still maintaining full service to the host that connects to the Volume.
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Chapter 5. IBM Flex System V7000 Storage Node GUI interface