a storage system comprises storage devices providing logical volumes . the storage devices are divided into a plurality of types of tiers having different performance levels . a controller is operable to control to store data to a logical volume of the logical volumes . the controller is configured to receive a command commanding to copy data to deploy a template to a logical volume of the logical volumes or to back up data to a logical volume of the logical volumes . in response to the command , the controller is configured to allocate a storage area of a tier of the plurality of types of tiers to the logical volume . the tier of the storage area to allocate to the logical volume is determined based on whether the command received by the controller is to copy data to the template to the logical volume or to back up data to the logical volume .