Patent ID: 8972654
Filing Date: 2015-03-03
Classification: G06F,G11B

Abstract:
1. A method, in a data processing system, for writing files of less than fixed length to a tape medium, the method comprising: writing a first file from a host to the tape medium as a set of datasets (DSs) when receiving files from the host; storing a DS number (DS#N) of a last DS and a WritePass (WP) number #M(WP#M) of a last write operation to nonvolatile memory; sequentially writing DSs filled with the first file and a second file to a DS following the last DS containing the first file to the tape medium when receiving the second file following the first file; incremental DS numbering and WP number #M+1 to the DSs containing the second file and the first file; and storing the DS numbers and the WP number associated with first file and the second file to the nonvolatile memory.