Disk-to-Disk Backup - It's Also About Tape
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Overview: This paper from Data Mobility Group discusses about Disk-to-Disk Backup. Declining disk costs have sparked the development of a variety of Disk-to-Disk (D2D) systems. Not all of these products are alike; in fact, in some respects they are very different. Let’s look at the different options. Backups were first written to disk in tape image format and then in the background written to physical tape cartridges connected to the library. This can help improve job productivity as well as reduce the physical number of tape systems and cartridges required.