Patent ID: 9383945
Filing Date: 2016-07-05
CPC Classification: G06F,G11B

Claim Text:
1. A method for writing a file to a plurality of tape media in a storage system that comprises at least two tape drives, the plurality of tape media being identified as a parent tape medium and at least one child tape medium, the method comprising: loading the parent tape medium into a first tape drive to retrieve identification (ID) information about the parent tape medium from metadata stored thereon; writing a first file part of a file to the parent tape medium and, at a same time, saving a file name, attribute information about the file, and attribute information about the first file part to the parent tape medium as metadata; keeping the parent tape medium loaded in the first tape drive until all subsequent file parts of the file are completely written to the at least one child tape medium; loading a child tape medium into a second tape drive in order to write one or more subsequent file parts of the file and retrieving ID information about the child tape medium from metadata stored thereon; writing the one or more subsequent file parts to the child tape medium and, at a same time, saving the ID information and attribute information about the one or more subsequent file parts stored to the child tape medium as metadata to the parent tape medium; and additionally saving the ID information about the child tape medium and the attribute information about the one or more subsequent file parts stored to the child tape medium as metadata in the child tape medium.