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Systems and methods of data storage management, such as dynamic data stream allocation

  • US 9,256,606 B2
  • Filed: 06/18/2013
  • Issued: 02/09/2016
  • Est. Priority Date: 11/15/2004
  • Status: Active Grant
First Claim
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1. A method of transferring data from a source storage device to a magnetic disk storage medium, the method comprising:

  • determining an estimated amount of disk storage space required to store the data on the magnetic disk storage medium by estimating at least a total size of the data, wherein the data includes multiple jobs each comprising one or more files, and wherein a disk file system manages individual files on the magnetic disk storage medium;

    instructing the disk file system that a single file is to be stored in the estimated amount of disk storage space to reserve the estimated amount of disk storage space as a contiguous physical portion of disk storage space on the magnetic disk storage medium before transferring the data to the magnetic disk storage medium;

    allocating the reserved contiguous physical portion of disk storage space on the magnetic disk storage medium; and

    transferring the data from the source storage device to the allocated contiguous physical portion of disk storage space on the magnetic disk storage medium.

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