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Variable written track widths for attribute-based storage

  • US 9,747,942 B2
  • Filed: 04/16/2015
  • Issued: 08/29/2017
  • Est. Priority Date: 11/24/2014
  • Status: Active Grant
First Claim
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1. One or more computer-readable storage media of a tangible article of manufacture encoding computer-executable instructions for executing on a computer system a computer process, the computer process comprising:

  • selecting one of multiple written track widths within a data band for a storage location based on a data type of data to be recorded at the storage location;

    selecting a wider written track width for the storage location responsive to a determination that the data type is cache data than a written track width selected responsive to a determination that the data type is non-cache data; and

    selecting a power level for operating a heat-assisted magnetic recording (HAMR) head to write the data based on the data type.

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