×

Method and system for efficiently importing/exporting removable storage volumes between virtual storage systems

  • US 6,816,941 B1
  • Filed: 10/23/2000
  • Issued: 11/09/2004
  • Est. Priority Date: 10/23/2000
  • Status: Active Grant
First Claim
Patent Images

1. A method for efficiently importing/exporting a removable storage volume from a first virtual storage system to a second virtual storage system, said method comprising the steps of:

  • writing a table of contents to the end of said removable storage volume in said first virtual storage system, wherein said table of contents identifies a plurality of data files located in said removable storage volume, and wherein said table of contents for each and every said data file in said plurality of data files is stored only at an end location on said removable storage volume, said end location being reserved as the exclusive location for storing said table of contents for each and all of said plurality of data files, and wherein any previous table of contents stored on said removable storage volume is overwritten when new data files are written to said removable storage volume;

    transferring said removable storage volume to said second virtual storage system; and

    updating a database in said second virtual storage system utilizing said table of contents without having to read each of said plurality of data files.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×