Use the NetBackup nbdevconfig command to remove a volume from a disk pool. The following are the prerequisites:
By default, NetBackup automatically decreases disk pool capacity if you remove a disk volume.
To remove a volume from an OpenStorage disk pool
Remove the volume by using the nbdevconfig command. The following is the command syntax:
install_path\NetBackup\bin\admincmd\nbdevconfig -deletedv -stype server_type -dp disk_pool_name - dv vol_name
For the server_type, the storage vendor provides the string that identifies the server type.