a method , and associated system , for delivering data services such as virtualization to legacy devices . the method involves reserving a metadata region in memory of a storage resource in a storage pool that is controlled by a data services platform . the metadata region includes a global set containing information used by the data services platform to manage the data services , including virtualization of volumes throughout the storage pool . the method includes locating an available legacy storage device and retrieving element information for the legacy storage device . a volume or virtualized legacy volume is built based on the collected element information , and the global set in the metadata region is update to include volume information for the legacy storage device . the legacy storage device includes memory that stores legacy or user data , but the steps of the method are performed to leave the legacy data unchanged .