CMMVC9442E The command failed because the specified volume is not a HyperSwap® volume.

Explanation
This error occurs when an attempt is made to use the expandvolume command to
expand a non-HyperSwap volume.

User response
Retry the command, specifying a HyperSwap volume. You
can use the expandvdisksize command to expand a non-HyperSwap volume.