1. A data storage system configured to write data supplied from a host to data storage in accordance with write I/O of an owning application, comprising: a workload manager configured to direct the processing of said supplied data in accordance with said write I/O of an owning application, configured to provide service workload identification for describing said write I/O; at least one storage subsystem configured to add said service workload identification to record set information for said data; and a journal management system configured to store information from said record set information in a journal, including said service workload identification.